10-Q Filing

CME GROUP INC. CIK: 1156375 Q2 2020

Filing Information

Form Type	10-Q
Accession Number	`0001156375-20-000079`
Period End Date	20200630
Filing Date	20200805
Fiscal Year	2020
Fiscal Period	Q2
XBRL Instance	cme-20200630_htm.xml

Filing Contents

This filing contains the following financial statements:

Balance Sheet 71 Income Statement 96 Cash Flow Statement 93 Stockholders Equity 63 Comprehensive Income 84

Balance Sheet 71 line items

Line Item	Tag	Value	Unit	Period
Accounts receivable, allowance	`AllowanceForDoubtfulAccountsReceivableCurrent`	$5.20M	USD	Point-in-time
Cash and cash equivalents	`CashAndCashEquivalentsAtCarryingValue`	$937.70M	USD	Point-in-time
Cash and cash equivalents	`CashAndCashEquivalentsAtCarryingValue`	$1.41B	USD	Point-in-time
Cash and cash equivalents	`CashAndCashEquivalentsAtCarryingValue`	$1.55B	USD	Point-in-time
Accounts receivable, allowance	`AllowanceForDoubtfulAccountsReceivableCurrent`	$3.40M	USD	Point-in-time
Short-term restricted cash	`RestrictedCashAndCashEquivalentsAtCarryingValue`	$4.30M	USD	Point-in-time
Short-term restricted cash	`RestrictedCashAndCashEquivalentsAtCarryingValue`	$4.40M	USD	Point-in-time
Marketable securities	`MarketableSecuritiesCurrent`	$83.20M	USD	Point-in-time
Short-term restricted cash	`RestrictedCashAndCashEquivalentsAtCarryingValue`	$4.10M	USD	Point-in-time
Marketable securities	`MarketableSecuritiesCurrent`	$88.10M	USD	Point-in-time
Accumulated depreciation and amortization, property	`AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment`	$894.40M	USD	Point-in-time
Accounts receivable, net of allowance of $5.2 and $3.4	`AccountsReceivableNetCurrent`	$532.10M	USD	Point-in-time
Accounts receivable, net of allowance of $5.2 and $3.4	`AccountsReceivableNetCurrent`	$491.80M	USD	Point-in-time
Accumulated depreciation and amortization, property	`AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment`	$867.50M	USD	Point-in-time
Long-term restricted cash	`RestrictedCashAndCashEquivalentsNoncurrent`	$900.00K	USD	Point-in-time
Long-term restricted cash	`RestrictedCashAndCashEquivalentsNoncurrent`	$1.10M	USD	Point-in-time
Other current assets (includes $4.4 and $4.3 in restricted cash)	`OtherAssetsCurrent`	$319.20M	USD	Point-in-time
Long-term restricted cash	`RestrictedCashAndCashEquivalentsNoncurrent`	$700.00K	USD	Point-in-time
Other current assets (includes $4.4 and $4.3 in restricted cash)	`OtherAssetsCurrent`	$364.40M	USD	Point-in-time
Performance bonds and guaranty fund contributions	`GoodFaithAndMarginDepositsWithBrokerDealers`	$37.08B	USD	Point-in-time
Performance bonds and guaranty fund contributions	`GoodFaithAndMarginDepositsWithBrokerDealers`	$79.44B	USD	Point-in-time
Total current assets	`AssetsCurrent`	$81.79B	USD	Point-in-time
Total current assets	`AssetsCurrent`	$39.57B	USD	Point-in-time
Property, net of accumulated depreciation and amortization of $894.4 and $867.5	`PropertyPlantAndEquipmentNet`	$544.00M	USD	Point-in-time
Property, net of accumulated depreciation and amortization of $894.4 and $867.5	`PropertyPlantAndEquipmentNet`	$538.60M	USD	Point-in-time
Intangible assetstrading products	`Intangibleassetstradingproducts`	$17.18B	USD	Point-in-time
Intangible assetstrading products	`Intangibleassetstradingproducts`	$17.18B	USD	Point-in-time
Intangible assetsother, net	`OtherIndefiniteLivedIntangibleAssets`	$4.93B	USD	Point-in-time
Intangible assetsother, net	`OtherIndefiniteLivedIntangibleAssets`	$5.12B	USD	Point-in-time
Goodwill	`Goodwill`	$10.74B	USD	Point-in-time
Goodwill	`Goodwill`	$10.74B	USD	Point-in-time
Other assets (includes $0.7 and $0.9 in restricted cash)	`OtherAssetsNoncurrent`	$2.07B	USD	Point-in-time
Other assets (includes $0.7 and $0.9 in restricted cash)	`OtherAssetsNoncurrent`	$2.04B	USD	Point-in-time
Total Assets	`Assets`	$75.22B	USD	Point-in-time
Total Assets	`Assets`	$117.21B	USD	Point-in-time
Accounts payable	`AccountsPayableCurrent`	$88.00M	USD	Point-in-time
Accounts payable	`AccountsPayableCurrent`	$61.90M	USD	Point-in-time
Other current liabilities	`OtherLiabilitiesCurrent`	$1.38B	USD	Point-in-time
Other current liabilities	`OtherLiabilitiesCurrent`	$672.50M	USD	Point-in-time
Performance bonds and guaranty fund contributions	`MarginDepositsAndGuarantyFundsLiabilitiesCurrent`	$37.08B	USD	Point-in-time
Performance bonds and guaranty fund contributions	`MarginDepositsAndGuarantyFundsLiabilitiesCurrent`	$79.44B	USD	Point-in-time
Total current liabilities	`LiabilitiesCurrent`	$38.52B	USD	Point-in-time
Total current liabilities	`LiabilitiesCurrent`	$80.20B	USD	Point-in-time
Long-term debt	`UnsecuredLongTermDebt`	$3.74B	USD	Point-in-time
Long-term debt	`UnsecuredLongTermDebt`	$3.44B	USD	Point-in-time
Deferred income tax liabilities, net	`DeferredIncomeTaxLiabilitiesNet`	$5.61B	USD	Point-in-time
Deferred income tax liabilities, net	`DeferredIncomeTaxLiabilitiesNet`	$5.64B	USD	Point-in-time
Other liabilities	`OtherLiabilitiesNoncurrent`	$1.16B	USD	Point-in-time
Other liabilities	`OtherLiabilitiesNoncurrent`	$1.13B	USD	Point-in-time
Total Liabilities	`Liabilities`	$90.38B	USD	Point-in-time
Total Liabilities	`Liabilities`	$49.06B	USD	Point-in-time
Preferred stock, $0.01 par value, 10,000 shares authorized at June 30, 2020 and December 31, 2019; none issued	`PreferredStockValue`	-	USD	Point-in-time
Preferred stock, $0.01 par value, 10,000 shares authorized at June 30, 2020 and December 31, 2019; none issued	`PreferredStockValue`	-	USD	Point-in-time
Additional paid-in capital	`AdditionalPaidInCapitalCommonStock`	$21.11B	USD	Point-in-time
Additional paid-in capital	`AdditionalPaidInCapitalCommonStock`	$21.15B	USD	Point-in-time
Retained earnings	`RetainedEarningsAccumulatedDeficit`	$5.01B	USD	Point-in-time
Retained earnings	`RetainedEarningsAccumulatedDeficit`	$5.67B	USD	Point-in-time
Accumulated other comprehensive income (loss)	`AccumulatedOtherComprehensiveIncomeLossNetOfTax`	$3.40M	USD	Point-in-time
Accumulated other comprehensive income (loss)	`AccumulatedOtherComprehensiveIncomeLossNetOfTax`	$-13.10M	USD	Point-in-time
Total CME Group Shareholders Equity	`StockholdersEquity`	$26.19B	USD	Point-in-time
Total CME Group Shareholders Equity	`StockholdersEquity`	$25.97B	USD	Point-in-time
Total CME Group Shareholders Equity	`StockholdersEquity`	$26.13B	USD	Point-in-time
Total CME Group Shareholders Equity	`StockholdersEquity`	$26.48B	USD	Point-in-time
Total CME Group Shareholders Equity	`StockholdersEquity`	$26.81B	USD	Point-in-time
Non-controlling interests	`MinorityInterest`	$31.00M	USD	Point-in-time
Non-controlling interests	`MinorityInterest`	$30.40M	USD	Point-in-time
Total Equity	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$26.60B	USD	Point-in-time
Total Equity	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$26.16B	USD	Point-in-time
Total Equity	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$26.84B	USD	Point-in-time
Total Liabilities and Equity	`LiabilitiesAndStockholdersEquity`	$117.21B	USD	Point-in-time
Total Liabilities and Equity	`LiabilitiesAndStockholdersEquity`	$75.22B	USD	Point-in-time

