10-K Filing

WESCO INTERNATIONAL INC CIK: 929008 FY 2020

Filing Information

Form Type	10-K
Accession Number	`0000929008-21-000006`
Period End Date	20201231
Filing Date	20210301
Fiscal Year	2020
Fiscal Period	FY
XBRL Instance	wcc-20201231_htm.xml

Filing Contents

This filing contains the following financial statements:

Balance Sheet 100 Income Statement 121 Cash Flow Statement 103 Stockholders Equity 58

Balance Sheet 100 line items

Line Item	Tag	Value	Unit	Period
Accounts Receivable, Allowance for Credit Loss	`AllowanceForDoubtfulAccountsReceivable`	$23.91M	USD	Point-in-time
Accounts Receivable, Allowance for Credit Loss	`AllowanceForDoubtfulAccountsReceivable`	$25.44M	USD	Point-in-time
Debt Instrument, Unamortized Discount (Premium) and Debt Issuance Costs, Net	`DebtInstrumentUnamortizedDiscountPremiumAndDebtIssuanceCostsNet`	$87.14M	USD	Point-in-time
Debt Instrument, Unamortized Discount (Premium) and Debt Issuance Costs, Net	`DebtInstrumentUnamortizedDiscountPremiumAndDebtIssuanceCostsNet`	$8.88M	USD	Point-in-time
Preferred stock, par value	`PreferredStockParOrStatedValuePerShare`	$0.01	USD	Point-in-time
Preferred stock, shares authorized	`PreferredStockSharesAuthorized`	20.00M	shares	Point-in-time
Cash and cash equivalents	`CashAndCashEquivalentsAtCarryingValue`	$150.90M	USD	Point-in-time
Cash and cash equivalents	`CashAndCashEquivalentsAtCarryingValue`	$117.95M	USD	Point-in-time
Cash and cash equivalents	`CashAndCashEquivalentsAtCarryingValue`	$96.34M	USD	Point-in-time
Cash and cash equivalents	`CashAndCashEquivalentsAtCarryingValue`	$449.13M	USD	Point-in-time
Preferred stock, shares issued	`PreferredStockSharesIssued`	0.00	shares	Point-in-time
Trade accounts receivable, net of allowance for expected credit losses	`AccountsReceivableNetCurrent`	$2.47B	USD	Point-in-time
Preferred stock, shares issued	`PreferredStockSharesIssued`	0.00	shares	Point-in-time
Trade accounts receivable, net of allowance for expected credit losses	`AccountsReceivableNetCurrent`	$1.19B	USD	Point-in-time
Preferred stock, shares issued	`PreferredStockSharesIssued`	21,612.00	shares	Point-in-time
Preferred stock, shares issued	`PreferredStockSharesIssued`	0.00	shares	Point-in-time
Other accounts receivable	`OtherReceivablesNetCurrent`	$239.20M	USD	Point-in-time
Other accounts receivable	`OtherReceivablesNetCurrent`	$98.03M	USD	Point-in-time
Inventories	`InventoryNet`	$2.16B	USD	Point-in-time
Inventories	`InventoryNet`	$1.01B	USD	Point-in-time
Prepaid expenses and other current assets	`PrepaidExpenseAndOtherAssetsCurrent`	$92.45M	USD	Point-in-time
Prepaid expenses and other current assets	`PrepaidExpenseAndOtherAssetsCurrent`	$187.91M	USD	Point-in-time
Total current assets	`AssetsCurrent`	$5.51B	USD	Point-in-time
Total current assets	`AssetsCurrent`	$2.54B	USD	Point-in-time
Treasury stock, shares outstanding	`TreasuryStockShares`	21.85M	shares	Point-in-time
Treasury stock, shares outstanding	`TreasuryStockShares`	18.39M	shares	Point-in-time
Property, buildings and equipment, net	`PropertyPlantAndEquipmentNet`	$181.45M	USD	Point-in-time
Property, buildings and equipment, net	`PropertyPlantAndEquipmentNet`	$399.16M	USD	Point-in-time
Treasury stock, shares outstanding	`TreasuryStockShares`	21.87M	shares	Point-in-time
Treasury stock, shares outstanding	`TreasuryStockShares`	16.38M	shares	Point-in-time
Operating Lease, Right-of-Use Asset	`OperatingLeaseRightOfUseAsset`	$240.00M	USD	Point-in-time
Operating Lease, Right-of-Use Asset	`OperatingLeaseRightOfUseAsset`	$534.71M	USD	Point-in-time
Operating Lease, Right-of-Use Asset	`OperatingLeaseRightOfUseAsset`	$235.83M	USD	Point-in-time
Intangible assets, net	`IntangibleAssetsNetExcludingGoodwill`	$287.27M	USD	Point-in-time
Intangible assets, net	`IntangibleAssetsNetExcludingGoodwill`	$2.07B	USD	Point-in-time
Goodwill	`Goodwill`	$3.19B	USD	Point-in-time
Goodwill	`Goodwill`	$1.72B	USD	Point-in-time
Goodwill	`Goodwill`	$1.76B	USD	Point-in-time
Deferred Income Taxes	`DeferredIncomeTaxAssetsNet`	$11.25M	USD	Point-in-time
Deferred Income Taxes	`DeferredIncomeTaxAssetsNet`	$37.70M	USD	Point-in-time
Other assets	`OtherAssetsNoncurrent`	$93.94M	USD	Point-in-time
Other assets	`OtherAssetsNoncurrent`	$2.38M	USD	Point-in-time
Assets Held-for-sale	`AssetsHeldForSaleNotPartOfDisposalGroup`	-	USD	Point-in-time
Assets Held-for-sale	`AssetsHeldForSaleNotPartOfDisposalGroup`	$55.07M	USD	Point-in-time
Total assets	`Assets`	$5.02B	USD	Point-in-time
Total assets	`Assets`	$11.88B	USD	Point-in-time
Accounts payable	`AccountsPayableCurrent`	$830.48M	USD	Point-in-time
Accounts payable	`AccountsPayableCurrent`	$1.71B	USD	Point-in-time
Accrued payroll and benefit costs	`EmployeeRelatedLiabilitiesCurrent`	$49.51M	USD	Point-in-time
