8-K Filing

STAGWELL INC CIK: 876883

Filing Information

Form Type	8-K
Accession Number	`0000876883-20-000024`
Period End Date	20200331
Filing Date	20200831
Fiscal Year	N/A
Fiscal Period	N/A
XBRL Instance	mdca8-kfor10xka_htm.xml

Filing Contents

This filing contains the following financial statements:

Balance Sheet 128 Income Statement 156 Cash Flow Statement 191 Stockholders Equity 66 Comprehensive Income 33

Balance Sheet 128 line items

Line Item	Tag	Value	Unit	Period
Allowance for doubtful accounts	`AllowanceForDoubtfulAccountsReceivableCurrent`	$2.11M	USD	Point-in-time
Allowance for doubtful accounts	`AllowanceForDoubtfulAccountsReceivableCurrent`	$1.88M	USD	Point-in-time
Allowance for doubtful accounts	`AllowanceForDoubtfulAccountsReceivableCurrent`	$3.30M	USD	Point-in-time
Fixed assets, accumulated depreciation	`AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment`	$132.17M	USD	Point-in-time
Fixed assets, accumulated depreciation	`AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment`	$129.58M	USD	Point-in-time
Fixed assets, accumulated depreciation	`AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment`	$128.55M	USD	Point-in-time
Preference shares, authorized (in shares)	`PreferredStockSharesAuthorized`	95.00M	shares	Point-in-time
Cash and cash equivalents	`CashAndCashEquivalentsAtCarryingValue`	$30.87M	USD	Point-in-time
Cash and cash equivalents	`CashAndCashEquivalentsAtCarryingValue`	$106.93M	USD	Point-in-time
Cash and cash equivalents	`CashAndCashEquivalentsAtCarryingValue`	$221.10M	USD	Point-in-time
Preference shares, authorized (in shares)	`PreferredStockSharesAuthorized`	145.00M	shares	Point-in-time
Preference shares, authorized (in shares)	`PreferredStockSharesAuthorized`	145.00M	shares	Point-in-time
Preference shares, issued (in shares)	`PreferredStockSharesIssued`	95.00M	shares	Point-in-time
Accounts receivable, less allowance for doubtful accounts of $3,304 and $1,879	`AccountsReceivableNetCurrent`	$406.20M	USD	Point-in-time
Preference shares, issued (in shares)	`PreferredStockSharesIssued`	145.00M	shares	Point-in-time
Accounts receivable, less allowance for doubtful accounts of $3,304 and $1,879	`AccountsReceivableNetCurrent`	$394.08M	USD	Point-in-time
Preference shares, issued (in shares)	`PreferredStockSharesIssued`	145.00M	shares	Point-in-time
Accounts receivable, less allowance for doubtful accounts of $3,304 and $1,879	`AccountsReceivableNetCurrent`	$449.29M	USD	Point-in-time
Expenditures billable to clients	`ExpendituresBillableCurrent`	$22.76M	USD	Point-in-time
Expenditures billable to clients	`ExpendituresBillableCurrent`	$30.13M	USD	Point-in-time
Expenditures billable to clients	`ExpendituresBillableCurrent`	$42.37M	USD	Point-in-time
Preference shares, outstanding (in shares)	`PreferredStockSharesOutstanding`	95.00M	shares	Point-in-time
Preference shares, outstanding (in shares)	`PreferredStockSharesOutstanding`	145.00M	shares	Point-in-time
Preference shares, outstanding (in shares)	`PreferredStockSharesOutstanding`	145.00M	shares	Point-in-time
Assets held for sale	`AssetsHeldForSaleNotPartOfDisposalGroupCurrent`	$78.91M	USD	Point-in-time
Assets held for sale	`AssetsHeldForSaleNotPartOfDisposalGroupCurrent`	-	USD	Point-in-time
Other current assets	`OtherAssetsCurrent`	$44.69M	USD	Point-in-time
Other current assets	`OtherAssetsCurrent`	$35.61M	USD	Point-in-time
Other current assets	`OtherAssetsCurrent`	$42.50M	USD	Point-in-time
Total Current Assets	`AssetsCurrent`	$694.75M	USD	Point-in-time
Total Current Assets	`AssetsCurrent`	$588.74M	USD	Point-in-time
Total Current Assets	`AssetsCurrent`	$621.97M	USD	Point-in-time
Fixed assets, at cost, less accumulated depreciation of $129,579 and $128,546	`PropertyPlantAndEquipmentNet`	$81.05M	USD	Point-in-time
Fixed assets, at cost, less accumulated depreciation of $129,579 and $128,546	`PropertyPlantAndEquipmentNet`	$75.77M	USD	Point-in-time
Fixed assets, at cost, less accumulated depreciation of $129,579 and $128,546	`PropertyPlantAndEquipmentNet`	$88.19M	USD	Point-in-time
Right-of-use assets - operating leases	`OperatingLeaseRightOfUseAsset`	$223.62M	USD	Point-in-time
Right-of-use assets - operating leases	`OperatingLeaseRightOfUseAsset`	-	USD	Point-in-time
Right-of-use assets - operating leases	`OperatingLeaseRightOfUseAsset`	$216.19M	USD	Point-in-time
Investments in non-consolidated affiliates	`EquityMethodInvestments`	-	USD	Point-in-time
Investments in non-consolidated affiliates	`EquityMethodInvestments`	-	USD	Point-in-time
Goodwill	`Goodwill`	$834.88M	USD	Point-in-time
Goodwill	`Goodwill`	$732.75M	USD	Point-in-time
Goodwill	`Goodwill`	$716.41M	USD	Point-in-time
Goodwill	`Goodwill`	$731.69M	USD	Point-in-time
Other intangible assets, net	`IntangibleAssetsNetExcludingGoodwill`	$54.89M	USD	Point-in-time
Other intangible assets, net	`IntangibleAssetsNetExcludingGoodwill`	$50.64M	USD	Point-in-time
Other intangible assets, net	`IntangibleAssetsNetExcludingGoodwill`	$67.77M	USD	Point-in-time
Deferred tax assets	`DeferredTaxAssetsNetNoncurrent`	$91.44M	USD	Point-in-time
Deferred tax assets	`DeferredTaxAssetsNetNoncurrent`	$84.90M	USD	Point-in-time
Deferred Income Tax Assets, Net	`DeferredIncomeTaxAssetsNet`	$84.90M	USD	Point-in-time
Deferred Income Tax Assets, Net	`DeferredIncomeTaxAssetsNet`	$76.29M	USD	Point-in-time
Other assets	`OtherAssetsNoncurrent`	$29.62M	USD	Point-in-time
Other assets	`OtherAssetsNoncurrent`	$30.18M	USD	Point-in-time
Other assets	`OtherAssetsNoncurrent`	$32.07M	USD	Point-in-time
Total Assets	`Assets`	$1.86B	USD	Point-in-time
Total Assets	`Assets`	$1.60B	USD	Point-in-time
Total Assets	`Assets`	$1.83B	USD	Point-in-time
Accounts payable	`AccountsPayableCurrent`	$200.15M	USD	Point-in-time
Accounts payable	`AccountsPayableCurrent`	$153.49M	USD	Point-in-time
Accounts payable	`AccountsPayableCurrent`	$222.00M	USD	Point-in-time
Accruals and other liabilities	`AccruedExpensesAndOtherCurrentLiabilities`	$325.83M	USD	Point-in-time
Accruals and other liabilities	`AccruedExpensesAndOtherCurrentLiabilities`	$353.57M	USD	Point-in-time
Accruals and other liabilities	`AccruedExpensesAndOtherCurrentLiabilities`	$313.14M	USD	Point-in-time
Liabilities held for sale	`LiabilitiesOfDisposalGroupIncludingDiscontinuedOperationCurrent`	$35.97M	USD	Point-in-time
Liabilities held for sale	`LiabilitiesOfDisposalGroupIncludingDiscontinuedOperationCurrent`	-	USD	Point-in-time
Advance billings	`CustomerAdvancesCurrent`	$138.50M	USD	Point-in-time
