10-Q Filing

WESTLAKE CORP CIK: 1262823 Q3 2016

Filing Information

Form Type	10-Q
Accession Number	`0001262823-16-000049`
Period End Date	20160930
Filing Date	20161109
Fiscal Year	2016
Fiscal Period	Q3
XBRL Instance	wlk-20160930.xml

Filing Contents

This filing contains the following financial statements:

Balance Sheet 86 Income Statement 72 Cash Flow Statement 105 Comprehensive Income 48

Balance Sheet 86 line items

Line Item	Tag	Value	Unit	Period
Cash and cash equivalents	`CashAndCashEquivalentsAtCarryingValue`	$662.52M	USD	Point-in-time
Cash and cash equivalents	`CashAndCashEquivalentsAtCarryingValue`	$880.60M	USD	Point-in-time
Preferred stock, par value, in dollars per share	`PreferredStockParOrStatedValuePerShare`	$0.01	USD	Point-in-time
Preferred stock, par value, in dollars per share	`PreferredStockParOrStatedValuePerShare`	$0.01	USD	Point-in-time
Cash and cash equivalents	`CashAndCashEquivalentsAtCarryingValue`	$961.92M	USD	Point-in-time
Cash and cash equivalents	`CashAndCashEquivalentsAtCarryingValue`	$380.52M	USD	Point-in-time
Marketable securities	`MarketableSecuritiesCurrent`	-	USD	Point-in-time
Marketable securities	`MarketableSecuritiesCurrent`	$520.14M	USD	Point-in-time
Preferred stock, shares authorized	`PreferredStockSharesAuthorized`	50.00M	shares	Point-in-time
Preferred stock, shares authorized	`PreferredStockSharesAuthorized`	50.00M	shares	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
Accounts receivable, net	`ReceivablesNetCurrent`	$508.53M	USD	Point-in-time
Accounts receivable, net	`ReceivablesNetCurrent`	$1.07B	USD	Point-in-time
Preferred stock, shares outstanding	`PreferredStockSharesOutstanding`	0.00	shares	Point-in-time
Inventories	`InventoryNet`	$744.54M	USD	Point-in-time
Preferred stock, shares outstanding	`PreferredStockSharesOutstanding`	0.00	shares	Point-in-time
Inventories	`InventoryNet`	$434.06M	USD	Point-in-time
Common stock, par value, in dollars per share	`CommonStockParOrStatedValuePerShare`	$0.01	USD	Point-in-time
Prepaid expenses and other current assets	`PrepaidExpenseAndOtherAssetsCurrent`	$54.87M	USD	Point-in-time
Prepaid expenses and other current assets	`PrepaidExpenseAndOtherAssetsCurrent`	$14.49M	USD	Point-in-time
Common stock, par value, in dollars per share	`CommonStockParOrStatedValuePerShare`	$0.01	USD	Point-in-time
Common stock, shares authorized	`CommonStockSharesAuthorized`	300.00M	shares	Point-in-time
Restricted cash	`RestrictedCashAndCashEquivalentsAtCarryingValue`	$169.32M	USD	Point-in-time
Restricted cash	`RestrictedCashAndCashEquivalentsAtCarryingValue`	-	USD	Point-in-time
Common stock, shares authorized	`CommonStockSharesAuthorized`	300.00M	shares	Point-in-time
Deferred income taxes	`DeferredTaxAssetsNetCurrent`	-	USD	Point-in-time
Common stock, shares issued	`CommonStockSharesIssued`	134.66M	shares	Point-in-time
Deferred income taxes	`DeferredTaxAssetsNetCurrent`	$35.44M	USD	Point-in-time
Common stock, shares issued	`CommonStockSharesIssued`	134.65M	shares	Point-in-time
Common stock, held in treasury	`TreasuryStockShares`	4.44M	shares	Point-in-time
Total current assets	`AssetsCurrent`	$2.18B	USD	Point-in-time
Total current assets	`AssetsCurrent`	$2.42B	USD	Point-in-time
Common stock, held in treasury	`TreasuryStockShares`	5.75M	shares	Point-in-time
Property, plant and equipment, net	`PropertyPlantAndEquipmentNet`	$6.45B	USD	Point-in-time
Property, plant and equipment, net	`PropertyPlantAndEquipmentNet`	$3.00B	USD	Point-in-time
Total assets	`Assets`	$5.57B	USD	Point-in-time
Total assets	`Assets`	$10.90B	USD	Point-in-time
Long-term debt, net	`LongTermDebt`	$758.15M	USD	Point-in-time
Long-term debt, net	`LongTermDebt`	$3.68B	USD	Point-in-time
Deferred income taxes	`DeferredTaxLiabilitiesNoncurrent`	$1.61B	USD	Point-in-time
Deferred income taxes	`DeferredTaxLiabilitiesNoncurrent`	$575.60M	USD	Point-in-time
Pension and other post-retirement benefits	`PensionAndOtherPostretirementDefinedBenefitPlansLiabilitiesNoncurrent`	$122.82M	USD	Point-in-time
Pension and other post-retirement benefits	`PensionAndOtherPostretirementDefinedBenefitPlansLiabilitiesNoncurrent`	$434.07M	USD	Point-in-time