Income Statement 96 line items

Line Item	Tag	Value	Unit	Period
Total Revenues	`Revenues`	$2.70B	USD	2 Qtrs
Total Revenues	`Revenues`	$1.27B	USD	1 Quarter
Total Revenues	`Revenues`	$1.18B	USD	1 Quarter
Total Revenues	`Revenues`	$2.45B	USD	2 Qtrs
Compensation and benefits	`LaborAndRelatedExpense`	$227.30M	USD	1 Quarter
Compensation and benefits	`LaborAndRelatedExpense`	$457.60M	USD	2 Qtrs
Compensation and benefits	`LaborAndRelatedExpense`	$424.50M	USD	2 Qtrs
Compensation and benefits	`LaborAndRelatedExpense`	$217.00M	USD	1 Quarter
Technology	`InformationTechnologyAndDataProcessing`	$95.70M	USD	2 Qtrs
Technology	`InformationTechnologyAndDataProcessing`	$96.80M	USD	2 Qtrs
Technology	`InformationTechnologyAndDataProcessing`	$49.10M	USD	1 Quarter
Technology	`InformationTechnologyAndDataProcessing`	$48.60M	USD	1 Quarter
Professional fees and outside services	`ProfessionalFees`	$51.20M	USD	1 Quarter
Professional fees and outside services	`ProfessionalFees`	$41.70M	USD	1 Quarter
Professional fees and outside services	`ProfessionalFees`	$92.90M	USD	2 Qtrs
Professional fees and outside services	`ProfessionalFees`	$81.10M	USD	2 Qtrs
Amortization of purchased intangibles	`AmortizationOfIntangibleAssets`	$76.60M	USD	1 Quarter
Amortization of purchased intangibles	`AmortizationOfIntangibleAssets`	$153.90M	USD	2 Qtrs
Amortization of purchased intangibles	`AmortizationOfIntangibleAssets`	$76.10M	USD	1 Quarter
Amortization of purchased intangibles	`AmortizationOfIntangibleAssets`	$156.80M	USD	2 Qtrs
Depreciation and amortization	`Depreciation`	$79.20M	USD	2 Qtrs
Depreciation and amortization	`Depreciation`	$46.30M	USD	1 Quarter
Depreciation and amortization	`Depreciation`	$72.00M	USD	2 Qtrs
Depreciation and amortization	`Depreciation`	$36.70M	USD	1 Quarter
Licensing and other fee agreements	`LicensingFees`	$85.30M	USD	2 Qtrs
Licensing and other fee agreements	`LicensingFees`	$55.40M	USD	1 Quarter
Licensing and other fee agreements	`LicensingFees`	$129.30M	USD	2 Qtrs
Licensing and other fee agreements	`LicensingFees`	$44.80M	USD	1 Quarter
Other	`OtherCostAndExpenseOperating`	$137.60M	USD	2 Qtrs
Other	`OtherCostAndExpenseOperating`	$58.80M	USD	1 Quarter
Other	`OtherCostAndExpenseOperating`	$167.00M	USD	2 Qtrs
Other	`OtherCostAndExpenseOperating`	$89.30M	USD	1 Quarter
Total Expenses	`CostsAndExpenses`	$574.10M	USD	1 Quarter
Total Expenses	`CostsAndExpenses`	$1.12B	USD	2 Qtrs
Total Expenses	`CostsAndExpenses`	$544.80M	USD	1 Quarter
Total Expenses	`CostsAndExpenses`	$1.11B	USD	2 Qtrs
Operating Income	`OperatingIncomeLoss`	$1.33B	USD	2 Qtrs
Operating Income	`OperatingIncomeLoss`	$637.50M	USD	1 Quarter
Operating Income	`OperatingIncomeLoss`	$698.60M	USD	1 Quarter
Operating Income	`OperatingIncomeLoss`	$1.60B	USD	2 Qtrs
Investment income	`InvestmentIncomeNonoperating`	$128.00M	USD	2 Qtrs
Investment income	`InvestmentIncomeNonoperating`	$139.30M	USD	1 Quarter
Investment income	`InvestmentIncomeNonoperating`	$32.10M	USD	1 Quarter
Investment income	`InvestmentIncomeNonoperating`	$318.00M	USD	2 Qtrs
Interest and other borrowing costs	`InterestAndDebtExpense`	$45.10M	USD	1 Quarter
Interest and other borrowing costs	`InterestAndDebtExpense`	$93.20M	USD	2 Qtrs
Interest and other borrowing costs	`InterestAndDebtExpense`	$82.80M	USD	2 Qtrs
Interest and other borrowing costs	`InterestAndDebtExpense`	$41.90M	USD	1 Quarter
Equity in net earnings of unconsolidated subsidiaries	`IncomeLossFromEquityMethodInvestments`	$48.80M	USD	1 Quarter
Equity in net earnings of unconsolidated subsidiaries	`IncomeLossFromEquityMethodInvestments`	$84.30M	USD	2 Qtrs
Equity in net earnings of unconsolidated subsidiaries	`IncomeLossFromEquityMethodInvestments`	$100.00M	USD	2 Qtrs
Equity in net earnings of unconsolidated subsidiaries	`IncomeLossFromEquityMethodInvestments`	$43.80M	USD	1 Quarter