Advance billings	`CustomerAdvancesCurrent`	$171.74M	USD	Point-in-time
Current portion of lease liabilities - operating leases	`OperatingLeaseLiabilityCurrent`	$48.02M	USD	Point-in-time
Current portion of lease liabilities - operating leases	`OperatingLeaseLiabilityCurrent`	$48.66M	USD	Point-in-time
Current portion of lease liabilities - operating leases	`OperatingLeaseLiabilityCurrent`	-	USD	Point-in-time
Current portion of deferred acquisition consideration	`BusinessCombinationContingentConsiderationLiabilityCurrent`	$45.52M	USD	Point-in-time
Current portion of deferred acquisition consideration	`BusinessCombinationContingentConsiderationLiabilityCurrent`	$32.93M	USD	Point-in-time
Current portion of deferred acquisition consideration	`BusinessCombinationContingentConsiderationLiabilityCurrent`	$46.34M	USD	Point-in-time
Total Current Liabilities	`LiabilitiesCurrent`	$742.54M	USD	Point-in-time
Total Current Liabilities	`LiabilitiesCurrent`	$819.64M	USD	Point-in-time
Total Current Liabilities	`LiabilitiesCurrent`	$720.48M	USD	Point-in-time
Long-term debt	`LongTermDebtNoncurrent`	$954.11M	USD	Point-in-time
Long-term debt	`LongTermDebtNoncurrent`	$1.01B	USD	Point-in-time
Long-term debt	`LongTermDebtNoncurrent`	$887.63M	USD	Point-in-time
Long-term portion of deferred acquisition consideration	`BusinessCombinationContingentConsiderationLiabilityNoncurrent`	$26.40M	USD	Point-in-time
Long-term portion of deferred acquisition consideration	`BusinessCombinationContingentConsiderationLiabilityNoncurrent`	$29.70M	USD	Point-in-time
Long-term portion of deferred acquisition consideration	`BusinessCombinationContingentConsiderationLiabilityNoncurrent`	$50.77M	USD	Point-in-time
Long-term lease liabilities - operating leases	`OperatingLeaseLiabilityNoncurrent`	$211.25M	USD	Point-in-time
Long-term lease liabilities - operating leases	`OperatingLeaseLiabilityNoncurrent`	-	USD	Point-in-time
Long-term lease liabilities - operating leases	`OperatingLeaseLiabilityNoncurrent`	$219.16M	USD	Point-in-time
Other liabilities	`OtherLiabilitiesNoncurrent`	$21.58M	USD	Point-in-time
Other liabilities	`OtherLiabilitiesNoncurrent`	$54.26M	USD	Point-in-time
Other Liabilities, Including Deferred Tax Liabilities	`OtherLiabilitiesIncludingDeferredTaxLiabilities`	$25.77M	USD	Point-in-time
Other Liabilities, Including Deferred Tax Liabilities	`OtherLiabilitiesIncludingDeferredTaxLiabilities`	$35.52M	USD	Point-in-time
Deferred tax liabilities	`DeferredTaxLiabilitiesNoncurrent`	$4.19M	USD	Point-in-time
Deferred tax liabilities	`DeferredTaxLiabilitiesNoncurrent`	$5.33M	USD	Point-in-time
Total Liabilities	`Liabilities`	$1.81B	USD	Point-in-time
Total Liabilities	`Liabilities`	$1.98B	USD	Point-in-time
Total Liabilities	`Liabilities`	$2.01B	USD	Point-in-time
Redeemable Noncontrolling Interests	`RedeemableNoncontrollingInterestEquityFairValue`	$36.97M	USD	Point-in-time
Redeemable Noncontrolling Interests	`RedeemableNoncontrollingInterestEquityFairValue`	$62.89M	USD	Point-in-time
Redeemable Noncontrolling Interests	`RedeemableNoncontrollingInterestEquityFairValue`	$51.55M	USD	Point-in-time
Redeemable Noncontrolling Interests	`RedeemableNoncontrollingInterestEquityFairValue`	$35.70M	USD	Point-in-time
Commitments and Contingencies	`CommitmentsAndContingencies`	-	USD	Point-in-time
Commitments and Contingencies	`CommitmentsAndContingencies`	-	USD	Point-in-time
Convertible preference shares, 145,000 authorized, issued and outstanding at December 31, 2019 and 95,000 at December 31, 2018	`PreferredStockValue`	$152.75M	USD	Point-in-time
Convertible preference shares, 145,000 authorized, issued and outstanding at December 31, 2019 and 95,000 at December 31, 2018	`PreferredStockValue`	$152.75M	USD	Point-in-time
Convertible preference shares, 145,000 authorized, issued and outstanding at December 31, 2019 and 95,000 at December 31, 2018	`PreferredStockValue`	$90.12M	USD	Point-in-time
Common stock and other paid-in capital	`CommonStockValue`	$99.59M	USD	Point-in-time
Common stock and other paid-in capital	`CommonStockValue`	$58.58M	USD	Point-in-time
Common stock and other paid-in capital	`CommonStockValue`	$101.47M	USD	Point-in-time
Accumulated deficit	`RetainedEarningsAccumulatedDeficit`	$-480.78M	USD	Point-in-time
Accumulated deficit	`RetainedEarningsAccumulatedDeficit`	$-475.53M	USD	Point-in-time
Accumulated deficit	`RetainedEarningsAccumulatedDeficit`	$-479.69M	USD	Point-in-time
Accumulated other comprehensive (loss) income	`AccumulatedOtherComprehensiveIncomeLossNetOfTax`	$-1.95M	USD	Point-in-time
Accumulated other comprehensive (loss) income	`AccumulatedOtherComprehensiveIncomeLossNetOfTax`	$4.72M	USD	Point-in-time
Accumulated other comprehensive (loss) income	`AccumulatedOtherComprehensiveIncomeLossNetOfTax`	$-4.27M	USD	Point-in-time
Accumulated other comprehensive (loss) income	`AccumulatedOtherComprehensiveIncomeLossNetOfTax`	$3.67M	USD	Point-in-time
MDC Partners Inc. Shareholders' Deficit	`StockholdersEquity`	$-230.83M	USD	Point-in-time
MDC Partners Inc. Shareholders' Deficit	`StockholdersEquity`	$-223.69M	USD	Point-in-time
MDC Partners Inc. Shareholders' Deficit	`StockholdersEquity`	$-322.10M	USD	Point-in-time
Noncontrolling interests	`MinorityInterest`	$64.51M	USD	Point-in-time
Noncontrolling interests	`MinorityInterest`	$40.26M	USD	Point-in-time
Noncontrolling interests	`MinorityInterest`	$39.75M	USD	Point-in-time
Total Shareholders' Deficit	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$-159.86M	USD	Point-in-time
Total Shareholders' Deficit	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$-513.06M	USD	Point-in-time
Total Shareholders' Deficit	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$-183.94M	USD	Point-in-time
Total Shareholders' Deficit	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$-184.90M	USD	Point-in-time
Total Shareholders' Deficit	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$-190.57M	USD	Point-in-time
Total Shareholders' Deficit	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$-257.59M	USD	Point-in-time
Total Liabilities, Redeemable Noncontrolling Interests and Shareholders' Deficit	`LiabilitiesAndStockholdersEquity`	$1.83B	USD	Point-in-time
Total Liabilities, Redeemable Noncontrolling Interests and Shareholders' Deficit	`LiabilitiesAndStockholdersEquity`	$1.86B	USD	Point-in-time
Total Liabilities, Redeemable Noncontrolling Interests and Shareholders' Deficit	`LiabilitiesAndStockholdersEquity`	$1.60B	USD	Point-in-time