Accrued payroll and benefit costs	`EmployeeRelatedLiabilitiesCurrent`	$198.53M	USD	Point-in-time
Short-term debt and current portion of long-term debt	`LongTermDebtCurrent`	$528.83M	USD	Point-in-time
Short-term debt and current portion of long-term debt	`LongTermDebtCurrent`	$26.68M	USD	Point-in-time
Other current liabilities	`OtherLiabilitiesCurrent`	$552.30M	USD	Point-in-time
Other current liabilities	`OtherLiabilitiesCurrent`	$177.39M	USD	Point-in-time
Total current liabilities	`LiabilitiesCurrent`	$2.99B	USD	Point-in-time
Total current liabilities	`LiabilitiesCurrent`	$1.08B	USD	Point-in-time
Long-term Debt, Excluding Current Maturities	`LongTermDebtNoncurrent`	$4.37B	USD	Point-in-time
Long-term Debt, Excluding Current Maturities	`LongTermDebtNoncurrent`	$1.26B	USD	Point-in-time
Operating Lease, Liability, Noncurrent	`OperatingLeaseLiabilityNoncurrent`	$179.83M	USD	Point-in-time
Operating Lease, Liability, Noncurrent	`OperatingLeaseLiabilityNoncurrent`	$414.89M	USD	Point-in-time
Deferred Income Tax Liabilities, Net	`DeferredIncomeTaxLiabilitiesNet`	$146.62M	USD	Point-in-time
Deferred Income Tax Liabilities, Net	`DeferredIncomeTaxLiabilitiesNet`	$488.26M	USD	Point-in-time
Other noncurrent liabilities	`OtherLiabilitiesNoncurrent`	$91.39M	USD	Point-in-time
Other noncurrent liabilities	`OtherLiabilitiesNoncurrent`	$278.01M	USD	Point-in-time
Liabilities Held for Sale	`DisposalGroupIncludingDiscontinuedOperationAccountsPayableAndAccruedLiabilities`	$5.72M	USD	Point-in-time
Liabilities Held for Sale	`DisposalGroupIncludingDiscontinuedOperationAccountsPayableAndAccruedLiabilities`	-	USD	Point-in-time
Total liabilities	`Liabilities`	$8.54B	USD	Point-in-time
Total liabilities	`Liabilities`	$2.76B	USD	Point-in-time
Commitments and contingencies	`CommitmentsAndContingencies`	-	USD	Point-in-time
Commitments and contingencies	`CommitmentsAndContingencies`	-	USD	Point-in-time
Preferred stock, $.01 par value; 20,000,000 shares authorized, no shares issued or outstanding	`PreferredStockValue`	-	USD	Point-in-time
Preferred stock, $.01 par value; 20,000,000 shares authorized, no shares issued or outstanding	`PreferredStockValue`	-	USD	Point-in-time
Preferred stock, $.01 par value; 20,000,000 shares authorized, no shares issued or outstanding	`PreferredStockValue`	-	USD	Point-in-time
Preferred stock, $.01 par value; 20,000,000 shares authorized, no shares issued or outstanding	`PreferredStockValue`	-	USD	Point-in-time
Additional capital	`AdditionalPaidInCapitalCommonStock`	$1.04B	USD	Point-in-time
Additional capital	`AdditionalPaidInCapitalCommonStock`	$999.16M	USD	Point-in-time
Additional capital	`AdditionalPaidInCapitalCommonStock`	$1.94B	USD	Point-in-time
Additional capital	`AdditionalPaidInCapitalCommonStock`	$993.67M	USD	Point-in-time
Retained earnings	`RetainedEarningsAccumulatedDeficit`	$2.53B	USD	Point-in-time
Retained earnings	`RetainedEarningsAccumulatedDeficit`	$2.31B	USD	Point-in-time
Retained earnings	`RetainedEarningsAccumulatedDeficit`	$2.60B	USD	Point-in-time
Retained earnings	`RetainedEarningsAccumulatedDeficit`	$2.08B	USD	Point-in-time
Treasury stock, at cost	`TreasuryStockValue`	$647.16M	USD	Point-in-time
Treasury stock, at cost	`TreasuryStockValue`	$758.02M	USD	Point-in-time
Treasury stock, at cost	`TreasuryStockValue`	$938.34M	USD	Point-in-time
Treasury stock, at cost	`TreasuryStockValue`	$937.16M	USD	Point-in-time
Accumulated other comprehensive income (loss)	`AccumulatedOtherComprehensiveIncomeLossNetOfTax`	$-367.77M	USD	Point-in-time
Accumulated other comprehensive income (loss)	`AccumulatedOtherComprehensiveIncomeLossNetOfTax`	$-263.13M	USD	Point-in-time
Accumulated other comprehensive income (loss)	`AccumulatedOtherComprehensiveIncomeLossNetOfTax`	$-408.44M	USD	Point-in-time
Accumulated other comprehensive income (loss)	`AccumulatedOtherComprehensiveIncomeLossNetOfTax`	$-312.59M	USD	Point-in-time
Total stockholders' equity	`StockholdersEquity`	$2.27B	USD	Point-in-time
Total stockholders' equity	`StockholdersEquity`	$3.34B	USD	Point-in-time
Noncontrolling interest	`MinorityInterest`	$-7.33M	USD	Point-in-time
Noncontrolling interest	`MinorityInterest`	$-6.81M	USD	Point-in-time
Noncontrolling interest	`MinorityInterest`	$-5.58M	USD	Point-in-time
Noncontrolling interest	`MinorityInterest`	$-3.60M	USD	Point-in-time
Total WESCO International stockholders' equity	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$2.26B	USD	Point-in-time
Total WESCO International stockholders' equity	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$3.34B	USD	Point-in-time
Total liabilities and stockholders' equity	`LiabilitiesAndStockholdersEquity`	$11.88B	USD	Point-in-time
Total liabilities and stockholders' equity	`LiabilitiesAndStockholdersEquity`	$5.02B	USD	Point-in-time