Other liabilities	`OtherLiabilitiesNoncurrent`	$146.53M	USD	Point-in-time
Other liabilities	`OtherLiabilitiesNoncurrent`	$28.14M	USD	Point-in-time
Total liabilities	`Liabilities`	$2.01B	USD	Point-in-time
Total liabilities	`Liabilities`	$7.07B	USD	Point-in-time
Commitments and contingencies (Notes 10 and 20)	`CommitmentsAndContingencies`	-	USD	Point-in-time
Commitments and contingencies (Notes 10 and 20)	`CommitmentsAndContingencies`	-	USD	Point-in-time
Noncontrolling interests	`MinorityInterest`	$296.05M	USD	Point-in-time
Noncontrolling interests	`MinorityInterest`	$366.41M	USD	Point-in-time
Total equity	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$3.82B	USD	Point-in-time
Total equity	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$3.52B	USD	Point-in-time
Total equity	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$3.20B	USD	Point-in-time
Total equity	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$3.56B	USD	Point-in-time
Total liabilities and equity	`LiabilitiesAndStockholdersEquity`	$10.90B	USD	Point-in-time
Total liabilities and equity	`LiabilitiesAndStockholdersEquity`	$5.57B	USD	Point-in-time
Accounts and notes payable	`AccountsPayableAndNotesPayableCurrent`	$503.39M	USD	Point-in-time
Accounts and notes payable	`AccountsPayableAndNotesPayableCurrent`	$235.33M	USD	Point-in-time
Accrued liabilities	`AccruedLiabilitiesCurrentAndNoncurrent`	$287.31M	USD	Point-in-time
Accrued liabilities	`AccruedLiabilitiesCurrentAndNoncurrent`	$552.58M	USD	Point-in-time
Term loan	`ShortTermBorrowings`	-	USD	Point-in-time
Term loan	`ShortTermBorrowings`	$148.68M	USD	Point-in-time
Total current liabilities	`LiabilitiesCurrent`	$522.64M	USD	Point-in-time
Total current liabilities	`LiabilitiesCurrent`	$1.20B	USD	Point-in-time
Preferred stock, $0.01 par value, 50,000,000 shares authorized; no shares issued and outstanding	`PreferredStockValue`	-	USD	Point-in-time
Preferred stock, $0.01 par value, 50,000,000 shares authorized; no shares issued and outstanding	`PreferredStockValue`	-	USD	Point-in-time
Common stock, $0.01 par value, 300,000,000 shares authorized; 134,651,380 and 134,663,244 shares issued at September 30, 2016 and December 31, 2015, respectively	`CommonStockValue`	$1.35M	USD	Point-in-time
Common stock, $0.01 par value, 300,000,000 shares authorized; 134,651,380 and 134,663,244 shares issued at September 30, 2016 and December 31, 2015, respectively	`CommonStockValue`	$1.35M	USD	Point-in-time
Common stock, held in treasury, at cost; 5,752,377 and 4,444,898 shares at September 30, 2016 and December 31, 2015, respectively	`TreasuryStockValue`	$319.98M	USD	Point-in-time
Common stock, held in treasury, at cost; 5,752,377 and 4,444,898 shares at September 30, 2016 and December 31, 2015, respectively	`TreasuryStockValue`	$258.31M	USD	Point-in-time
Additional paid-in capital	`AdditionalPaidInCapitalCommonStock`	$542.15M	USD	Point-in-time
Additional paid-in capital	`AdditionalPaidInCapitalCommonStock`	$546.52M	USD	Point-in-time
Retained earnings	`RetainedEarningsAccumulatedDeficit`	$3.11B	USD	Point-in-time
Retained earnings	`RetainedEarningsAccumulatedDeficit`	$3.34B	USD	Point-in-time
Accumulated other comprehensive loss	`AccumulatedOtherComprehensiveIncomeLossNetOfTax`	$-108.13M	USD	Point-in-time
Accumulated other comprehensive loss	`AccumulatedOtherComprehensiveIncomeLossNetOfTax`	$-129.29M	USD	Point-in-time
Total Westlake Chemical Corporation stockholders' equity	`StockholdersEquity`	$3.46B	USD	Point-in-time
Total Westlake Chemical Corporation stockholders' equity	`StockholdersEquity`	$3.27B	USD	Point-in-time
Goodwill	`Goodwill`	$925.70M	USD	Point-in-time
Goodwill	`Goodwill`	$62.02M	USD	Point-in-time
Deferred charges and other assets, net	`DeferredCostsAndOtherAssets`	$176.62M	USD	Point-in-time
Deferred charges and other assets, net	`DeferredCostsAndOtherAssets`	$310.46M	USD	Point-in-time
Total other assets, net	`OtherAssetsNoncurrent`	$2.03B	USD	Point-in-time
Total other assets, net	`OtherAssetsNoncurrent`	$390.03M	USD	Point-in-time