Income Statement 156 line items

Line Item	Tag	Value	Unit	Period
Services	`Revenues`	$326.97M	USD	1 Quarter
Services	`Revenues`	$342.91M	USD	1 Quarter
Services	`Revenues`	$362.13M	USD	1 Quarter
Services	`Revenues`	$392.55M	USD	1 Quarter
Services	`Revenues`	$1.48B	USD	Annual
Services	`Revenues`	$381.98M	USD	1 Quarter
Services	`Revenues`	$1.42B	USD	Annual
Services	`Revenues`	$328.79M	USD	1 Quarter
Services	`Revenues`	$379.74M	USD	1 Quarter
Services	`Revenues`	$375.83M	USD	1 Quarter
Services	`Revenues`	$327.74M	USD	1 Quarter
Services	`Revenues`	$1.51B	USD	Annual
Cost of services sold	`CostOfGoodsAndServicesSold`	$260.73M	USD	1 Quarter
Cost of services sold	`CostOfGoodsAndServicesSold`	$243.03M	USD	1 Quarter
Cost of services sold	`CostOfGoodsAndServicesSold`	$237.15M	USD	1 Quarter
Cost of services sold	`CostOfGoodsAndServicesSold`	$222.69M	USD	1 Quarter
Cost of services sold	`CostOfGoodsAndServicesSold`	$253.39M	USD	1 Quarter
Cost of services sold	`CostOfGoodsAndServicesSold`	$961.08M	USD	Annual
Cost of services sold	`CostOfGoodsAndServicesSold`	$1.02B	USD	Annual
Cost of services sold	`CostOfGoodsAndServicesSold`	$256.09M	USD	1 Quarter
Cost of services sold	`CostOfGoodsAndServicesSold`	$240.75M	USD	1 Quarter
Cost of services sold	`CostOfGoodsAndServicesSold`	$222.45M	USD	1 Quarter
Cost of services sold	`CostOfGoodsAndServicesSold`	$238.69M	USD	1 Quarter
Cost of services sold	`CostOfGoodsAndServicesSold`	$991.20M	USD	Annual
Office and general expenses	`GeneralAndAdministrativeExpense`	$66.35M	USD	1 Quarter
Office and general expenses	`GeneralAndAdministrativeExpense`	$67.12M	USD	1 Quarter
Office and general expenses	`GeneralAndAdministrativeExpense`	$310.45M	USD	Annual
Office and general expenses	`GeneralAndAdministrativeExpense`	$328.34M	USD	Annual
Office and general expenses	`GeneralAndAdministrativeExpense`	$349.06M	USD	Annual
Depreciation and amortization	`DepreciationAndAmortization`	$38.33M	USD	Annual
Depreciation and amortization	`DepreciationAndAmortization`	$8.84M	USD	1 Quarter
Depreciation and amortization	`DepreciationAndAmortization`	$46.20M	USD	Annual
Depreciation and amortization	`DepreciationAndAmortization`	$43.47M	USD	Annual
Depreciation and amortization	`DepreciationAndAmortization`	$9.21M	USD	1 Quarter
Goodwill and other asset impairment	`AssetImpairmentCharges`	$8.60M	USD	Annual
Goodwill and other asset impairment	`AssetImpairmentCharges`	$87.20M	USD	Annual
Goodwill and other asset impairment	`AssetImpairmentCharges`	$5.47M	USD	Annual
Goodwill and other asset impairment	`AssetImpairmentCharges`	-	USD	1 Quarter
Goodwill and other asset impairment	`AssetImpairmentCharges`	$161.00K	USD	1 Quarter
Goodwill and other asset impairment	`AssetImpairmentCharges`	$63.88M	USD	1 Quarter
Goodwill and other asset impairment	`AssetImpairmentCharges`	$6.66M	USD	1 Quarter
Costs and Expenses, Total	`CostsAndExpenses`	$298.41M	USD	1 Quarter
Costs and Expenses, Total	`CostsAndExpenses`	$1.34B	USD	Annual
Costs and Expenses, Total	`CostsAndExpenses`	$1.38B	USD	Annual
Costs and Expenses, Total	`CostsAndExpenses`	$313.11M	USD	1 Quarter
Costs and Expenses, Total	`CostsAndExpenses`	$1.47B	USD	Annual
Operating income	`OperatingIncomeLoss`	$15.68M	USD	1 Quarter
Operating income	`OperatingIncomeLoss`	$79.46M	USD	Annual
Operating income	`OperatingIncomeLoss`	$29.33M	USD	1 Quarter
Operating income	`OperatingIncomeLoss`	$130.90M	USD	Annual
Operating income	`OperatingIncomeLoss`	$1.43M	USD	Annual
Interest expense and finance charges, net	`InterestAndDebtExpense`	$15.61M	USD	1 Quarter
Interest expense and finance charges, net	`InterestAndDebtExpense`	$67.08M	USD	Annual
Interest expense and finance charges, net	`InterestAndDebtExpense`	$64.94M	USD	Annual
Interest expense and finance charges, net	`InterestAndDebtExpense`	$16.76M	USD	1 Quarter
Interest Expense, Other	`InterestExpenseOther`	$64.36M	USD	Annual
Other, net	`OtherNonoperatingIncomeExpense`	$-2.40M	USD	Annual
Other, net	`OtherNonoperatingIncomeExpense`	$1.35M	USD	Annual
Other, net	`OtherNonoperatingIncomeExpense`	$230.00K	USD	Annual
Other, net	`OtherNonoperatingIncomeExpense`	$16.33M	USD	1 Quarter
Other, net	`OtherNonoperatingIncomeExpense`	$-3.38M	USD	1 Quarter
Foreign exchange gain (loss)	`ForeignCurrencyTransactionGainLossBeforeTax`	$-13.32M	USD	1 Quarter
Foreign exchange gain (loss)	`ForeignCurrencyTransactionGainLossBeforeTax`	$8.75M	USD	Annual
Foreign exchange gain (loss)	`ForeignCurrencyTransactionGainLossBeforeTax`	$4.35M	USD	1 Quarter
Foreign exchange gain (loss)	`ForeignCurrencyTransactionGainLossBeforeTax`	$18.14M	USD	Annual
Foreign exchange gain (loss)	`ForeignCurrencyTransactionGainLossBeforeTax`	$5.44M	USD	1 Quarter
Foreign exchange gain (loss)	`ForeignCurrencyTransactionGainLossBeforeTax`	$-23.26M	USD	Annual
Foreign exchange gain (loss)	`ForeignCurrencyTransactionGainLossBeforeTax`	$-14.76M	USD	1 Quarter
Nonoperating Income (Expense), Total	`NonoperatingIncomeExpense`	$-58.59M	USD	Annual
Nonoperating Income (Expense), Total	`NonoperatingIncomeExpense`	$-90.10M	USD	Annual
Nonoperating Income (Expense), Total	`NonoperatingIncomeExpense`	$-14.70M	USD	1 Quarter
Nonoperating Income (Expense), Total	`NonoperatingIncomeExpense`	$-44.88M	USD	Annual
Nonoperating Income (Expense), Total	`NonoperatingIncomeExpense`	$-14.04M	USD	1 Quarter
Income (loss) before income taxes and equity in earnings of non-consolidated affiliates	`IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments`	$981.00K	USD	1 Quarter
Income (loss) before income taxes and equity in earnings of non-consolidated affiliates	`IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments`	$86.02M	USD	Annual
Income (loss) before income taxes and equity in earnings of non-consolidated affiliates	`IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments`	$20.87M	USD	Annual
Income (loss) before income taxes and equity in earnings of non-consolidated affiliates	`IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments`	$-88.67M	USD	Annual
Income (loss) before income taxes and equity in earnings of non-consolidated affiliates	`IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments`	$15.29M	USD	1 Quarter
Income tax expense (benefit)	`IncomeTaxExpenseBenefit`	$29.61M	USD	Annual
Income tax expense (benefit)	`IncomeTaxExpenseBenefit`	$748.00K	USD	1 Quarter
Income tax expense (benefit)	`IncomeTaxExpenseBenefit`	$13.50M	USD	1 Quarter
Income tax expense (benefit)	`IncomeTaxExpenseBenefit`	$10.32M	USD	Annual
Income tax expense (benefit)	`IncomeTaxExpenseBenefit`	$-168.36M	USD	Annual
Income (loss) before equity in earnings of non-consolidated affiliates	`IncomeLossFromContinuingOperationsBeforeEquityInEarningsOfNonconsolidatedAffiliates`	$233.00K	USD	1 Quarter
Income (loss) before equity in earnings of non-consolidated affiliates	`IncomeLossFromContinuingOperationsBeforeEquityInEarningsOfNonconsolidatedAffiliates`	$10.55M	USD	Annual
Income (loss) before equity in earnings of non-consolidated affiliates	`IncomeLossFromContinuingOperationsBeforeEquityInEarningsOfNonconsolidatedAffiliates`	$1.79M	USD	1 Quarter
Income (loss) before equity in earnings of non-consolidated affiliates	`IncomeLossFromContinuingOperationsBeforeEquityInEarningsOfNonconsolidatedAffiliates`	$-118.28M	USD	Annual
Income (loss) before equity in earnings of non-consolidated affiliates	`IncomeLossFromContinuingOperationsBeforeEquityInEarningsOfNonconsolidatedAffiliates`	$254.38M	USD	Annual
Equity in earnings of non-consolidated affiliates	`IncomeLossFromEquityMethodInvestments`	$352.00K	USD	Annual
Equity in earnings of non-consolidated affiliates	`IncomeLossFromEquityMethodInvestments`	-	USD	1 Quarter