Other non-operating income (expense)	`OtherNonoperatingIncomeExpense`	$-134.50M	USD	1 Quarter
Other non-operating income (expense)	`OtherNonoperatingIncomeExpense`	$-92.00M	USD	2 Qtrs
Other non-operating income (expense)	`OtherNonoperatingIncomeExpense`	$-296.40M	USD	2 Qtrs
Other non-operating income (expense)	`OtherNonoperatingIncomeExpense`	$-15.20M	USD	1 Quarter
Total Non-Operating Income (Expense)	`NonoperatingIncomeExpense`	$12.70M	USD	2 Qtrs
Total Non-Operating Income (Expense)	`NonoperatingIncomeExpense`	$53.20M	USD	2 Qtrs
Total Non-Operating Income (Expense)	`NonoperatingIncomeExpense`	$3.50M	USD	1 Quarter
Total Non-Operating Income (Expense)	`NonoperatingIncomeExpense`	$23.80M	USD	1 Quarter
Income before Income Taxes	`IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest`	$661.30M	USD	1 Quarter
Income before Income Taxes	`IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest`	$1.34B	USD	2 Qtrs
Income before Income Taxes	`IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest`	$702.10M	USD	1 Quarter
Income before Income Taxes	`IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest`	$1.65B	USD	2 Qtrs
Income tax provision	`IncomeTaxExpenseBenefit`	$331.80M	USD	2 Qtrs
Income tax provision	`IncomeTaxExpenseBenefit`	$158.00M	USD	1 Quarter
Income tax provision	`IncomeTaxExpenseBenefit`	$380.50M	USD	2 Qtrs
Income tax provision	`IncomeTaxExpenseBenefit`	$187.50M	USD	1 Quarter
Net Income	`ProfitLoss`	$1.27B	USD	2 Qtrs
Net Income	`ProfitLoss`	$503.30M	USD	1 Quarter
Net Income	`ProfitLoss`	$1.01B	USD	2 Qtrs
Net Income	`ProfitLoss`	$514.60M	USD	1 Quarter
Less: net (income) loss attributable to non-controlling interests	`NetIncomeLossAttributableToNoncontrollingInterest`	$800.00K	USD	1 Quarter
Less: net (income) loss attributable to non-controlling interests	`NetIncomeLossAttributableToNoncontrollingInterest`	$600.00K	USD	2 Qtrs
Less: net (income) loss attributable to non-controlling interests	`NetIncomeLossAttributableToNoncontrollingInterest`	-	USD	1 Quarter
Less: net (income) loss attributable to non-controlling interests	`NetIncomeLossAttributableToNoncontrollingInterest`	$-200.00K	USD	2 Qtrs
Net Income Attributable to CME Group	`NetIncomeLoss`	$513.80M	USD	1 Quarter
Net Income Attributable to CME Group	`NetIncomeLoss`	$1.27B	USD	2 Qtrs
Net Income Attributable to CME Group	`NetIncomeLoss`	$503.30M	USD	1 Quarter
Net Income Attributable to CME Group	`NetIncomeLoss`	$1.01B	USD	2 Qtrs
Basic (in dollars per share)	`EarningsPerShareBasic`	$2.83	USD	2 Qtrs
Basic (in dollars per share)	`EarningsPerShareBasic`	$1.44	USD	1 Quarter
Basic (in dollars per share)	`EarningsPerShareBasic`	$3.55	USD	2 Qtrs
Basic (in dollars per share)	`EarningsPerShareBasic`	$1.41	USD	1 Quarter
Diluted (in dollars per share)	`EarningsPerShareDiluted`	$1.40	USD	1 Quarter
Diluted (in dollars per share)	`EarningsPerShareDiluted`	$2.82	USD	2 Qtrs
Diluted (in dollars per share)	`EarningsPerShareDiluted`	$1.43	USD	1 Quarter
Diluted (in dollars per share)	`EarningsPerShareDiluted`	$3.54	USD	2 Qtrs
Basic (in shares)	`WeightedAverageNumberOfSharesOutstandingBasic`	357.06M	shares	1 Quarter
Basic (in shares)	`WeightedAverageNumberOfSharesOutstandingBasic`	357.61M	shares	2 Qtrs
Basic (in shares)	`WeightedAverageNumberOfSharesOutstandingBasic`	357.69M	shares	1 Quarter
Basic (in shares)	`WeightedAverageNumberOfSharesOutstandingBasic`	356.97M	shares	2 Qtrs
Diluted (in shares)	`WeightedAverageNumberOfDilutedSharesOutstanding`	358.46M	shares	1 Quarter
Diluted (in shares)	`WeightedAverageNumberOfDilutedSharesOutstanding`	358.15M	shares	1 Quarter
Diluted (in shares)	`WeightedAverageNumberOfDilutedSharesOutstanding`	358.45M	shares	2 Qtrs
Diluted (in shares)	`WeightedAverageNumberOfDilutedSharesOutstanding`	358.10M	shares	2 Qtrs