Income Statement 72 line items

Line Item	Tag	Value	Unit	Period
Basic (in shares)	`WeightedAverageNumberOfSharesOutstandingBasic`	129.52M	shares	3 Qtrs
Basic (in shares)	`WeightedAverageNumberOfSharesOutstandingBasic`	132.30M	shares	3 Qtrs
Basic (in shares)	`WeightedAverageNumberOfSharesOutstandingBasic`	128.79M	shares	1 Quarter
Basic (in shares)	`WeightedAverageNumberOfSharesOutstandingBasic`	131.66M	shares	1 Quarter
Diluted (in shares)	`WeightedAverageNumberOfDilutedSharesOutstanding`	132.79M	shares	3 Qtrs
Diluted (in shares)	`WeightedAverageNumberOfDilutedSharesOutstanding`	129.38M	shares	1 Quarter
Diluted (in shares)	`WeightedAverageNumberOfDilutedSharesOutstanding`	130.10M	shares	3 Qtrs
Diluted (in shares)	`WeightedAverageNumberOfDilutedSharesOutstanding`	132.12M	shares	1 Quarter
Interest expense	`InterestExpense`	$26.76M	USD	3 Qtrs
Interest expense	`InterestExpense`	$8.21M	USD	1 Quarter
Interest expense	`InterestExpense`	$24.37M	USD	1 Quarter
Interest expense	`InterestExpense`	$36.97M	USD	3 Qtrs
Other income, net	`NonoperatingIncomeExpense`	$33.79M	USD	3 Qtrs
Other income, net	`NonoperatingIncomeExpense`	$52.09M	USD	3 Qtrs
Other income, net	`NonoperatingIncomeExpense`	$41.27M	USD	1 Quarter
Other income, net	`NonoperatingIncomeExpense`	$2.64M	USD	1 Quarter
Diluted (usd per share)	`EarningsPerShareDiluted`	$1.39	USD	1 Quarter
Diluted (usd per share)	`EarningsPerShareDiluted`	$2.29	USD	3 Qtrs
Diluted (usd per share)	`EarningsPerShareDiluted`	$4.02	USD	3 Qtrs
Diluted (usd per share)	`EarningsPerShareDiluted`	$0.51	USD	1 Quarter
Basic (usd per share)	`EarningsPerShareBasic`	$0.51	USD	1 Quarter
Basic (usd per share)	`EarningsPerShareBasic`	$4.04	USD	3 Qtrs
Basic (usd per share)	`EarningsPerShareBasic`	$2.31	USD	3 Qtrs
Basic (usd per share)	`EarningsPerShareBasic`	$1.39	USD	1 Quarter
Net sales	`SalesRevenueNet`	$3.48B	USD	3 Qtrs
Net sales	`SalesRevenueNet`	$3.34B	USD	3 Qtrs
Net sales	`SalesRevenueNet`	$1.28B	USD	1 Quarter
Net sales	`SalesRevenueNet`	$1.19B	USD	1 Quarter
Cost of sales	`CostOfGoodsSold`	$2.53B	USD	3 Qtrs
Cost of sales	`CostOfGoodsSold`	$876.76M	USD	1 Quarter
Cost of sales	`CostOfGoodsSold`	$2.64B	USD	3 Qtrs
Cost of sales	`CostOfGoodsSold`	$1.08B	USD	1 Quarter
Gross profit	`GrossProfit`	$949.00M	USD	3 Qtrs
Gross profit	`GrossProfit`	$202.13M	USD	1 Quarter
Gross profit	`GrossProfit`	$311.28M	USD	1 Quarter
Gross profit	`GrossProfit`	$699.08M	USD	3 Qtrs
Selling, general and administrative expenses	`SellingGeneralAndAdministrativeExpense`	$170.32M	USD	3 Qtrs
Selling, general and administrative expenses	`SellingGeneralAndAdministrativeExpense`	$179.76M	USD	3 Qtrs
Selling, general and administrative expenses	`SellingGeneralAndAdministrativeExpense`	$57.25M	USD	1 Quarter
Selling, general and administrative expenses	`SellingGeneralAndAdministrativeExpense`	$72.73M	USD	1 Quarter