Equity in earnings of non-consolidated affiliates	`IncomeLossFromEquityMethodInvestments`	$83.00K	USD	1 Quarter
Equity in earnings of non-consolidated affiliates	`IncomeLossFromEquityMethodInvestments`	$2.08M	USD	Annual
Equity in earnings of non-consolidated affiliates	`IncomeLossFromEquityMethodInvestments`	$62.00K	USD	Annual
Net income (loss)	`ProfitLoss`	$256.46M	USD	Annual
Net income (loss)	`ProfitLoss`	$-118.22M	USD	Annual
Net income (loss)	`ProfitLoss`	$316.00K	USD	1 Quarter
Net income (loss)	`ProfitLoss`	$10.90M	USD	Annual
Net income (loss)	`ProfitLoss`	$1.79M	USD	1 Quarter
Income (Loss) from Continuing Operations, Net of Tax, Including Portion Attributable to Noncontrolling Interest	`IncomeLossFromContinuingOperationsIncludingPortionAttributableToNoncontrollingInterest`	$-13.67M	USD	1 Quarter
Income (Loss) from Continuing Operations, Net of Tax, Including Portion Attributable to Noncontrolling Interest	`IncomeLossFromContinuingOperationsIncludingPortionAttributableToNoncontrollingInterest`	$256.46M	USD	Annual
Income (Loss) from Continuing Operations, Net of Tax, Including Portion Attributable to Noncontrolling Interest	`IncomeLossFromContinuingOperationsIncludingPortionAttributableToNoncontrollingInterest`	$-81.99M	USD	1 Quarter
Income (Loss) from Continuing Operations, Net of Tax, Including Portion Attributable to Noncontrolling Interest	`IncomeLossFromContinuingOperationsIncludingPortionAttributableToNoncontrollingInterest`	$316.00K	USD	1 Quarter
Income (Loss) from Continuing Operations, Net of Tax, Including Portion Attributable to Noncontrolling Interest	`IncomeLossFromContinuingOperationsIncludingPortionAttributableToNoncontrollingInterest`	$5.51M	USD	1 Quarter
Income (Loss) from Continuing Operations, Net of Tax, Including Portion Attributable to Noncontrolling Interest	`IncomeLossFromContinuingOperationsIncludingPortionAttributableToNoncontrollingInterest`	$5.95M	USD	1 Quarter
Income (Loss) from Continuing Operations, Net of Tax, Including Portion Attributable to Noncontrolling Interest	`IncomeLossFromContinuingOperationsIncludingPortionAttributableToNoncontrollingInterest`	$7.33M	USD	1 Quarter
Income (Loss) from Continuing Operations, Net of Tax, Including Portion Attributable to Noncontrolling Interest	`IncomeLossFromContinuingOperationsIncludingPortionAttributableToNoncontrollingInterest`	$-2.26M	USD	1 Quarter
Income (Loss) from Continuing Operations, Net of Tax, Including Portion Attributable to Noncontrolling Interest	`IncomeLossFromContinuingOperationsIncludingPortionAttributableToNoncontrollingInterest`	$-28.52M	USD	1 Quarter
Net income attributable to the noncontrolling interest	`NetIncomeLossAttributableToNoncontrollingInterest`	$429.00K	USD	1 Quarter
Net income attributable to the noncontrolling interest	`NetIncomeLossAttributableToNoncontrollingInterest`	$791.00K	USD	1 Quarter
Net income attributable to the noncontrolling interest	`NetIncomeLossAttributableToNoncontrollingInterest`	$16.16M	USD	Annual
Net income attributable to the noncontrolling interest	`NetIncomeLossAttributableToNoncontrollingInterest`	$11.79M	USD	Annual
Net income attributable to the noncontrolling interest	`NetIncomeLossAttributableToNoncontrollingInterest`	$15.38M	USD	Annual
Net income (loss) attributable to MDC Partners Inc.	`NetIncomeLoss`	$-5.25M	USD	Annual
Net income (loss) attributable to MDC Partners Inc.	`NetIncomeLoss`	$-7.68M	USD	1 Quarter
Net income (loss) attributable to MDC Partners Inc.	`NetIncomeLoss`	$-130.01M	USD	Annual
Net income (loss) attributable to MDC Partners Inc.	`NetIncomeLoss`	$241.09M	USD	Annual
Net income (loss) attributable to MDC Partners Inc.	`NetIncomeLoss`	$4.29M	USD	1 Quarter
Net income (loss) attributable to MDC Partners Inc.	`NetIncomeLoss`	$1.00M	USD	1 Quarter
Net income (loss) attributable to MDC Partners Inc.	`NetIncomeLoss`	$-29.42M	USD	1 Quarter
Net income (loss) attributable to MDC Partners Inc.	`NetIncomeLoss`	$-87.87M	USD	1 Quarter
Net income (loss) attributable to MDC Partners Inc.	`NetIncomeLoss`	$-16.12M	USD	1 Quarter
Net income (loss) attributable to MDC Partners Inc.	`NetIncomeLoss`	$3.41M	USD	1 Quarter
Net income (loss) attributable to MDC Partners Inc.	`NetIncomeLoss`	$-113.00K	USD	1 Quarter
Net income (loss) attributable to MDC Partners Inc.	`NetIncomeLoss`	$-1.75M	USD	1 Quarter
Net income (loss) attributable to MDC Partners Inc. common shareholders	`IncomeLossFromContinuingOperations`	$-2.50M	USD	1 Quarter
Net income (loss) attributable to MDC Partners Inc. common shareholders	`IncomeLossFromContinuingOperations`	$204.83M	USD	Annual
Net income (loss) attributable to MDC Partners Inc. common shareholders	`IncomeLossFromContinuingOperations`	$-138.36M	USD	Annual
Net income (loss) attributable to MDC Partners Inc. common shareholders	`IncomeLossFromContinuingOperations`	$-17.56M	USD	Annual
Net income (loss) attributable to MDC Partners Inc. common shareholders	`IncomeLossFromContinuingOperations`	$-2.44M	USD	1 Quarter
Earnings per share, basic	`IncomeLossFromContinuingOperationsPerBasicShare`	$3.71	USD	Annual
Earnings per share, basic	`IncomeLossFromContinuingOperationsPerBasicShare`	$-0.03	USD	1 Quarter
Earnings per share, basic	`IncomeLossFromContinuingOperationsPerBasicShare`	$-0.04	USD	1 Quarter
Earnings per share, basic	`IncomeLossFromContinuingOperationsPerBasicShare`	$-0.25	USD	Annual
Earnings per share, basic	`IncomeLossFromContinuingOperationsPerBasicShare`	$-2.42	USD	Annual
Earnings per share, diluted	`IncomeLossFromContinuingOperationsPerDilutedShare`	$-0.25	USD	Annual
Earnings per share, diluted	`IncomeLossFromContinuingOperationsPerDilutedShare`	$-0.04	USD	1 Quarter
Earnings per share, diluted	`IncomeLossFromContinuingOperationsPerDilutedShare`	$3.70	USD	Annual
Earnings per share, diluted	`IncomeLossFromContinuingOperationsPerDilutedShare`	$-0.03	USD	1 Quarter
Earnings per share, diluted	`IncomeLossFromContinuingOperationsPerDilutedShare`	$-2.42	USD	Annual
Weighted Average Number of Shares Outstanding, Basic	`WeightedAverageNumberOfSharesOutstandingBasic`	69.13M	shares	Annual
Weighted Average Number of Shares Outstanding, Basic	`WeightedAverageNumberOfSharesOutstandingBasic`	55.26M	shares	Annual
Weighted Average Number of Shares Outstanding, Basic	`WeightedAverageNumberOfSharesOutstandingBasic`	72.40M	shares	1 Quarter
Weighted Average Number of Shares Outstanding, Basic	`WeightedAverageNumberOfSharesOutstandingBasic`	60.26M	shares	1 Quarter
Weighted Average Number of Shares Outstanding, Basic	`WeightedAverageNumberOfSharesOutstandingBasic`	57.22M	shares	Annual
Weighted Average Number of Shares Outstanding, Diluted	`WeightedAverageNumberOfDilutedSharesOutstanding`	60.26M	shares	1 Quarter
Weighted Average Number of Shares Outstanding, Diluted	`WeightedAverageNumberOfDilutedSharesOutstanding`	69.13M	shares	Annual
Weighted Average Number of Shares Outstanding, Diluted	`WeightedAverageNumberOfDilutedSharesOutstanding`	57.22M	shares	Annual
Weighted Average Number of Shares Outstanding, Diluted	`WeightedAverageNumberOfDilutedSharesOutstanding`	72.40M	shares	1 Quarter
Weighted Average Number of Shares Outstanding, Diluted	`WeightedAverageNumberOfDilutedSharesOutstanding`	55.48M	shares	Annual
Stock-based compensation	`ShareBasedCompensation`	$18.42M	USD	Annual
Stock-based compensation	`ShareBasedCompensation`	$24.35M	USD	Annual
Stock-based compensation	`ShareBasedCompensation`	$31.04M	USD	Annual
Stock-based compensation	`ShareBasedCompensation`	$18.41M	USD	1 Quarter
Stock-based compensation	`ShareBasedCompensation`	$3.07M	USD	1 Quarter
Stock-based compensation	`ShareBasedCompensation`	$1.53M	USD	1 Quarter
Stock-based compensation	`ShareBasedCompensation`	$2.97M	USD	1 Quarter