Cash Flow Statement 93 line items

Line Item	Tag	Value	Unit	Period
Net Income	`ProfitLoss`	$1.27B	USD	2 Qtrs
Net Income	`ProfitLoss`	$503.30M	USD	1 Quarter
Net Income	`ProfitLoss`	$1.01B	USD	2 Qtrs
Net Income	`ProfitLoss`	$514.60M	USD	1 Quarter
Stock-based compensation	`ShareBasedCompensation`	$56.40M	USD	2 Qtrs
Stock-based compensation	`ShareBasedCompensation`	$45.50M	USD	2 Qtrs
Amortization of purchased intangibles	`AmortizationOfIntangibleAssets`	$76.60M	USD	1 Quarter
Amortization of purchased intangibles	`AmortizationOfIntangibleAssets`	$153.90M	USD	2 Qtrs
Amortization of purchased intangibles	`AmortizationOfIntangibleAssets`	$76.10M	USD	1 Quarter
Amortization of purchased intangibles	`AmortizationOfIntangibleAssets`	$156.80M	USD	2 Qtrs
Depreciation and amortization	`Depreciation`	$79.20M	USD	2 Qtrs
Depreciation and amortization	`Depreciation`	$46.30M	USD	1 Quarter
Depreciation and amortization	`Depreciation`	$72.00M	USD	2 Qtrs
Depreciation and amortization	`Depreciation`	$36.70M	USD	1 Quarter
Net losses on impaired assets	`OtherAssetImpairmentCharges`	$21.60M	USD	2 Qtrs
Net losses on impaired assets	`OtherAssetImpairmentCharges`	$27.90M	USD	2 Qtrs
Net (gain) loss on derivative contracts	`UnrealizedGainLossOnDerivatives`	$-16.70M	USD	2 Qtrs
Net (gain) loss on derivative contracts	`UnrealizedGainLossOnDerivatives`	$1.60M	USD	2 Qtrs
Net realized and unrealized losses on investments	`GainLossOnInvestments`	$-1.10M	USD	2 Qtrs
Net realized and unrealized losses on investments	`GainLossOnInvestments`	$-27.20M	USD	2 Qtrs
Undistributed net earnings of unconsolidated subsidiaries	`IncomeLossFromEquityMethodInvestmentsNetOfDividendsOrDistributions`	$10.50M	USD	2 Qtrs
Undistributed net earnings of unconsolidated subsidiaries	`IncomeLossFromEquityMethodInvestmentsNetOfDividendsOrDistributions`	$31.20M	USD	2 Qtrs
Deferred income taxes	`DeferredIncomeTaxExpenseBenefit`	$-13.10M	USD	2 Qtrs
Deferred income taxes	`DeferredIncomeTaxExpenseBenefit`	$-22.10M	USD	2 Qtrs
Accounts receivable	`IncreaseDecreaseInAccountsReceivable`	$40.40M	USD	2 Qtrs
Accounts receivable	`IncreaseDecreaseInAccountsReceivable`	$42.50M	USD	2 Qtrs
Other current assets	`IncreaseDecreaseInPrepaidDeferredExpenseAndOtherAssets`	$-1.80M	USD	2 Qtrs
Other current assets	`IncreaseDecreaseInPrepaidDeferredExpenseAndOtherAssets`	$-126.10M	USD	2 Qtrs
Other assets	`IncreaseDecreaseInOtherOperatingAssets`	$13.40M	USD	2 Qtrs
Other assets	`IncreaseDecreaseInOtherOperatingAssets`	$-27.80M	USD	2 Qtrs
Accounts payable	`IncreaseDecreaseInAccountsPayable`	$-64.30M	USD	2 Qtrs
Accounts payable	`IncreaseDecreaseInAccountsPayable`	$26.10M	USD	2 Qtrs
Income taxes payable	`IncreaseDecreaseInAccruedIncomeTaxesPayable`	$294.00M	USD	2 Qtrs
Income taxes payable	`IncreaseDecreaseInAccruedIncomeTaxesPayable`	$-28.60M	USD	2 Qtrs
Other current liabilities	`IncreaseDecreaseInOtherAccruedLiabilities`	$-177.70M	USD	2 Qtrs
Other current liabilities	`IncreaseDecreaseInOtherAccruedLiabilities`	$-55.90M	USD	2 Qtrs
Other liabilities	`IncreaseDecreaseInOtherOperatingLiabilities`	$8.50M	USD	2 Qtrs
Other liabilities	`IncreaseDecreaseInOtherOperatingLiabilities`	$-49.10M	USD	2 Qtrs
Other	`OtherNoncashIncomeExpense`	$-8.60M	USD	2 Qtrs
Other	`OtherNoncashIncomeExpense`	$-5.40M	USD	2 Qtrs
Net Cash Provided by (Used in) Operating Activities	`NetCashProvidedByUsedInOperatingActivities`	$1.74B	USD	2 Qtrs
Net Cash Provided by (Used in) Operating Activities	`NetCashProvidedByUsedInOperatingActivities`	$1.14B	USD	2 Qtrs
Proceeds from maturities of available-for-sale marketable securities	`ProceedsFromMaturitiesPrepaymentsAndCallsOfAvailableForSaleSecurities`	$11.60M	USD	2 Qtrs
Proceeds from maturities of available-for-sale marketable securities	`ProceedsFromMaturitiesPrepaymentsAndCallsOfAvailableForSaleSecurities`	$7.50M	USD	2 Qtrs
Purchases of available-for-sale marketable securities	`PaymentsToAcquireAvailableForSaleSecurities`	$8.30M	USD	2 Qtrs
Purchases of available-for-sale marketable securities	`PaymentsToAcquireAvailableForSaleSecurities`	$6.70M	USD	2 Qtrs
Purchases of property, net	`PaymentsToAcquirePropertyPlantAndEquipment`	$79.20M	USD	2 Qtrs
Purchases of property, net	`PaymentsToAcquirePropertyPlantAndEquipment`	$121.60M	USD	2 Qtrs
Investments in privately-held equity investments	`PaymentsToAcquireInvestments`	$1.40M	USD	2 Qtrs
Investments in privately-held equity investments	`PaymentsToAcquireInvestments`	-	USD	2 Qtrs
Proceeds from sales of investments	`ProceedsFromSaleOfOtherInvestments`	$300.00K	USD	2 Qtrs