Transaction and integration-related costs	`BusinessCombinationIntegrationRelatedCosts`	$82.84M	USD	1 Quarter
Transaction and integration-related costs	`BusinessCombinationIntegrationRelatedCosts`	$90.55M	USD	3 Qtrs
Transaction and integration-related costs	`BusinessCombinationIntegrationRelatedCosts`	-	USD	1 Quarter
Transaction and integration-related costs	`BusinessCombinationIntegrationRelatedCosts`	-	USD	3 Qtrs
Income from operations	`OperatingIncomeLoss`	$428.78M	USD	3 Qtrs
Income from operations	`OperatingIncomeLoss`	$46.56M	USD	1 Quarter
Income from operations	`OperatingIncomeLoss`	$254.03M	USD	1 Quarter
Income from operations	`OperatingIncomeLoss`	$778.68M	USD	3 Qtrs
Income before income taxes	`IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest`	$63.46M	USD	1 Quarter
Income before income taxes	`IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest`	$443.90M	USD	3 Qtrs
Income before income taxes	`IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest`	$248.45M	USD	1 Quarter
Income before income taxes	`IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest`	$785.71M	USD	3 Qtrs
(Benefit from) provision for income taxes	`IncomeTaxExpenseBenefit`	$-6.55M	USD	1 Quarter
(Benefit from) provision for income taxes	`IncomeTaxExpenseBenefit`	$60.03M	USD	1 Quarter
(Benefit from) provision for income taxes	`IncomeTaxExpenseBenefit`	$236.82M	USD	3 Qtrs
(Benefit from) provision for income taxes	`IncomeTaxExpenseBenefit`	$129.33M	USD	3 Qtrs
Net income	`ProfitLoss`	$188.42M	USD	1 Quarter
Net income	`ProfitLoss`	$70.01M	USD	1 Quarter
Net income	`ProfitLoss`	$314.57M	USD	3 Qtrs
Net income	`ProfitLoss`	$548.89M	USD	3 Qtrs
Net income attributable to noncontrolling interests	`NetIncomeLossAttributableToNoncontrollingInterest`	$4.35M	USD	1 Quarter
Net income attributable to noncontrolling interests	`NetIncomeLossAttributableToNoncontrollingInterest`	$13.85M	USD	3 Qtrs
Net income attributable to noncontrolling interests	`NetIncomeLossAttributableToNoncontrollingInterest`	$14.66M	USD	3 Qtrs
Net income attributable to noncontrolling interests	`NetIncomeLossAttributableToNoncontrollingInterest`	$4.82M	USD	1 Quarter
Net income attributable to Westlake Chemical Corporation	`NetIncomeLoss`	$65.66M	USD	1 Quarter
Net income attributable to Westlake Chemical Corporation	`NetIncomeLoss`	$535.04M	USD	3 Qtrs
Net income attributable to Westlake Chemical Corporation	`NetIncomeLoss`	$299.91M	USD	3 Qtrs
Net income attributable to Westlake Chemical Corporation	`NetIncomeLoss`	$183.60M	USD	1 Quarter
Dividends per common share (usd per share)	`CommonStockDividendsPerShareDeclared`	$0.19	USD	1 Quarter
Dividends per common share (usd per share)	`CommonStockDividendsPerShareDeclared`	$0.51	USD	3 Qtrs
Dividends per common share (usd per share)	`CommonStockDividendsPerShareDeclared`	$0.55	USD	3 Qtrs
Dividends per common share (usd per share)	`CommonStockDividendsPerShareDeclared`	$0.18	USD	1 Quarter