Cash Flow Statement 191 line items

Line Item	Tag	Value	Unit	Period
Net loss	`ProfitLoss`	$256.46M	USD	Annual
Net loss	`ProfitLoss`	$-118.22M	USD	Annual
Net loss	`ProfitLoss`	$316.00K	USD	1 Quarter
Net loss	`ProfitLoss`	$10.90M	USD	Annual
Net loss	`ProfitLoss`	$1.79M	USD	1 Quarter
Stock-based compensation	`ShareBasedCompensation`	$18.42M	USD	Annual
Stock-based compensation	`ShareBasedCompensation`	$24.35M	USD	Annual
Stock-based compensation	`ShareBasedCompensation`	$31.04M	USD	Annual
Stock-based compensation	`ShareBasedCompensation`	$18.41M	USD	1 Quarter
Stock-based compensation	`ShareBasedCompensation`	$3.07M	USD	1 Quarter
Stock-based compensation	`ShareBasedCompensation`	$1.53M	USD	1 Quarter
Stock-based compensation	`ShareBasedCompensation`	$2.97M	USD	1 Quarter
Depreciation	`Depreciation`	$23.87M	USD	Annual
Depreciation	`Depreciation`	$8.84M	USD	1 Quarter
Depreciation	`Depreciation`	$9.21M	USD	1 Quarter
Depreciation	`Depreciation`	$25.13M	USD	Annual
Depreciation	`Depreciation`	$27.11M	USD	Annual
Amortization of intangibles	`AmortizationOfIntangibleAssets`	$19.09M	USD	Annual
Amortization of intangibles	`AmortizationOfIntangibleAssets`	$13.20M	USD	Annual
Amortization of intangibles	`AmortizationOfIntangibleAssets`	$19.60M	USD	Annual
Amortization of deferred finance charges and debt discount	`AmortizationOfFinancingCostsAndDiscounts`	$3.02M	USD	Annual
Amortization of deferred finance charges and debt discount	`AmortizationOfFinancingCostsAndDiscounts`	$3.19M	USD	Annual
Amortization of deferred finance charges and debt discount	`AmortizationOfFinancingCostsAndDiscounts`	$3.35M	USD	Annual
Goodwill and other asset impairment	`AssetImpairmentCharges`	$8.60M	USD	Annual
Goodwill and other asset impairment	`AssetImpairmentCharges`	$87.20M	USD	Annual
Goodwill and other asset impairment	`AssetImpairmentCharges`	$5.47M	USD	Annual
Goodwill and other asset impairment	`AssetImpairmentCharges`	-	USD	1 Quarter
Goodwill and other asset impairment	`AssetImpairmentCharges`	$161.00K	USD	1 Quarter
Goodwill and other asset impairment	`AssetImpairmentCharges`	$63.88M	USD	1 Quarter
Goodwill and other asset impairment	`AssetImpairmentCharges`	$6.66M	USD	1 Quarter
Adjustment to deferred acquisition consideration	`AdjustmentToDeferredAcquisitionConsideration`	$5.40M	USD	Annual
Adjustment to deferred acquisition consideration	`AdjustmentToDeferredAcquisitionConsideration`	$-7.64M	USD	1 Quarter
Adjustment to deferred acquisition consideration	`AdjustmentToDeferredAcquisitionConsideration`	$-4.82M	USD	Annual
Adjustment to deferred acquisition consideration	`AdjustmentToDeferredAcquisitionConsideration`	$-4.60M	USD	1 Quarter
Adjustment to deferred acquisition consideration	`AdjustmentToDeferredAcquisitionConsideration`	$-374.00K	USD	Annual
Deferred income taxes (benefits)	`DeferredIncomeTaxExpenseBenefit`	$21.59M	USD	Annual
Deferred income taxes (benefits)	`DeferredIncomeTaxExpenseBenefit`	$8.51M	USD	1 Quarter
Deferred income taxes (benefits)	`DeferredIncomeTaxExpenseBenefit`	$748.00K	USD	1 Quarter
Deferred income taxes (benefits)	`DeferredIncomeTaxExpenseBenefit`	$-173.31M	USD	Annual
Deferred income taxes (benefits)	`DeferredIncomeTaxExpenseBenefit`	$4.79M	USD	Annual
(Gain) loss on disposition of assets	`GainLossOnDispositionOfAssets1`	$-3.24M	USD	Annual
(Gain) loss on disposition of assets	`GainLossOnDispositionOfAssets1`	$1.60M	USD	Annual
(Gain) loss on disposition of assets	`GainLossOnDispositionOfAssets1`	$1.87M	USD	Annual
Earnings of non-consolidated affiliates	`IncomeLossFromEquityMethodInvestments`	$352.00K	USD	Annual
Earnings of non-consolidated affiliates	`IncomeLossFromEquityMethodInvestments`	-	USD	1 Quarter
Earnings of non-consolidated affiliates	`IncomeLossFromEquityMethodInvestments`	$83.00K	USD	1 Quarter
Earnings of non-consolidated affiliates	`IncomeLossFromEquityMethodInvestments`	$2.08M	USD	Annual
Earnings of non-consolidated affiliates	`IncomeLossFromEquityMethodInvestments`	$62.00K	USD	Annual
Other non-current assets and liabilities	`IncreaseDecreaseInOtherNoncurrentAssetsAndLiabilitiesNet`	$-4.49M	USD	1 Quarter
Other non-current assets and liabilities	`IncreaseDecreaseInOtherNoncurrentAssetsAndLiabilitiesNet`	$-392.00K	USD	Annual
Other non-current assets and liabilities	`IncreaseDecreaseInOtherNoncurrentAssetsAndLiabilitiesNet`	$863.00K	USD	Annual
Other non-current assets and liabilities	`IncreaseDecreaseInOtherNoncurrentAssetsAndLiabilitiesNet`	$4.42M	USD	Annual
Other non-current assets and liabilities	`IncreaseDecreaseInOtherNoncurrentAssetsAndLiabilitiesNet`	$2.61M	USD	1 Quarter
Foreign exchange	`ForeignCurrencyTransactionGainLossUnrealized`	$-20.80M	USD	Annual
Foreign exchange	`ForeignCurrencyTransactionGainLossUnrealized`	$9.47M	USD	Annual
Foreign exchange	`ForeignCurrencyTransactionGainLossUnrealized`	$17.64M	USD	Annual
Accounts receivable	`IncreaseDecreaseInAccountsReceivable`	$-31.33M	USD	Annual
Accounts receivable	`IncreaseDecreaseInAccountsReceivable`	$50.03M	USD	Annual
Accounts receivable	`IncreaseDecreaseInAccountsReceivable`	$29.96M	USD	1 Quarter
Accounts receivable	`IncreaseDecreaseInAccountsReceivable`	$-41.15M	USD	1 Quarter
Accounts receivable	`IncreaseDecreaseInAccountsReceivable`	$37.76M	USD	Annual
Expenditures billable to clients	`IncreaseDecreaseInExpendituresBillableToClients`	$-1.89M	USD	Annual
Expenditures billable to clients	`IncreaseDecreaseInExpendituresBillableToClients`	$-7.37M	USD	1 Quarter
Expenditures billable to clients	`IncreaseDecreaseInExpendituresBillableToClients`	$4.29M	USD	1 Quarter
Expenditures billable to clients	`IncreaseDecreaseInExpendituresBillableToClients`	$-12.24M	USD	Annual
Expenditures billable to clients	`IncreaseDecreaseInExpendituresBillableToClients`	$11.22M	USD	Annual
Prepaid expenses and other current assets	`IncreaseDecreaseInPrepaidDeferredExpenseAndOtherAssets`	$-6.57M	USD	Annual
Prepaid expenses and other current assets	`IncreaseDecreaseInPrepaidDeferredExpenseAndOtherAssets`	$17.19M	USD	Annual
Prepaid expenses and other current assets	`IncreaseDecreaseInPrepaidDeferredExpenseAndOtherAssets`	$-3.47M	USD	Annual
Prepaid expenses and other current assets	`IncreaseDecreaseInPrepaidDeferredExpenseAndOtherAssets`	$3.37M	USD	1 Quarter
Prepaid expenses and other current assets	`IncreaseDecreaseInPrepaidDeferredExpenseAndOtherAssets`	$3.38M	USD	1 Quarter
Accounts payable, accruals and other current liabilities	`IncreaseDecreaseInAccountsPayableAccruedExpensesAndOtherLiabilities`	$-75.11M	USD	1 Quarter
Accounts payable, accruals and other current liabilities	`IncreaseDecreaseInAccountsPayableAccruedExpensesAndOtherLiabilities`	$-18.22M	USD	Annual
Accounts payable, accruals and other current liabilities	`IncreaseDecreaseInAccountsPayableAccruedExpensesAndOtherLiabilities`	$13.40M	USD	Annual
Accounts payable, accruals and other current liabilities	`IncreaseDecreaseInAccountsPayableAccruedExpensesAndOtherLiabilities`	$-14.08M	USD	Annual