Proceeds from sales of investments	`ProceedsFromSaleOfOtherInvestments`	$28.40M	USD	2 Qtrs
Net Cash Used in Investing Activities	`NetCashProvidedByUsedInInvestingActivities`	$-79.50M	USD	2 Qtrs
Net Cash Used in Investing Activities	`NetCashProvidedByUsedInInvestingActivities`	$-89.90M	USD	2 Qtrs
Issuance of commercial paper, net of maturities	`ProceedsFromRepaymentsOfCommercialPaper`	$-304.60M	USD	2 Qtrs
Issuance of commercial paper, net of maturities	`ProceedsFromRepaymentsOfCommercialPaper`	$239.50M	USD	2 Qtrs
Repayment of debt	`RepaymentsOfLongTermDebt`	-	USD	2 Qtrs
Repayment of debt	`RepaymentsOfLongTermDebt`	$569.20M	USD	2 Qtrs
Cash dividends	`PaymentsOfDividends`	$1.50B	USD	2 Qtrs
Cash dividends	`PaymentsOfDividends`	$1.16B	USD	2 Qtrs
Settlement of derivative contracts	`PaymentsForProceedsFromDerivativeInstrumentFinancingActivities`	$-16.00M	USD	2 Qtrs
Settlement of derivative contracts	`PaymentsForProceedsFromDerivativeInstrumentFinancingActivities`	-	USD	2 Qtrs
Employee taxes paid on restricted stock vesting	`PaymentsRelatedToTaxWithholdingForShareBasedCompensation`	$14.10M	USD	2 Qtrs
Employee taxes paid on restricted stock vesting	`PaymentsRelatedToTaxWithholdingForShareBasedCompensation`	$19.40M	USD	2 Qtrs
Other	`ProceedsFromPaymentsForOtherFinancingActivities`	$15.10M	USD	2 Qtrs
Other	`ProceedsFromPaymentsForOtherFinancingActivities`	$400.00K	USD	2 Qtrs
Net Cash Used in Financing Activities	`NetCashProvidedByUsedInFinancingActivities`	$-1.49B	USD	2 Qtrs
Net Cash Used in Financing Activities	`NetCashProvidedByUsedInFinancingActivities`	$-1.81B	USD	2 Qtrs
Net change in cash, cash equivalents and restricted cash	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect`	$-434.30M	USD	2 Qtrs
Net change in cash, cash equivalents and restricted cash	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect`	$-146.10M	USD	2 Qtrs
Cash, Cash Equivalents, Restricted Cash and Restricted Cash Equivalents, beginning balance	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents`	$1.41B	USD	Point-in-time
Cash, Cash Equivalents, Restricted Cash and Restricted Cash Equivalents, beginning balance	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents`	$1.56B	USD	Point-in-time
Cash, Cash Equivalents, Restricted Cash and Restricted Cash Equivalents, beginning balance	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents`	$1.38B	USD	Point-in-time
Cash, Cash Equivalents, Restricted Cash and Restricted Cash Equivalents, beginning balance	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents`	$942.90M	USD	Point-in-time
Cash, Cash Equivalents, Restricted Cash and Restricted Cash Equivalents, ending balance	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents`	$1.41B	USD	Point-in-time
Cash, Cash Equivalents, Restricted Cash and Restricted Cash Equivalents, ending balance	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents`	$1.56B	USD	Point-in-time
Cash, Cash Equivalents, Restricted Cash and Restricted Cash Equivalents, ending balance	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents`	$1.38B	USD	Point-in-time
Cash, Cash Equivalents, Restricted Cash and Restricted Cash Equivalents, ending balance	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents`	$942.90M	USD	Point-in-time
Cash and cash equivalents	`CashAndCashEquivalentsAtCarryingValue`	$937.70M	USD	Point-in-time
Cash and cash equivalents	`CashAndCashEquivalentsAtCarryingValue`	$1.41B	USD	Point-in-time
Cash and cash equivalents	`CashAndCashEquivalentsAtCarryingValue`	$1.55B	USD	Point-in-time
Short-term restricted cash	`RestrictedCashAndCashEquivalentsAtCarryingValue`	$4.30M	USD	Point-in-time
Short-term restricted cash	`RestrictedCashAndCashEquivalentsAtCarryingValue`	$4.40M	USD	Point-in-time
Short-term restricted cash	`RestrictedCashAndCashEquivalentsAtCarryingValue`	$4.10M	USD	Point-in-time
Long-term restricted cash	`RestrictedCashAndCashEquivalentsNoncurrent`	$900.00K	USD	Point-in-time
Long-term restricted cash	`RestrictedCashAndCashEquivalentsNoncurrent`	$1.10M	USD	Point-in-time
Long-term restricted cash	`RestrictedCashAndCashEquivalentsNoncurrent`	$700.00K	USD	Point-in-time
Income taxes paid	`IncomeTaxesPaid`	$116.60M	USD	2 Qtrs
Income taxes paid	`IncomeTaxesPaid`	$373.90M	USD	2 Qtrs
Interest paid	`InterestPaid`	$67.00M	USD	2 Qtrs
Interest paid	`InterestPaid`	$80.10M	USD	2 Qtrs
Accrued proceeds from sale of investments	`AccruedProceedsfromSaleofInvestment`	$12.50M	USD	Point-in-time
Accrued proceeds from sale of investments	`AccruedProceedsfromSaleofInvestment`	-	USD	Point-in-time