Income Statement 121 line items

Line Item	Tag	Value	Unit	Period
Net sales	`RevenueFromContractWithCustomerExcludingAssessedTax`	$1.96B	USD	1 Quarter
Net sales	`RevenueFromContractWithCustomerExcludingAssessedTax`	$1.97B	USD	1 Quarter
Net sales	`RevenueFromContractWithCustomerExcludingAssessedTax`	$2.09B	USD	1 Quarter
Net sales	`RevenueFromContractWithCustomerExcludingAssessedTax`	$2.15B	USD	1 Quarter
Net sales	`RevenueFromContractWithCustomerExcludingAssessedTax`	$12.33B	USD	Annual
Net sales	`RevenueFromContractWithCustomerExcludingAssessedTax`	$8.36B	USD	Annual
Net sales	`RevenueFromContractWithCustomerExcludingAssessedTax`	$4.14B	USD	1 Quarter
Net sales	`RevenueFromContractWithCustomerExcludingAssessedTax`	$4.13B	USD	1 Quarter
Net sales	`RevenueFromContractWithCustomerExcludingAssessedTax`	$2.15B	USD	1 Quarter
Net sales	`RevenueFromContractWithCustomerExcludingAssessedTax`	$2.10B	USD	1 Quarter
Net sales	`RevenueFromContractWithCustomerExcludingAssessedTax`	$8.18B	USD	Annual
Cost of goods sold (excluding depreciation and amortization below)	`CostOfGoodsAndServicesSold`	$6.61B	USD	Annual
Cost of goods sold (excluding depreciation and amortization below)	`CostOfGoodsAndServicesSold`	$3.36B	USD	1 Quarter
Cost of goods sold (excluding depreciation and amortization below)	`CostOfGoodsAndServicesSold`	$1.74B	USD	1 Quarter
Cost of goods sold (excluding depreciation and amortization below)	`CostOfGoodsAndServicesSold`	$10.00B	USD	Annual
Cost of goods sold (excluding depreciation and amortization below)	`CostOfGoodsAndServicesSold`	$1.58B	USD	1 Quarter
Cost of goods sold (excluding depreciation and amortization below)	`CostOfGoodsAndServicesSold`	$3.36B	USD	1 Quarter
Cost of goods sold (excluding depreciation and amortization below)	`CostOfGoodsAndServicesSold`	$1.75B	USD	1 Quarter
Cost of goods sold (excluding depreciation and amortization below)	`CostOfGoodsAndServicesSold`	$1.69B	USD	1 Quarter
Cost of goods sold (excluding depreciation and amortization below)	`CostOfGoodsAndServicesSold`	$1.71B	USD	1 Quarter
Cost of goods sold (excluding depreciation and amortization below)	`CostOfGoodsAndServicesSold`	$6.78B	USD	Annual
Cost of goods sold (excluding depreciation and amortization below)	`CostOfGoodsAndServicesSold`	$1.59B	USD	1 Quarter
Selling, general and administrative expense	`SellingGeneralAndAdministrativeExpense`	$1.17B	USD	Annual
Selling, general and administrative expense	`SellingGeneralAndAdministrativeExpense`	$1.15B	USD	Annual
Selling, general and administrative expense	`SellingGeneralAndAdministrativeExpense`	$1.86B	USD	Annual
Depreciation and amortization	`DepreciationAndAmortization`	$62.11M	USD	Annual
Depreciation and amortization	`DepreciationAndAmortization`	$121.60M	USD	Annual
Depreciation and amortization	`DepreciationAndAmortization`	$63.00M	USD	Annual
Income from operations	`OperatingIncomeLoss`	$83.81M	USD	1 Quarter
Income from operations	`OperatingIncomeLoss`	$93.73M	USD	1 Quarter
Income from operations	`OperatingIncomeLoss`	$60.91M	USD	1 Quarter
Income from operations	`OperatingIncomeLoss`	$346.22M	USD	Annual
Income from operations	`OperatingIncomeLoss`	$97.95M	USD	1 Quarter
Income from operations	`OperatingIncomeLoss`	$178.09M	USD	1 Quarter
Income from operations	`OperatingIncomeLoss`	$92.76M	USD	1 Quarter
Income from operations	`OperatingIncomeLoss`	$15.27M	USD	1 Quarter
Income from operations	`OperatingIncomeLoss`	$352.44M	USD	Annual
Income from operations	`OperatingIncomeLoss`	$347.04M	USD	Annual
Income from operations	`OperatingIncomeLoss`	$70.73M	USD	1 Quarter