Accounts payable, accruals and other current liabilities	`IncreaseDecreaseInAccountsPayableAccruedExpensesAndOtherLiabilities`	$-62.12M	USD	1 Quarter
Acquisition related payments	`PaymentForContingentConsiderationLiabilityOperatingActivities`	$29.14M	USD	Annual
Acquisition related payments	`PaymentForContingentConsiderationLiabilityOperatingActivities`	$782.00K	USD	1 Quarter
Acquisition related payments	`PaymentForContingentConsiderationLiabilityOperatingActivities`	$42.79M	USD	Annual
Acquisition related payments	`PaymentForContingentConsiderationLiabilityOperatingActivities`	$3.66M	USD	1 Quarter
Acquisition related payments	`PaymentForContingentConsiderationLiabilityOperatingActivities`	$5.22M	USD	Annual
Payments For (Proceeds From) Cash In Trust	`PaymentsForProceedsFromCashInTrust`	-	USD	Annual
Payments For (Proceeds From) Cash In Trust	`PaymentsForProceedsFromCashInTrust`	$709.00K	USD	Annual
Payments For (Proceeds From) Cash In Trust	`PaymentsForProceedsFromCashInTrust`	$656.00K	USD	Annual
Advance billings	`IncreaseDecreaseInDeferredRevenue`	$14.55M	USD	Annual
Advance billings	`IncreaseDecreaseInDeferredRevenue`	$32.56M	USD	1 Quarter
Advance billings	`IncreaseDecreaseInDeferredRevenue`	$32.93M	USD	Annual
Advance billings	`IncreaseDecreaseInDeferredRevenue`	$-24.82M	USD	1 Quarter
Advance billings	`IncreaseDecreaseInDeferredRevenue`	$-14.87M	USD	Annual
Net cash provided by operating activities	`NetCashProvidedByUsedInOperatingActivities`	$17.28M	USD	Annual
Net cash provided by operating activities	`NetCashProvidedByUsedInOperatingActivities`	$71.79M	USD	Annual
Net cash provided by operating activities	`NetCashProvidedByUsedInOperatingActivities`	$-81.20M	USD	1 Quarter
Net cash provided by operating activities	`NetCashProvidedByUsedInOperatingActivities`	$86.54M	USD	Annual
Net cash provided by operating activities	`NetCashProvidedByUsedInOperatingActivities`	$-19.95M	USD	1 Quarter
Capital expenditures	`PaymentsToAcquirePropertyPlantAndEquipment`	$3.61M	USD	1 Quarter
Capital expenditures	`PaymentsToAcquirePropertyPlantAndEquipment`	$1.55M	USD	1 Quarter
Capital expenditures	`PaymentsToAcquirePropertyPlantAndEquipment`	$32.96M	USD	Annual
Capital expenditures	`PaymentsToAcquirePropertyPlantAndEquipment`	$20.26M	USD	Annual
Capital expenditures	`PaymentsToAcquirePropertyPlantAndEquipment`	$18.60M	USD	Annual
Proceeds from sale of assets	`ProceedsFromSaleOfProductiveAssets`	$23.05M	USD	1 Quarter
Proceeds from sale of assets	`ProceedsFromSaleOfProductiveAssets`	$10.63M	USD	Annual
Proceeds from sale of assets	`ProceedsFromSaleOfProductiveAssets`	$23.05M	USD	Annual
Proceeds from sale of assets	`ProceedsFromSaleOfProductiveAssets`	$18.92M	USD	1 Quarter
Proceeds from sale of assets	`ProceedsFromSaleOfProductiveAssets`	$2.08M	USD	Annual
Acquisitions, net of cash acquired	`PaymentsToAcquireBusinessesNetOfCashAcquired`	$729.00K	USD	1 Quarter
Acquisitions, net of cash acquired	`PaymentsToAcquireBusinessesNetOfCashAcquired`	$4.82M	USD	Annual
Acquisitions, net of cash acquired	`PaymentsToAcquireBusinessesNetOfCashAcquired`	$1.05M	USD	1 Quarter
Acquisitions, net of cash acquired	`PaymentsToAcquireBusinessesNetOfCashAcquired`	-	USD	Annual
Acquisitions, net of cash acquired	`PaymentsToAcquireBusinessesNetOfCashAcquired`	$32.71M	USD	Annual
Payments of Distributions to Affiliates	`ProceedsFromContributionsFromAffiliates`	-	USD	Annual
Payments of Distributions to Affiliates	`ProceedsFromContributionsFromAffiliates`	$3.67M	USD	Annual
Payments of Distributions to Affiliates	`ProceedsFromContributionsFromAffiliates`	$963.00K	USD	Annual
Other investments	`PaymentsForProceedsFromOtherInvestingActivities`	$293.00K	USD	1 Quarter
Other investments	`PaymentsForProceedsFromOtherInvestingActivities`	-	USD	1 Quarter
Other investments	`PaymentsForProceedsFromOtherInvestingActivities`	$499.00K	USD	Annual
Other investments	`PaymentsForProceedsFromOtherInvestingActivities`	$-484.00K	USD	Annual
Other investments	`PaymentsForProceedsFromOtherInvestingActivities`	$2.23M	USD	Annual
Net cash provided by (used in) investing activities	`NetCashProvidedByUsedInInvestingActivities`	$-50.43M	USD	Annual
Net cash provided by (used in) investing activities	`NetCashProvidedByUsedInInvestingActivities`	$18.10M	USD	1 Quarter
Net cash provided by (used in) investing activities	`NetCashProvidedByUsedInInvestingActivities`	$115.00K	USD	Annual
Net cash provided by (used in) investing activities	`NetCashProvidedByUsedInInvestingActivities`	$16.64M	USD	1 Quarter
Net cash provided by (used in) investing activities	`NetCashProvidedByUsedInInvestingActivities`	$-20.88M	USD	Annual
Acquisition related payments	`PaymentForContingentConsiderationLiabilityFinancingActivities`	$57.08M	USD	Annual
Acquisition related payments	`PaymentForContingentConsiderationLiabilityFinancingActivities`	$750.00K	USD	1 Quarter
Acquisition related payments	`PaymentForContingentConsiderationLiabilityFinancingActivities`	-	USD	1 Quarter
Acquisition related payments	`PaymentForContingentConsiderationLiabilityFinancingActivities`	$30.16M	USD	Annual
Acquisition related payments	`PaymentForContingentConsiderationLiabilityFinancingActivities`	$32.17M	USD	Annual
Distributions to noncontrolling interests	`PaymentsToMinorityShareholders`	$3.97M	USD	1 Quarter
Distributions to noncontrolling interests	`PaymentsToMinorityShareholders`	$8.87M	USD	Annual
Distributions to noncontrolling interests	`PaymentsToMinorityShareholders`	$13.42M	USD	Annual
Distributions to noncontrolling interests	`PaymentsToMinorityShareholders`	$11.39M	USD	Annual
Payment of dividends	`PaymentsOfDividends`	$196.00K	USD	Annual
Payment of dividends	`PaymentsOfDividends`	$56.00K	USD	Annual
Payment of dividends	`PaymentsOfDividends`	$284.00K	USD	Annual
Purchase of shares	`PaymentsForRepurchaseOfCommonStock`	$601.00K	USD	Annual
Purchase of shares	`PaymentsForRepurchaseOfCommonStock`	$776.00K	USD	Annual
Purchase of shares	`PaymentsForRepurchaseOfCommonStock`	$1.76M	USD	Annual
Other	`RepaymentsOfLongTermDebt`	$146.00K	USD	Annual
Other	`RepaymentsOfLongTermDebt`	$4.61M	USD	1 Quarter
Other	`RepaymentsOfLongTermDebt`	-	USD	Annual
Other	`RepaymentsOfLongTermDebt`	$404.00K	USD	Annual
Other	`RepaymentsOfLongTermDebt`	$1.54M	USD	1 Quarter
Net cash provided by (used in) financing activities	`NetCashProvidedByUsedInFinancingActivities`	$21.43M	USD	Annual
Net cash provided by (used in) financing activities	`NetCashProvidedByUsedInFinancingActivities`	$-32.60M	USD	Annual
Net cash provided by (used in) financing activities	`NetCashProvidedByUsedInFinancingActivities`	$119.64M	USD	1 Quarter
Net cash provided by (used in) financing activities	`NetCashProvidedByUsedInFinancingActivities`	$-11.73M	USD	Annual
Net cash provided by (used in) financing activities	`NetCashProvidedByUsedInFinancingActivities`	$60.75M	USD	1 Quarter
Effect of Exchange Rate on Cash and Cash Equivalents	`EffectOfExchangeRateOnCashAndCashEquivalents`	$-2.16M	USD	1 Quarter
Effect of Exchange Rate on Cash and Cash Equivalents	`EffectOfExchangeRateOnCashAndCashEquivalents`	$-576.00K	USD	1 Quarter