Stockholders Equity 63 line items

Line Item	Tag	Value	Unit	Period
Cash dividends on common stock, per share (in dollars per share)	`CommonStockDividendsPerShareCashPaid`	$0.75	USD	1 Quarter
Cash dividends on common stock, per share (in dollars per share)	`CommonStockDividendsPerShareCashPaid`	$1.50	USD	2 Qtrs
Cash dividends on common stock, per share (in dollars per share)	`CommonStockDividendsPerShareCashPaid`	$0.85	USD	1 Quarter
Cash dividends on common stock, per share (in dollars per share)	`CommonStockDividendsPerShareCashPaid`	$1.70	USD	2 Qtrs
Balance	`StockholdersEquity`	$26.19B	USD	Point-in-time
Balance	`StockholdersEquity`	$25.97B	USD	Point-in-time
Balance	`StockholdersEquity`	$26.13B	USD	Point-in-time
Balance	`StockholdersEquity`	$26.48B	USD	Point-in-time
Balance	`StockholdersEquity`	$26.81B	USD	Point-in-time
Balance	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$26.60B	USD	Point-in-time
Balance	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$26.16B	USD	Point-in-time
Balance	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$26.84B	USD	Point-in-time
Less: net (income) loss attributable to non-controlling interests	`NetIncomeLossAttributableToNoncontrollingInterest`	$800.00K	USD	1 Quarter
Less: net (income) loss attributable to non-controlling interests	`NetIncomeLossAttributableToNoncontrollingInterest`	$600.00K	USD	2 Qtrs
Less: net (income) loss attributable to non-controlling interests	`NetIncomeLossAttributableToNoncontrollingInterest`	-	USD	1 Quarter
Less: net (income) loss attributable to non-controlling interests	`NetIncomeLossAttributableToNoncontrollingInterest`	$-200.00K	USD	2 Qtrs
Net Income Attributable to CME Group	`NetIncomeLoss`	$513.80M	USD	1 Quarter
Net Income Attributable to CME Group	`NetIncomeLoss`	$1.27B	USD	2 Qtrs
Net Income Attributable to CME Group	`NetIncomeLoss`	$503.30M	USD	1 Quarter
Net Income Attributable to CME Group	`NetIncomeLoss`	$1.01B	USD	2 Qtrs
Net Income	`ProfitLoss`	$1.27B	USD	2 Qtrs
Net Income	`ProfitLoss`	$503.30M	USD	1 Quarter
Net Income	`ProfitLoss`	$1.01B	USD	2 Qtrs
Net Income	`ProfitLoss`	$514.60M	USD	1 Quarter
Other comprehensive income (loss), net of tax	`OtherComprehensiveIncomeLossNetOfTax`	$300.00K	USD	2 Qtrs
Other comprehensive income (loss), net of tax	`OtherComprehensiveIncomeLossNetOfTax`	$4.80M	USD	1 Quarter
Other comprehensive income (loss), net of tax	`OtherComprehensiveIncomeLossNetOfTax`	$-16.50M	USD	2 Qtrs
Other comprehensive income (loss), net of tax	`OtherComprehensiveIncomeLossNetOfTax`	$13.10M	USD	1 Quarter
Dividends, Cash	`DividendsCash`	$268.10M	USD	1 Quarter
Dividends, Cash	`DividendsCash`	$536.10M	USD	2 Qtrs
Dividends, Cash	`DividendsCash`	$304.70M	USD	1 Quarter
Dividends, Cash	`DividendsCash`	$609.40M	USD	2 Qtrs
Impact of accounting standards update adoption	`ImpactOfAccountingStandardsUpdateAdoption`	$-300.00K	USD	2 Qtrs
Impact of accounting standards update adoption	`ImpactOfAccountingStandardsUpdateAdoption`	$6.90M	USD	2 Qtrs
Changes in non-controlling interest due to measurement period adjustments	`MinorityInterestPeriodIncreaseDecrease`	$16.90M	USD	2 Qtrs
Exercise of stock options	`StockIssuedDuringPeriodValueStockOptionsExercised`	$3.80M	USD	2 Qtrs
Exercise of stock options	`StockIssuedDuringPeriodValueStockOptionsExercised`	$600.00K	USD	1 Quarter
Exercise of stock options	`StockIssuedDuringPeriodValueStockOptionsExercised`	$7.00M	USD	2 Qtrs
Exercise of stock options	`StockIssuedDuringPeriodValueStockOptionsExercised`	$3.70M	USD	1 Quarter
Vesting of issued restricted Class A common stock	`StockIssuedDuringPeriodValueRestrictedStockAwardNetOfForfeitures`	$14.10M	USD	2 Qtrs
Vesting of issued restricted Class A common stock	`StockIssuedDuringPeriodValueRestrictedStockAwardNetOfForfeitures`	$300.00K	USD	1 Quarter
Vesting of issued restricted Class A common stock	`StockIssuedDuringPeriodValueRestrictedStockAwardNetOfForfeitures`	$300.00K	USD	1 Quarter
Vesting of issued restricted Class A common stock	`StockIssuedDuringPeriodValueRestrictedStockAwardNetOfForfeitures`	$19.40M	USD	2 Qtrs
Stock Issued During Period, Value, Other	`StockIssuedDuringPeriodValueOther`	$2.90M	USD	1 Quarter
Stock Issued During Period, Value, Other	`StockIssuedDuringPeriodValueOther`	$2.90M	USD	2 Qtrs
Stock Issued During Period, Value, Other	`StockIssuedDuringPeriodValueOther`	$3.10M	USD	2 Qtrs
Stock Issued During Period, Value, Other	`StockIssuedDuringPeriodValueOther`	$3.10M	USD	1 Quarter
Stock Issued During Period, Value, Employee Stock Purchase Plan	`StockIssuedDuringPeriodValueEmployeeStockPurchasePlan`	$2.90M	USD	1 Quarter
Stock Issued During Period, Value, Employee Stock Purchase Plan	`StockIssuedDuringPeriodValueEmployeeStockPurchasePlan`	$2.50M	USD	1 Quarter
Stock Issued During Period, Value, Employee Stock Purchase Plan	`StockIssuedDuringPeriodValueEmployeeStockPurchasePlan`	$2.50M	USD	2 Qtrs
Stock Issued During Period, Value, Employee Stock Purchase Plan	`StockIssuedDuringPeriodValueEmployeeStockPurchasePlan`	$2.90M	USD	2 Qtrs
Stock-based compensation	`StockGrantedDuringPeriodValueSharebasedCompensationGross`	$22.40M	USD	1 Quarter
Stock-based compensation	`StockGrantedDuringPeriodValueSharebasedCompensationGross`	$45.50M	USD	2 Qtrs
Stock-based compensation	`StockGrantedDuringPeriodValueSharebasedCompensationGross`	$38.10M	USD	1 Quarter
Stock-based compensation	`StockGrantedDuringPeriodValueSharebasedCompensationGross`	$56.40M	USD	2 Qtrs
Balance	`StockholdersEquity`	$26.19B	USD	Point-in-time
Balance	`StockholdersEquity`	$25.97B	USD	Point-in-time
Balance	`StockholdersEquity`	$26.13B	USD	Point-in-time
Balance	`StockholdersEquity`	$26.48B	USD	Point-in-time
Balance	`StockholdersEquity`	$26.81B	USD	Point-in-time
Balance	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$26.60B	USD	Point-in-time
Balance	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$26.16B	USD	Point-in-time
Balance	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$26.84B	USD	Point-in-time