Interest expense, net	`InterestIncomeExpenseNonoperatingNet`	$-68.66M	USD	Annual
Interest expense, net	`InterestIncomeExpenseNonoperatingNet`	$-226.59M	USD	Annual
Interest expense, net	`InterestIncomeExpenseNonoperatingNet`	$-65.71M	USD	Annual
Other, net	`OtherNonoperatingIncomeExpense`	$-2.75M	USD	Annual
Other, net	`OtherNonoperatingIncomeExpense`	$2.40M	USD	Annual
Other, net	`OtherNonoperatingIncomeExpense`	$1.55M	USD	Annual
Income before income taxes	`IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest`	$19.38M	USD	1 Quarter
Income before income taxes	`IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest`	$80.22M	USD	1 Quarter
Income before income taxes	`IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest`	$281.02M	USD	Annual
Income before income taxes	`IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest`	$104.33M	USD	1 Quarter
Income before income taxes	`IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest`	$53.61M	USD	1 Quarter
Income before income taxes	`IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest`	$67.59M	USD	1 Quarter
Income before income taxes	`IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest`	$122.84M	USD	Annual
Income before income taxes	`IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest`	$-45.31M	USD	1 Quarter
Income before income taxes	`IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest`	$282.06M	USD	Annual
Income before income taxes	`IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest`	$44.44M	USD	1 Quarter
Income before income taxes	`IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest`	$80.64M	USD	1 Quarter
Provision for income taxes	`IncomeTaxExpenseBenefit`	$55.67M	USD	Annual
Provision for income taxes	`IncomeTaxExpenseBenefit`	$59.86M	USD	Annual
Provision for income taxes	`IncomeTaxExpenseBenefit`	$22.80M	USD	Annual
Net income	`ProfitLoss`	$52.69M	USD	1 Quarter
Net income	`ProfitLoss`	$222.20M	USD	Annual
Net income	`ProfitLoss`	$34.17M	USD	1 Quarter
Net income	`ProfitLoss`	$-34.46M	USD	1 Quarter
Net income	`ProfitLoss`	$63.22M	USD	1 Quarter
Net income	`ProfitLoss`	$64.34M	USD	1 Quarter
Net income	`ProfitLoss`	$100.04M	USD	Annual
Net income	`ProfitLoss`	$41.95M	USD	1 Quarter
Net income	`ProfitLoss`	$80.04M	USD	1 Quarter
Net income	`ProfitLoss`	$225.35M	USD	Annual
Net income	`ProfitLoss`	$20.29M	USD	1 Quarter
Net loss attributable to noncontrolling interest	`NetIncomeLossAttributableToNoncontrollingInterest`	$-1.23M	USD	Annual
Net loss attributable to noncontrolling interest	`NetIncomeLossAttributableToNoncontrollingInterest`	$-1.99M	USD	Annual
Net loss attributable to noncontrolling interest	`NetIncomeLossAttributableToNoncontrollingInterest`	$-521.00K	USD	Annual
Net Income attributable to WESCO International, Inc.	`NetIncomeLoss`	$227.34M	USD	Annual
Net Income attributable to WESCO International, Inc.	`NetIncomeLoss`	$100.56M	USD	Annual
Net Income attributable to WESCO International, Inc.	`NetIncomeLoss`	$223.43M	USD	Annual
Preferred Stock Dividends, Income Statement Impact	`PreferredStockDividendsIncomeStatementImpact`	-	USD	Annual
Preferred Stock Dividends, Income Statement Impact	`PreferredStockDividendsIncomeStatementImpact`	$30.14M	USD	Annual
Preferred Stock Dividends, Income Statement Impact	`PreferredStockDividendsIncomeStatementImpact`	-	USD	Annual
Net Income (Loss) Available to Common Stockholders, Basic	`NetIncomeLossAvailableToCommonStockholdersBasic`	$63.46M	USD	1 Quarter
Net Income (Loss) Available to Common Stockholders, Basic	`NetIncomeLossAvailableToCommonStockholdersBasic`	$-35.78M	USD	1 Quarter