Effect of exchange rate changes on cash, cash equivalents, and cash held in trusts	`EffectOfExchangeRateOnCashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents`	$77.00K	USD	Annual
Effect of exchange rate changes on cash, cash equivalents, and cash held in trusts	`EffectOfExchangeRateOnCashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents`	$-754.00K	USD	Annual
Effect of exchange rate changes on cash, cash equivalents, and cash held in trusts	`EffectOfExchangeRateOnCashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents`	$1.00K	USD	Annual
Cash, Cash Equivalents, Restricted Cash, Restricted Cash Equivalents and Cash Held in Trusts Including Cash Classified Within Assets Held for Sale, Period Increase (Decrease)	`CashCashEquivalentsRestrictedCashRestrictedCashEquivalentsandCashHeldinTrustsIncludingCashClassifiedWithinAssetsHeldforSalePeriodIncreaseDecrease`	$-11.64M	USD	Annual
Cash, Cash Equivalents, Restricted Cash, Restricted Cash Equivalents and Cash Held in Trusts Including Cash Classified Within Assets Held for Sale, Period Increase (Decrease)	`CashCashEquivalentsRestrictedCashRestrictedCashEquivalentsandCashHeldinTrustsIncludingCashClassifiedWithinAssetsHeldforSalePeriodIncreaseDecrease`	$17.55M	USD	Annual
Cash, Cash Equivalents, Restricted Cash, Restricted Cash Equivalents and Cash Held in Trusts Including Cash Classified Within Assets Held for Sale, Period Increase (Decrease)	`CashCashEquivalentsRestrictedCashRestrictedCashEquivalentsandCashHeldinTrustsIncludingCashClassifiedWithinAssetsHeldforSalePeriodIncreaseDecrease`	$74.93M	USD	Annual
Change in cash and cash equivalents held in trusts classified within held for sale	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsFromTrustsIncreaseDecreaseFromCashClassifiedAsAssetsHeldForSale`	-	USD	1 Quarter
Change in cash and cash equivalents held in trusts classified within held for sale	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsFromTrustsIncreaseDecreaseFromCashClassifiedAsAssetsHeldForSale`	$-3.31M	USD	1 Quarter
Change in cash and cash equivalents classified within assets held for sale	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsDecreaseFromCashClassifiedAsAssetsHeldForSale`	$4.44M	USD	Annual
Change in cash and cash equivalents classified within assets held for sale	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsDecreaseFromCashClassifiedAsAssetsHeldForSale`	-	USD	1 Quarter
Change in cash and cash equivalents classified within assets held for sale	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsDecreaseFromCashClassifiedAsAssetsHeldForSale`	-	USD	Annual
Change in cash and cash equivalents classified within assets held for sale	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsDecreaseFromCashClassifiedAsAssetsHeldForSale`	-	USD	Annual
Change in cash and cash equivalents classified within assets held for sale	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsDecreaseFromCashClassifiedAsAssetsHeldForSale`	$1.73M	USD	1 Quarter
Net increase (decrease) in cash, cash equivalents, and cash held in trusts including cash classified within assets held for sale	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect`	$17.55M	USD	Annual
Net increase (decrease) in cash, cash equivalents, and cash held in trusts including cash classified within assets held for sale	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect`	$-2.92M	USD	1 Quarter
Net increase (decrease) in cash, cash equivalents, and cash held in trusts including cash classified within assets held for sale	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect`	$-19.94M	USD	Annual
Net increase (decrease) in cash, cash equivalents, and cash held in trusts including cash classified within assets held for sale	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect`	$76.06M	USD	Annual
Net increase (decrease) in cash, cash equivalents, and cash held in trusts including cash classified within assets held for sale	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect`	$114.17M	USD	1 Quarter
Cash and cash equivalents at beginning of period	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents`	$33.26M	USD	Point-in-time
Cash and cash equivalents at beginning of period	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents`	$221.10M	USD	Point-in-time
Cash and cash equivalents at beginning of period	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents`	$26.37M	USD	Point-in-time
Cash and cash equivalents at beginning of period	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents`	$106.93M	USD	Point-in-time
Cash and cash equivalents at beginning of period	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents`	$30.87M	USD	Point-in-time
Cash and cash equivalents at beginning of period	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents`	$50.81M	USD	Point-in-time
Cash and cash equivalents at end of period	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents`	$33.26M	USD	Point-in-time
Cash and cash equivalents at end of period	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents`	$221.10M	USD	Point-in-time
Cash and cash equivalents at end of period	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents`	$26.37M	USD	Point-in-time
Cash and cash equivalents at end of period	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents`	$106.93M	USD	Point-in-time
Cash and cash equivalents at end of period	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents`	$30.87M	USD	Point-in-time
Cash and cash equivalents at end of period	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents`	$50.81M	USD	Point-in-time
Cash, Cash Equivalents, Restricted Cash And Restricted Cash Equivalents, Period Increase (Decrease), Including Exchange Rage Effect, Net Of Cash Classified Within Assets Held For Sale	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRageEffectNetOfCashClassifiedWithinAssetsHeldForSale`	$-4.50M	USD	1 Quarter
Cash, Cash Equivalents, Restricted Cash And Restricted Cash Equivalents, Period Increase (Decrease), Including Exchange Rage Effect, Net Of Cash Classified Within Assets Held For Sale	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRageEffectNetOfCashClassifiedWithinAssetsHeldForSale`	$114.17M	USD	1 Quarter
Cash income taxes paid	`IncomeTaxesPaid`	$3.84M	USD	Annual
Cash income taxes paid	`IncomeTaxesPaid`	$1.68M	USD	1 Quarter
Cash income taxes paid	`IncomeTaxesPaid`	$8.10M	USD	Annual
Cash income taxes paid	`IncomeTaxesPaid`	$849.00K	USD	1 Quarter
Cash income taxes paid	`IncomeTaxesPaid`	$2.30M	USD	Annual
Cash interest paid	`InterestPaidNet`	$62.90M	USD	Annual
Cash interest paid	`InterestPaidNet`	$62.22M	USD	Annual
Cash interest paid	`InterestPaidNet`	$64.01M	USD	Annual
Interest Paid, Including Capitalized Interest, Operating and Investing Activities	`InterestPaid`	$145.00K	USD	1 Quarter
Interest Paid, Including Capitalized Interest, Operating and Investing Activities	`InterestPaid`	$1.63M	USD	1 Quarter