Comprehensive Income 84 line items

Line Item	Tag	Value	Unit	Period
Net Income	`ProfitLoss`	$1.27B	USD	2 Qtrs
Net Income	`ProfitLoss`	$503.30M	USD	1 Quarter
Net Income	`ProfitLoss`	$1.01B	USD	2 Qtrs
Net Income	`ProfitLoss`	$514.60M	USD	1 Quarter
Net unrealized holding gains (losses) arising during the period	`OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodBeforeTax`	$1.40M	USD	1 Quarter
Net unrealized holding gains (losses) arising during the period	`OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodBeforeTax`	$800.00K	USD	2 Qtrs
Net unrealized holding gains (losses) arising during the period	`OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodBeforeTax`	$1.70M	USD	2 Qtrs
Net unrealized holding gains (losses) arising during the period	`OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodBeforeTax`	$900.00K	USD	1 Quarter
Reclassification of net (gains) losses on sales included in investment income	`OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIForSaleOfSecuritiesBeforeTax`	-	USD	2 Qtrs
Reclassification of net (gains) losses on sales included in investment income	`OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIForSaleOfSecuritiesBeforeTax`	$-100.00K	USD	2 Qtrs
Reclassification of net (gains) losses on sales included in investment income	`OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIForSaleOfSecuritiesBeforeTax`	$-100.00K	USD	1 Quarter
Reclassification of net (gains) losses on sales included in investment income	`OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIForSaleOfSecuritiesBeforeTax`	-	USD	1 Quarter
Income tax benefit (expense)	`OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodTax`	$200.00K	USD	1 Quarter
Income tax benefit (expense)	`OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodTax`	$200.00K	USD	2 Qtrs
Income tax benefit (expense)	`OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodTax`	$400.00K	USD	1 Quarter
Income tax benefit (expense)	`OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodTax`	$400.00K	USD	2 Qtrs
Investment securities, net	`OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodNetOfTax`	$1.20M	USD	2 Qtrs
Investment securities, net	`OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodNetOfTax`	$600.00K	USD	1 Quarter
Investment securities, net	`OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodNetOfTax`	$600.00K	USD	2 Qtrs
Investment securities, net	`OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodNetOfTax`	$1.00M	USD	1 Quarter
Net change in defined benefit plans arising during the period	`OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansAdjustmentBeforeTax`	$-2.00M	USD	2 Qtrs
Net change in defined benefit plans arising during the period	`OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansAdjustmentBeforeTax`	-	USD	1 Quarter
Net change in defined benefit plans arising during the period	`OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansAdjustmentBeforeTax`	-	USD	1 Quarter
Net change in defined benefit plans arising during the period	`OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansAdjustmentBeforeTax`	$-2.70M	USD	2 Qtrs
Amortization of net actuarial (gains) losses included in compensation and benefits expense	`OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIPensionAndOtherPostretirementBenefitPlansForNetGainLossBeforeTax`	$1.20M	USD	1 Quarter
Amortization of net actuarial (gains) losses included in compensation and benefits expense	`OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIPensionAndOtherPostretirementBenefitPlansForNetGainLossBeforeTax`	$1.10M	USD	1 Quarter
Amortization of net actuarial (gains) losses included in compensation and benefits expense	`OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIPensionAndOtherPostretirementBenefitPlansForNetGainLossBeforeTax`	$2.30M	USD	2 Qtrs
Amortization of net actuarial (gains) losses included in compensation and benefits expense	`OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIPensionAndOtherPostretirementBenefitPlansForNetGainLossBeforeTax`	$2.40M	USD	2 Qtrs
Income tax benefit (expense)	`OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansTax`	$100.00K	USD	2 Qtrs
Income tax benefit (expense)	`OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansTax`	$-100.00K	USD	2 Qtrs
Income tax benefit (expense)	`OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansTax`	$300.00K	USD	1 Quarter
Income tax benefit (expense)	`OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansTax`	$300.00K	USD	1 Quarter
Defined benefit plans, net	`OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansAdjustmentNetOfTax`	$900.00K	USD	1 Quarter
Defined benefit plans, net	`OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansAdjustmentNetOfTax`	$200.00K	USD	2 Qtrs
Defined benefit plans, net	`OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansAdjustmentNetOfTax`	$-200.00K	USD	2 Qtrs
Defined benefit plans, net	`OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansAdjustmentNetOfTax`	$800.00K	USD	1 Quarter
Net unrealized holding gains (losses) arising during the period	`OtherComprehensiveIncomeUnrealizedGainLossOnDerivativesArisingDuringPeriodBeforeTax`	-	USD	1 Quarter
Net unrealized holding gains (losses) arising during the period	`OtherComprehensiveIncomeUnrealizedGainLossOnDerivativesArisingDuringPeriodBeforeTax`	-	USD	2 Qtrs
Net unrealized holding gains (losses) arising during the period	`OtherComprehensiveIncomeUnrealizedGainLossOnDerivativesArisingDuringPeriodBeforeTax`	$-200.00K	USD	2 Qtrs
Net unrealized holding gains (losses) arising during the period	`OtherComprehensiveIncomeUnrealizedGainLossOnDerivativesArisingDuringPeriodBeforeTax`	$-500.00K	USD	1 Quarter
Reclassification of net unrealized (gains) losses to interest expense and other non-operating income (expense)	`OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIOnDerivativesBeforeTax`	$2.10M	USD	2 Qtrs