Net Income (Loss) Available to Common Stockholders, Basic	`NetIncomeLossAvailableToCommonStockholdersBasic`	$70.42M	USD	Annual
Net Income (Loss) Available to Common Stockholders, Basic	`NetIncomeLossAvailableToCommonStockholdersBasic`	$227.34M	USD	Annual
Net Income (Loss) Available to Common Stockholders, Basic	`NetIncomeLossAvailableToCommonStockholdersBasic`	$34.41M	USD	1 Quarter
Net Income (Loss) Available to Common Stockholders, Basic	`NetIncomeLossAvailableToCommonStockholdersBasic`	$223.43M	USD	Annual
Net Income (Loss) Available to Common Stockholders, Basic	`NetIncomeLossAvailableToCommonStockholdersBasic`	$64.50M	USD	1 Quarter
Net Income (Loss) Available to Common Stockholders, Basic	`NetIncomeLossAvailableToCommonStockholdersBasic`	$53.10M	USD	1 Quarter
Net Income (Loss) Available to Common Stockholders, Basic	`NetIncomeLossAvailableToCommonStockholdersBasic`	$66.17M	USD	1 Quarter
Net Income (Loss) Available to Common Stockholders, Basic	`NetIncomeLossAvailableToCommonStockholdersBasic`	$5.63M	USD	1 Quarter
Net Income (Loss) Available to Common Stockholders, Basic	`NetIncomeLossAvailableToCommonStockholdersBasic`	$42.37M	USD	1 Quarter
Foreign currency translation adjustment	`OtherComprehensiveIncomeForeignCurrencyTransactionAndTranslationAdjustmentNetOfTaxPortionAttributableToParent`	$49.31M	USD	Annual
Foreign currency translation adjustment	`OtherComprehensiveIncomeForeignCurrencyTransactionAndTranslationAdjustmentNetOfTaxPortionAttributableToParent`	$-99.64M	USD	Annual
Foreign currency translation adjustment	`OtherComprehensiveIncomeForeignCurrencyTransactionAndTranslationAdjustmentNetOfTaxPortionAttributableToParent`	$95.58M	USD	Annual
Benefit plan adjustments	`OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansAdjustmentNetOfTax`	$8.64M	USD	Annual
Benefit plan adjustments	`OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansAdjustmentNetOfTax`	$-3.80M	USD	Annual
Benefit plan adjustments	`OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansAdjustmentNetOfTax`	$-9.06M	USD	Annual
Comprehensive income attributable to WESCO International, Inc.	`ComprehensiveIncomeNetOfTax`	$131.50M	USD	Annual
Comprehensive income attributable to WESCO International, Inc.	`ComprehensiveIncomeNetOfTax`	$175.06M	USD	Annual
Comprehensive income attributable to WESCO International, Inc.	`ComprehensiveIncomeNetOfTax`	$264.09M	USD	Annual
Basic	`EarningsPerShareBasic`	$1.46	USD	1 Quarter
Basic	`EarningsPerShareBasic`	$5.18	USD	Annual
Basic	`EarningsPerShareBasic`	$1.32	USD	1 Quarter
Basic	`EarningsPerShareBasic`	$4.87	USD	Annual
Basic	`EarningsPerShareBasic`	$1.27	USD	1 Quarter
Basic	`EarningsPerShareBasic`	$0.82	USD	1 Quarter
Basic	`EarningsPerShareBasic`	$1.53	USD	1 Quarter
Basic	`EarningsPerShareBasic`	$0.11	USD	1 Quarter
Basic	`EarningsPerShareBasic`	$1.53	USD	Annual
Basic	`EarningsPerShareBasic`	$-0.84	USD	1 Quarter
Basic	`EarningsPerShareBasic`	$0.94	USD	1 Quarter
Diluted	`EarningsPerShareDiluted`	$0.11	USD	1 Quarter
Diluted	`EarningsPerShareDiluted`	$0.82	USD	1 Quarter
Diluted	`EarningsPerShareDiluted`	$4.82	USD	Annual
Diluted	`EarningsPerShareDiluted`	$-0.84	USD	1 Quarter
Diluted	`EarningsPerShareDiluted`	$1.51	USD	Annual
Diluted	`EarningsPerShareDiluted`	$1.45	USD	1 Quarter
Diluted	`EarningsPerShareDiluted`	$5.14	USD	Annual
Diluted	`EarningsPerShareDiluted`	$1.52	USD	1 Quarter
Diluted	`EarningsPerShareDiluted`	$1.31	USD	1 Quarter
Diluted	`EarningsPerShareDiluted`	$0.93	USD	1 Quarter
Diluted	`EarningsPerShareDiluted`	$1.26	USD	1 Quarter