Stockholders Equity 66 line items

Line Item	Tag	Value	Unit	Period
Balance	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$-159.86M	USD	Point-in-time
Balance	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$-513.06M	USD	Point-in-time
Balance	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$-183.94M	USD	Point-in-time
Balance	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$-184.90M	USD	Point-in-time
Balance	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$-190.57M	USD	Point-in-time
Balance	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$-257.59M	USD	Point-in-time
Net loss attributable to MDC Partners Inc.	`NetIncomeLoss`	$-5.25M	USD	Annual
Net loss attributable to MDC Partners Inc.	`NetIncomeLoss`	$-7.68M	USD	1 Quarter
Net loss attributable to MDC Partners Inc.	`NetIncomeLoss`	$-130.01M	USD	Annual
Net loss attributable to MDC Partners Inc.	`NetIncomeLoss`	$241.09M	USD	Annual
Net loss attributable to MDC Partners Inc.	`NetIncomeLoss`	$4.29M	USD	1 Quarter
Net loss attributable to MDC Partners Inc.	`NetIncomeLoss`	$1.00M	USD	1 Quarter
Net loss attributable to MDC Partners Inc.	`NetIncomeLoss`	$-29.42M	USD	1 Quarter
Net loss attributable to MDC Partners Inc.	`NetIncomeLoss`	$-87.87M	USD	1 Quarter
Net loss attributable to MDC Partners Inc.	`NetIncomeLoss`	$-16.12M	USD	1 Quarter
Net loss attributable to MDC Partners Inc.	`NetIncomeLoss`	$3.41M	USD	1 Quarter
Net loss attributable to MDC Partners Inc.	`NetIncomeLoss`	$-113.00K	USD	1 Quarter
Net loss attributable to MDC Partners Inc.	`NetIncomeLoss`	$-1.75M	USD	1 Quarter
Other comprehensive loss	`OtherComprehensiveIncomeLossNetOfTax`	$2.27M	USD	Annual
Other comprehensive loss	`OtherComprehensiveIncomeLossNetOfTax`	$-8.60M	USD	Annual
Other comprehensive loss	`OtherComprehensiveIncomeLossNetOfTax`	$-4.66M	USD	1 Quarter
Other comprehensive loss	`OtherComprehensiveIncomeLossNetOfTax`	$3.71M	USD	Annual
Other comprehensive loss	`OtherComprehensiveIncomeLossNetOfTax`	$7.43M	USD	1 Quarter
Issuance of common and convertible preference shares	`StockIssuedDuringPeriodValueNewIssues`	$97.63M	USD	1 Quarter
Issuance of common and convertible preference shares	`StockIssuedDuringPeriodValueNewIssues`	$90.22M	USD	Annual
Issuance of common and convertible preference shares	`StockIssuedDuringPeriodValueNewIssues`	$98.62M	USD	Annual
Expenses for convertible preference shares	`StockIssuedDuringPeriodValueConvertiblePreferredShares`	$-97.00K	USD	Annual
Issuance of restricted stock	`StockIssuedDuringPeriodValueRestrictedStockAwardNetOfForfeitures`	-	USD	Annual
Issuance of restricted stock	`StockIssuedDuringPeriodValueRestrictedStockAwardNetOfForfeitures`	-	USD	Annual
Issuance of restricted stock	`StockIssuedDuringPeriodValueRestrictedStockAwardNetOfForfeitures`	-	USD	1 Quarter
Shares acquired and cancelled	`StockRepurchasedAndRetiredDuringPeriodValue`	$637.00K	USD	1 Quarter
Shares acquired and cancelled	`StockRepurchasedAndRetiredDuringPeriodValue`	$56.00K	USD	1 Quarter
Shares acquired and cancelled	`StockRepurchasedAndRetiredDuringPeriodValue`	$776.00K	USD	Annual
Shares acquired and cancelled	`StockRepurchasedAndRetiredDuringPeriodValue`	$601.00K	USD	Annual
Shares acquired and cancelled	`StockRepurchasedAndRetiredDuringPeriodValue`	$1.76M	USD	Annual
Deferred acquisition consideration settled through issuance of shares	`StockIssuedDuringPeriodValueDeferredAcquisitionConsideration`	$27.85M	USD	Annual
Stock-based compensation	`AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue`	$-1.29M	USD	1 Quarter
Stock-based compensation	`AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue`	$8.03M	USD	Annual
Stock-based compensation	`AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue`	$476.00K	USD	1 Quarter
Stock-based compensation	`AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue`	$8.16M	USD	Annual
Stock-based compensation	`AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue`	$3.65M	USD	Annual
Changes in redemption value of redeemable noncontrolling interests	`IncreaseDecreaseinRedemptionValueofRedeemableNoncontrollingInterests`	$-1.22M	USD	1 Quarter
Changes in redemption value of redeemable noncontrolling interests	`IncreaseDecreaseinRedemptionValueofRedeemableNoncontrollingInterests`	$-1.50M	USD	Annual
Changes in redemption value of redeemable noncontrolling interests	`IncreaseDecreaseinRedemptionValueofRedeemableNoncontrollingInterests`	$5.92M	USD	1 Quarter
Changes in redemption value of redeemable noncontrolling interests	`IncreaseDecreaseinRedemptionValueofRedeemableNoncontrollingInterests`	$3.16M	USD	Annual
Changes in redemption value of redeemable noncontrolling interests	`IncreaseDecreaseinRedemptionValueofRedeemableNoncontrollingInterests`	$-4.17M	USD	Annual
Business acquisitions and step-up transactions, net of tax	`AdjustmentstoAdditionalPaidinCapitalChangesduetoBusinessCombinations`	-	USD	1 Quarter
Business acquisitions and step-up transactions, net of tax	`AdjustmentstoAdditionalPaidinCapitalChangesduetoBusinessCombinations`	$-9.65M	USD	Annual
Business acquisitions and step-up transactions, net of tax	`AdjustmentstoAdditionalPaidinCapitalChangesduetoBusinessCombinations`	$-503.00K	USD	1 Quarter
Business acquisitions and step-up transactions, net of tax	`AdjustmentstoAdditionalPaidinCapitalChangesduetoBusinessCombinations`	$1.91M	USD	Annual
Business acquisitions and step-up transactions, net of tax	`AdjustmentstoAdditionalPaidinCapitalChangesduetoBusinessCombinations`	$25.55M	USD	Annual
Changes in ownership interest	`MinorityInterestChangeInRedemptionValue`	$-24.73M	USD	Annual
Changes in ownership interest	`MinorityInterestChangeInRedemptionValue`	$6.96M	USD	Annual
Changes in ownership interest	`MinorityInterestChangeInRedemptionValue`	$-5.96M	USD	Annual
Changes in ownership interest	`MinorityInterestChangeInRedemptionValue`	$-24.73M	USD	1 Quarter
Dispositions	`NoncontrollingInterestDecreaseFromDeconsolidation`	$10.66M	USD	Annual
Cumulative effect of adoption of ASC 606	`NewAccountingPronouncementOrChangeInAccountingPrincipleEffectOfAdoptionQuantification`	$-1.17M	USD	Annual
Other	`StockholdersEquityOther`	$-343.00K	USD	Annual
Other	`StockholdersEquityOther`	$-82.00K	USD	1 Quarter
Other	`StockholdersEquityOther`	$1.14M	USD	Annual
Balance	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$-159.86M	USD	Point-in-time
Balance	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$-513.06M	USD	Point-in-time
Balance	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$-183.94M	USD	Point-in-time
Balance	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$-184.90M	USD	Point-in-time
Balance	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$-190.57M	USD	Point-in-time
Balance	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$-257.59M	USD	Point-in-time

Comprehensive Income 33 line items

Line Item	Tag	Value	Unit	Period
Net loss	`ProfitLoss`	$256.46M	USD	Annual
Net loss	`ProfitLoss`	$-118.22M	USD	Annual
Net loss	`ProfitLoss`	$316.00K	USD	1 Quarter
Net loss	`ProfitLoss`	$10.90M	USD	Annual
Net loss	`ProfitLoss`	$1.79M	USD	1 Quarter
Foreign currency translation adjustment	`OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationAdjustmentNetOfTax`	$3.61M	USD	Annual
Foreign currency translation adjustment	`OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationAdjustmentNetOfTax`	$7.43M	USD	1 Quarter
Foreign currency translation adjustment	`OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationAdjustmentNetOfTax`	$-6.69M	USD	Annual
Foreign currency translation adjustment	`OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationAdjustmentNetOfTax`	$3.16M	USD	Annual
Foreign currency translation adjustment	`OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationAdjustmentNetOfTax`	$-4.66M	USD	1 Quarter
Benefit plan adjustment, net of income tax expense (benefit) of ($740) for 2019, $223 for 2018 and nil for 2017	`OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansAdjustmentNetOfTax`	$1.91M	USD	Annual
Benefit plan adjustment, net of income tax expense (benefit) of ($740) for 2019, $223 for 2018 and nil for 2017	`OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansAdjustmentNetOfTax`	$-555.00K	USD	Annual
Benefit plan adjustment, net of income tax expense (benefit) of ($740) for 2019, $223 for 2018 and nil for 2017	`OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansAdjustmentNetOfTax`	$1.34M	USD	Annual
Other comprehensive income (loss)	`OtherComprehensiveIncomeLossNetOfTax`	$2.27M	USD	Annual
Other comprehensive income (loss)	`OtherComprehensiveIncomeLossNetOfTax`	$-8.60M	USD	Annual
Other comprehensive income (loss)	`OtherComprehensiveIncomeLossNetOfTax`	$-4.66M	USD	1 Quarter
Other comprehensive income (loss)	`OtherComprehensiveIncomeLossNetOfTax`	$3.71M	USD	Annual
Other comprehensive income (loss)	`OtherComprehensiveIncomeLossNetOfTax`	$7.43M	USD	1 Quarter
Comprehensive income (loss) for the period	`ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest`	$-4.34M	USD	1 Quarter
Comprehensive income (loss) for the period	`ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest`	$2.30M	USD	Annual
Comprehensive income (loss) for the period	`ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest`	$9.22M	USD	1 Quarter
Comprehensive income (loss) for the period	`ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest`	$-114.51M	USD	Annual
Comprehensive income (loss) for the period	`ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest`	$258.74M	USD	Annual
Comprehensive income attributable to the noncontrolling interests	`ComprehensiveIncomeNetOfTaxAttributableToNoncontrollingInterest`	$8.82M	USD	Annual
Comprehensive income attributable to the noncontrolling interests	`ComprehensiveIncomeNetOfTaxAttributableToNoncontrollingInterest`	$17.78M	USD	Annual
Comprehensive income attributable to the noncontrolling interests	`ComprehensiveIncomeNetOfTaxAttributableToNoncontrollingInterest`	$282.00K	USD	1 Quarter
Comprehensive income attributable to the noncontrolling interests	`ComprehensiveIncomeNetOfTaxAttributableToNoncontrollingInterest`	$16.54M	USD	Annual
Comprehensive income attributable to the noncontrolling interests	`ComprehensiveIncomeNetOfTaxAttributableToNoncontrollingInterest`	$780.00K	USD	1 Quarter
Comprehensive income (loss) attributable to MDC Partners Inc.	`ComprehensiveIncomeNetOfTax`	$-14.24M	USD	Annual
Comprehensive income (loss) attributable to MDC Partners Inc.	`ComprehensiveIncomeNetOfTax`	$240.96M	USD	Annual
Comprehensive income (loss) attributable to MDC Partners Inc.	`ComprehensiveIncomeNetOfTax`	$-5.12M	USD	1 Quarter
Comprehensive income (loss) attributable to MDC Partners Inc.	`ComprehensiveIncomeNetOfTax`	$8.94M	USD	1 Quarter
Comprehensive income (loss) attributable to MDC Partners Inc.	`ComprehensiveIncomeNetOfTax`	$-123.33M	USD	Annual

Data is extracted from SEC EDGAR XBRL filings. Values shown are as reported in the filing.