Reclassification of net unrealized (gains) losses to interest expense and other non-operating income (expense)	`OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIOnDerivativesBeforeTax`	$300.00K	USD	1 Quarter
Reclassification of net unrealized (gains) losses to interest expense and other non-operating income (expense)	`OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIOnDerivativesBeforeTax`	$300.00K	USD	1 Quarter
Reclassification of net unrealized (gains) losses to interest expense and other non-operating income (expense)	`OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIOnDerivativesBeforeTax`	$600.00K	USD	2 Qtrs
Income tax benefit (expense)	`OtherComprehensiveIncomeLossDerivativesQualifyingAsHedgesTax`	$-400.00K	USD	2 Qtrs
Income tax benefit (expense)	`OtherComprehensiveIncomeLossDerivativesQualifyingAsHedgesTax`	$-100.00K	USD	1 Quarter
Income tax benefit (expense)	`OtherComprehensiveIncomeLossDerivativesQualifyingAsHedgesTax`	-	USD	1 Quarter
Income tax benefit (expense)	`OtherComprehensiveIncomeLossDerivativesQualifyingAsHedgesTax`	$-100.00K	USD	2 Qtrs
Derivative investments, net	`OtherComprehensiveIncomeLossDerivativesQualifyingAsHedgesNetOfTax`	$-700.00K	USD	2 Qtrs
Derivative investments, net	`OtherComprehensiveIncomeLossDerivativesQualifyingAsHedgesNetOfTax`	$-300.00K	USD	1 Quarter
Derivative investments, net	`OtherComprehensiveIncomeLossDerivativesQualifyingAsHedgesNetOfTax`	$-1.70M	USD	2 Qtrs
Derivative investments, net	`OtherComprehensiveIncomeLossDerivativesQualifyingAsHedgesNetOfTax`	$-700.00K	USD	1 Quarter
Foreign currency translation adjustments	`OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationAdjustmentBeforeTax`	$11.60M	USD	1 Quarter
Foreign currency translation adjustments	`OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationAdjustmentBeforeTax`	$-3.00M	USD	2 Qtrs
Foreign currency translation adjustments	`OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationAdjustmentBeforeTax`	$1.00M	USD	1 Quarter
Foreign currency translation adjustments	`OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationAdjustmentBeforeTax`	$-16.20M	USD	2 Qtrs
Reclassification of net currency (gains) losses from foreign entities to other expenses	`OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationReclassificationAdjustmentFromAOCIRealizedUponSaleOrLiquidationBeforeTax`	-	USD	1 Quarter
Reclassification of net currency (gains) losses from foreign entities to other expenses	`OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationReclassificationAdjustmentFromAOCIRealizedUponSaleOrLiquidationBeforeTax`	-	USD	2 Qtrs
Reclassification of net currency (gains) losses from foreign entities to other expenses	`OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationReclassificationAdjustmentFromAOCIRealizedUponSaleOrLiquidationBeforeTax`	-	USD	1 Quarter
Reclassification of net currency (gains) losses from foreign entities to other expenses	`OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationReclassificationAdjustmentFromAOCIRealizedUponSaleOrLiquidationBeforeTax`	$600.00K	USD	2 Qtrs
Income tax benefit (expense)	`OtherComprehensiveIncomeLossForeignCurrencyTranslationAdjustmentTax`	$-3.00M	USD	2 Qtrs
Income tax benefit (expense)	`OtherComprehensiveIncomeLossForeignCurrencyTranslationAdjustmentTax`	$-3.00M	USD	1 Quarter
Income tax benefit (expense)	`OtherComprehensiveIncomeLossForeignCurrencyTranslationAdjustmentTax`	-	USD	2 Qtrs
Income tax benefit (expense)	`OtherComprehensiveIncomeLossForeignCurrencyTranslationAdjustmentTax`	-	USD	1 Quarter
Foreign currency translation, net	`OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationAdjustmentNetOfTax`	$-15.60M	USD	2 Qtrs
Foreign currency translation, net	`OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationAdjustmentNetOfTax`	$4.00M	USD	1 Quarter
Foreign currency translation, net	`OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationAdjustmentNetOfTax`	-	USD	2 Qtrs
Foreign currency translation, net	`OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationAdjustmentNetOfTax`	$11.60M	USD	1 Quarter
Other comprehensive income (loss), net of tax	`OtherComprehensiveIncomeLossNetOfTax`	$300.00K	USD	2 Qtrs
Other comprehensive income (loss), net of tax	`OtherComprehensiveIncomeLossNetOfTax`	$4.80M	USD	1 Quarter
Other comprehensive income (loss), net of tax	`OtherComprehensiveIncomeLossNetOfTax`	$-16.50M	USD	2 Qtrs
Other comprehensive income (loss), net of tax	`OtherComprehensiveIncomeLossNetOfTax`	$13.10M	USD	1 Quarter
Comprehensive income	`ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest`	$516.40M	USD	1 Quarter
Comprehensive income	`ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest`	$519.40M	USD	1 Quarter
Comprehensive income	`ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest`	$1.25B	USD	2 Qtrs
Comprehensive income	`ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest`	$1.01B	USD	2 Qtrs
Less: comprehensive (income) loss attributable to non-controlling interests	`ComprehensiveIncomeNetOfTaxAttributableToNoncontrollingInterest`	$600.00K	USD	2 Qtrs
Less: comprehensive (income) loss attributable to non-controlling interests	`ComprehensiveIncomeNetOfTaxAttributableToNoncontrollingInterest`	$800.00K	USD	1 Quarter
Less: comprehensive (income) loss attributable to non-controlling interests	`ComprehensiveIncomeNetOfTaxAttributableToNoncontrollingInterest`	-	USD	1 Quarter
Less: comprehensive (income) loss attributable to non-controlling interests	`ComprehensiveIncomeNetOfTaxAttributableToNoncontrollingInterest`	$-200.00K	USD	2 Qtrs
Comprehensive income attributable to CME Group	`ComprehensiveIncomeNetOfTax`	$516.40M	USD	1 Quarter
Comprehensive income attributable to CME Group	`ComprehensiveIncomeNetOfTax`	$1.01B	USD	2 Qtrs
Comprehensive income attributable to CME Group	`ComprehensiveIncomeNetOfTax`	$518.60M	USD	1 Quarter
Comprehensive income attributable to CME Group	`ComprehensiveIncomeNetOfTax`	$1.25B	USD	2 Qtrs

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