Cash Flow Statement 103 line items

Line Item	Tag	Value	Unit	Period
Net income	`ProfitLoss`	$52.69M	USD	1 Quarter
Net income	`ProfitLoss`	$222.20M	USD	Annual
Net income	`ProfitLoss`	$34.17M	USD	1 Quarter
Net income	`ProfitLoss`	$-34.46M	USD	1 Quarter
Net income	`ProfitLoss`	$63.22M	USD	1 Quarter
Net income	`ProfitLoss`	$64.34M	USD	1 Quarter
Net income	`ProfitLoss`	$100.04M	USD	Annual
Net income	`ProfitLoss`	$41.95M	USD	1 Quarter
Net income	`ProfitLoss`	$80.04M	USD	1 Quarter
Net income	`ProfitLoss`	$225.35M	USD	Annual
Net income	`ProfitLoss`	$20.29M	USD	1 Quarter
Depreciation and amortization	`DepreciationAndAmortization`	$62.11M	USD	Annual
Depreciation and amortization	`DepreciationAndAmortization`	$121.60M	USD	Annual
Depreciation and amortization	`DepreciationAndAmortization`	$63.00M	USD	Annual
Stock-based compensation expense	`ShareBasedCompensation`	$19.28M	USD	Annual
Stock-based compensation expense	`ShareBasedCompensation`	$19.06M	USD	Annual
Stock-based compensation expense	`ShareBasedCompensation`	$16.45M	USD	Annual
Other operating activities, net	`OtherOperatingActivitiesCashFlowStatement`	$-11.18M	USD	Annual
Other operating activities, net	`OtherOperatingActivitiesCashFlowStatement`	$6.37M	USD	Annual
Other operating activities, net	`OtherOperatingActivitiesCashFlowStatement`	$-3.65M	USD	Annual
Deferred income taxes	`DeferredIncomeTaxExpenseBenefit`	$13.21M	USD	Annual
Deferred income taxes	`DeferredIncomeTaxExpenseBenefit`	$-33.54M	USD	Annual
Deferred income taxes	`DeferredIncomeTaxExpenseBenefit`	$9.14M	USD	Annual
Increase (Decrease) in Accounts Receivable	`IncreaseDecreaseInAccountsReceivable`	$-47.88M	USD	Annual
Increase (Decrease) in Accounts Receivable	`IncreaseDecreaseInAccountsReceivable`	$-11.45M	USD	Annual
Increase (Decrease) in Accounts Receivable	`IncreaseDecreaseInAccountsReceivable`	$22.93M	USD	Annual
Inventories	`IncreaseDecreaseInInventories`	$-203.83M	USD	Annual
Inventories	`IncreaseDecreaseInInventories`	$8.70M	USD	Annual
Inventories	`IncreaseDecreaseInInventories`	$47.30M	USD	Annual
Increase (Decrease) in Other Operating Assets	`IncreaseDecreaseInOtherOperatingAssets`	$28.79M	USD	Annual
Increase (Decrease) in Other Operating Assets	`IncreaseDecreaseInOtherOperatingAssets`	$21.20M	USD	Annual
Increase (Decrease) in Other Operating Assets	`IncreaseDecreaseInOtherOperatingAssets`	$4.24M	USD	Annual
Accounts payable	`IncreaseDecreaseInAccountsPayable`	$23.50M	USD	Annual
Accounts payable	`IncreaseDecreaseInAccountsPayable`	$-54.13M	USD	Annual
Accounts payable	`IncreaseDecreaseInAccountsPayable`	$9.19M	USD	Annual
Accrued payroll and benefit costs	`IncreaseDecreaseInEmployeeRelatedLiabilities`	$18.78M	USD	Annual
Accrued payroll and benefit costs	`IncreaseDecreaseInEmployeeRelatedLiabilities`	$75.56M	USD	Annual
Accrued payroll and benefit costs	`IncreaseDecreaseInEmployeeRelatedLiabilities`	$-39.08M	USD	Annual
Other current and noncurrent liabilities	`IncreaseDecreaseInOtherOperatingLiabilities`	$78.25M	USD	Annual
Other current and noncurrent liabilities	`IncreaseDecreaseInOtherOperatingLiabilities`	$-825.00K	USD	Annual
Other current and noncurrent liabilities	`IncreaseDecreaseInOtherOperatingLiabilities`	$-5.66M	USD	Annual
Net cash provided by operating activities	`NetCashProvidedByUsedInOperatingActivities`	$543.93M	USD	Annual
Net cash provided by operating activities	`NetCashProvidedByUsedInOperatingActivities`	$296.72M	USD	Annual
Net cash provided by operating activities	`NetCashProvidedByUsedInOperatingActivities`	$224.37M	USD	Annual
Capital expenditures	`PaymentsToAcquireProductiveAssets`	$56.67M	USD	Annual
Capital expenditures	`PaymentsToAcquireProductiveAssets`	$44.07M	USD	Annual
Capital expenditures	`PaymentsToAcquireProductiveAssets`	$36.21M	USD	Annual
Acquisition payments, net of cash acquired	`PaymentsToAcquireBusinessesNetOfCashAcquired`	$3.71B	USD	Annual
Acquisition payments, net of cash acquired	`PaymentsToAcquireBusinessesNetOfCashAcquired`	-	USD	Annual
Acquisition payments, net of cash acquired	`PaymentsToAcquireBusinessesNetOfCashAcquired`	$27.60M	USD	Annual
Proceeds from sale of assets	`ProceedsFromSaleOfProductiveAssets`	$6.72M	USD	Annual
Proceeds from sale of assets	`ProceedsFromSaleOfProductiveAssets`	$12.46M	USD	Annual
Proceeds from sale of assets	`ProceedsFromSaleOfProductiveAssets`	$16.80M	USD	Annual
Other investing activities, net	`PaymentsForProceedsFromOtherInvestingActivities`	$5.93M	USD	Annual
Other investing activities, net	`PaymentsForProceedsFromOtherInvestingActivities`	$10.39M	USD	Annual
Other investing activities, net	`PaymentsForProceedsFromOtherInvestingActivities`	$-22.38M	USD	Annual
Net cash used in investing activities	`NetCashProvidedByUsedInInvestingActivities`	$-3.74B	USD	Annual
Net cash used in investing activities	`NetCashProvidedByUsedInInvestingActivities`	$-60.80M	USD	Annual
Net cash used in investing activities	`NetCashProvidedByUsedInInvestingActivities`	$-34.14M	USD	Annual
Proceeds from (Repayments of) Short-term Debt	`ProceedsFromRepaymentsOfShortTermDebt`	$-1.45M	USD	Annual
Proceeds from (Repayments of) Short-term Debt	`ProceedsFromRepaymentsOfShortTermDebt`	$-11.26M	USD	Annual
Proceeds from (Repayments of) Short-term Debt	`ProceedsFromRepaymentsOfShortTermDebt`	$-29.78M	USD	Annual
Proceeds from issuance of long-term debt	`ProceedsFromIssuanceOfLongTermDebt`	$1.31B	USD	Annual
Proceeds from issuance of long-term debt	`ProceedsFromIssuanceOfLongTermDebt`	$5.11B	USD	Annual
Proceeds from issuance of long-term debt	`ProceedsFromIssuanceOfLongTermDebt`	$1.19B	USD	Annual
Repayments of long-term debt	`RepaymentsOfLongTermDebt`	$1.32B	USD	Annual
Repayments of long-term debt	`RepaymentsOfLongTermDebt`	$1.22B	USD	Annual
Repayments of long-term debt	`RepaymentsOfLongTermDebt`	$1.51B	USD	Annual
Repurchase of common stock	`PaymentsForRepurchaseOfCommonStock`	$127.17M	USD	Annual
Repurchase of common stock	`PaymentsForRepurchaseOfCommonStock`	$153.05M	USD	Annual
Repurchase of common stock	`PaymentsForRepurchaseOfCommonStock`	$2.90M	USD	Annual
Debt issuance costs	`PaymentsOfDebtIssuanceCosts`	-	USD	Annual
Debt issuance costs	`PaymentsOfDebtIssuanceCosts`	$80.23M	USD	Annual
Debt issuance costs	`PaymentsOfDebtIssuanceCosts`	$2.71M	USD	Annual
Payments of Dividends	`PaymentsOfDividends`	-	USD	Annual
Payments of Dividends	`PaymentsOfDividends`	-	USD	Annual
Payments of Dividends	`PaymentsOfDividends`	$30.14M	USD	Annual
Other financing activities, net	`ProceedsFromPaymentsForOtherFinancingActivities`	$-12.22M	USD	Annual
Other financing activities, net	`ProceedsFromPaymentsForOtherFinancingActivities`	$4.11M	USD	Annual
Other financing activities, net	`ProceedsFromPaymentsForOtherFinancingActivities`	$-21.07M	USD	Annual
Net cash provided (used) by financing activities	`NetCashProvidedByUsedInFinancingActivities`	$3.48B	USD	Annual
Net cash provided (used) by financing activities	`NetCashProvidedByUsedInFinancingActivities`	$-109.77M	USD	Annual
Net cash provided (used) by financing activities	`NetCashProvidedByUsedInFinancingActivities`	$-275.09M	USD	Annual
Effect of exchange rate on cash and cash equivalents	`EffectOfExchangeRateOnCashAndCashEquivalents`	$758.00K	USD	Annual
Effect of exchange rate on cash and cash equivalents	`EffectOfExchangeRateOnCashAndCashEquivalents`	$-9.10M	USD	Annual
Effect of exchange rate on cash and cash equivalents	`EffectOfExchangeRateOnCashAndCashEquivalents`	$8.71M	USD	Annual
Net change in cash and cash equivalents	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect`	$54.56M	USD	Annual
Net change in cash and cash equivalents	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect`	$298.23M	USD	Annual
Net change in cash and cash equivalents	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect`	$-21.61M	USD	Annual
Cash and cash equivalents at the beginning of period	`CashAndCashEquivalentsAtCarryingValue`	$150.90M	USD	Point-in-time
Cash and cash equivalents at the beginning of period	`CashAndCashEquivalentsAtCarryingValue`	$117.95M	USD	Point-in-time
Cash and cash equivalents at the beginning of period	`CashAndCashEquivalentsAtCarryingValue`	$96.34M	USD	Point-in-time
Cash and cash equivalents at the beginning of period	`CashAndCashEquivalentsAtCarryingValue`	$449.13M	USD	Point-in-time
Cash and cash equivalents at the end of period	`CashAndCashEquivalentsAtCarryingValue`	$150.90M	USD	Point-in-time
Cash and cash equivalents at the end of period	`CashAndCashEquivalentsAtCarryingValue`	$117.95M	USD	Point-in-time
Cash and cash equivalents at the end of period	`CashAndCashEquivalentsAtCarryingValue`	$96.34M	USD	Point-in-time
Cash and cash equivalents at the end of period	`CashAndCashEquivalentsAtCarryingValue`	$449.13M	USD	Point-in-time
Cash paid for interest	`InterestPaidNet`	$169.62M	USD	Annual
Cash paid for interest	`InterestPaidNet`	$64.70M	USD	Annual
Cash paid for interest	`InterestPaidNet`	$65.28M	USD	Annual
Cash paid for taxes	`IncomeTaxesPaid`	$61.98M	USD	Annual
Cash paid for taxes	`IncomeTaxesPaid`	$56.19M	USD	Annual
Cash paid for taxes	`IncomeTaxesPaid`	$64.53M	USD	Annual

Stockholders Equity 58 line items

Line Item	Tag	Value	Unit	Period
Benefit plan adjustments, tax	`OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansTax`	$1.40M	USD	Annual
Benefit plan adjustments, tax	`OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansTax`	$2.89M	USD	Annual
Benefit plan adjustments, tax	`OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansTax`	$-2.94M	USD	Annual
APIC, Share-based Payment Arrangement, Recognition and Exercise	`AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationAndExerciseOfStockOptions`	$-45.00K	USD	Annual
APIC, Share-based Payment Arrangement, Recognition and Exercise	`AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationAndExerciseOfStockOptions`	$-84.00K	USD	Annual
APIC, Share-based Payment Arrangement, Recognition and Exercise	`AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationAndExerciseOfStockOptions`	$-40.00K	USD	Annual
Shares Granted, Value, Share-based Payment Arrangement, after Forfeiture	`StockGrantedDuringPeriodValueSharebasedCompensation`	$19.28M	USD	Annual
Shares Granted, Value, Share-based Payment Arrangement, after Forfeiture	`StockGrantedDuringPeriodValueSharebasedCompensation`	$19.06M	USD	Annual
Shares Granted, Value, Share-based Payment Arrangement, after Forfeiture	`StockGrantedDuringPeriodValueSharebasedCompensation`	$10.79M	USD	Annual
Net Income attributable to WESCO International, Inc.	`NetIncomeLoss`	$227.34M	USD	Annual
Net Income attributable to WESCO International, Inc.	`NetIncomeLoss`	$100.56M	USD	Annual
Net Income attributable to WESCO International, Inc.	`NetIncomeLoss`	$223.43M	USD	Annual
Dividends, Preferred Stock	`DividendsPreferredStock`	$30.14M	USD	Annual
Benefit plan adjustments, tax	`OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansTax`	$1.40M	USD	Annual
Benefit plan adjustments, tax	`OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansTax`	$2.89M	USD	Annual
Benefit plan adjustments, tax	`OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansTax`	$-2.94M	USD	Annual
Benefit plan adjustments, net of tax	`OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansAdjustmentNetOfTax`	$8.64M	USD	Annual
Benefit plan adjustments, net of tax	`OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansAdjustmentNetOfTax`	$-3.80M	USD	Annual
Benefit plan adjustments, net of tax	`OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansAdjustmentNetOfTax`	$-9.06M	USD	Annual
Preferred stock, $.01 par value; 20,000,000 shares authorized, no shares issued or outstanding	`PreferredStockValue`	-	USD	Point-in-time
Preferred stock, $.01 par value; 20,000,000 shares authorized, no shares issued or outstanding	`PreferredStockValue`	-	USD	Point-in-time
Preferred stock, $.01 par value; 20,000,000 shares authorized, no shares issued or outstanding	`PreferredStockValue`	-	USD	Point-in-time
Preferred stock, $.01 par value; 20,000,000 shares authorized, no shares issued or outstanding	`PreferredStockValue`	-	USD	Point-in-time
Preferred stock, shares issued	`PreferredStockSharesIssued`	0.00	shares	Point-in-time
Preferred stock, shares issued	`PreferredStockSharesIssued`	0.00	shares	Point-in-time
Preferred stock, shares issued	`PreferredStockSharesIssued`	21,612.00	shares	Point-in-time
Preferred stock, shares issued	`PreferredStockSharesIssued`	0.00	shares	Point-in-time
Net loss attributable to noncontrolling interest	`NetIncomeLossAttributableToNoncontrollingInterest`	$-1.23M	USD	Annual
Net loss attributable to noncontrolling interest	`NetIncomeLossAttributableToNoncontrollingInterest`	$-1.99M	USD	Annual
Net loss attributable to noncontrolling interest	`NetIncomeLossAttributableToNoncontrollingInterest`	$-521.00K	USD	Annual
Additional capital	`AdditionalPaidInCapitalCommonStock`	$1.04B	USD	Point-in-time
Additional capital	`AdditionalPaidInCapitalCommonStock`	$999.16M	USD	Point-in-time
Additional capital	`AdditionalPaidInCapitalCommonStock`	$1.94B	USD	Point-in-time
Additional capital	`AdditionalPaidInCapitalCommonStock`	$993.67M	USD	Point-in-time
Retained earnings	`RetainedEarningsAccumulatedDeficit`	$2.53B	USD	Point-in-time
Retained earnings	`RetainedEarningsAccumulatedDeficit`	$2.31B	USD	Point-in-time
Retained earnings	`RetainedEarningsAccumulatedDeficit`	$2.60B	USD	Point-in-time
Retained earnings	`RetainedEarningsAccumulatedDeficit`	$2.08B	USD	Point-in-time
Treasury stock, at cost	`TreasuryStockValue`	$647.16M	USD	Point-in-time
Treasury stock, at cost	`TreasuryStockValue`	$758.02M	USD	Point-in-time
Treasury stock, at cost	`TreasuryStockValue`	$938.34M	USD	Point-in-time
Treasury stock, at cost	`TreasuryStockValue`	$937.16M	USD	Point-in-time
Treasury Stock, Shares	`TreasuryStockShares`	21.85M	shares	Point-in-time
Treasury Stock, Shares	`TreasuryStockShares`	18.39M	shares	Point-in-time
Treasury Stock, Shares	`TreasuryStockShares`	21.87M	shares	Point-in-time
Treasury Stock, Shares	`TreasuryStockShares`	16.38M	shares	Point-in-time
Noncontrolling interest	`MinorityInterest`	$-7.33M	USD	Point-in-time
Noncontrolling interest	`MinorityInterest`	$-6.81M	USD	Point-in-time
Noncontrolling interest	`MinorityInterest`	$-5.58M	USD	Point-in-time
Noncontrolling interest	`MinorityInterest`	$-3.60M	USD	Point-in-time
Accumulated other comprehensive income (loss)	`AccumulatedOtherComprehensiveIncomeLossNetOfTax`	$-367.77M	USD	Point-in-time
Accumulated other comprehensive income (loss)	`AccumulatedOtherComprehensiveIncomeLossNetOfTax`	$-263.13M	USD	Point-in-time
Accumulated other comprehensive income (loss)	`AccumulatedOtherComprehensiveIncomeLossNetOfTax`	$-408.44M	USD	Point-in-time
Accumulated other comprehensive income (loss)	`AccumulatedOtherComprehensiveIncomeLossNetOfTax`	$-312.59M	USD	Point-in-time
Treasury Stock, Value, Acquired, Cost Method	`TreasuryStockValueAcquiredCostMethod`	$110.02M	USD	Annual
Treasury Stock, Value, Acquired, Cost Method	`TreasuryStockValueAcquiredCostMethod`	$178.90M	USD	Annual
Treasury Stock, Shares, Acquired	`TreasuryStockSharesAcquired`	2.00M	shares	Annual
Treasury Stock, Shares, Acquired	`TreasuryStockSharesAcquired`	3.46M	shares	Annual

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