Cash Flow Statement 105 line items

Line Item	Tag	Value	Unit	Period
Debt issuance costs	`PaymentsOfDebtIssuanceCosts`	$35.21M	USD	3 Qtrs
Debt issuance costs	`PaymentsOfDebtIssuanceCosts`	-	USD	3 Qtrs
Dividends paid	`PaymentsOfDividendsCommonStock`	$71.93M	USD	3 Qtrs
Dividends paid	`PaymentsOfDividendsCommonStock`	$67.85M	USD	3 Qtrs
Distributions to noncontrolling interests	`PaymentsToMinorityShareholders`	$12.30M	USD	3 Qtrs
Distributions to noncontrolling interests	`PaymentsToMinorityShareholders`	$10.98M	USD	3 Qtrs
Proceeds from debt issuance	`ProceedsFromIssuanceOfLongTermDebt`	-	USD	3 Qtrs
Proceeds from debt issuance	`ProceedsFromIssuanceOfLongTermDebt`	$1.43B	USD	3 Qtrs
Proceeds from exercise of stock options	`ProceedsFromStockOptionsExercised`	$984.00K	USD	3 Qtrs
Proceeds from exercise of stock options	`ProceedsFromStockOptionsExercised`	$1.65M	USD	3 Qtrs
Proceeds from issuance of notes payable	`ProceedsFromNotesPayable`	$19.48M	USD	3 Qtrs
Proceeds from issuance of notes payable	`ProceedsFromNotesPayable`	$5.60M	USD	3 Qtrs
Proceeds from term loan and drawdown of revolver	`ProceedsFromShortTermDebt`	$600.00M	USD	3 Qtrs
Proceeds from term loan and drawdown of revolver	`ProceedsFromShortTermDebt`	-	USD	3 Qtrs
Restricted cash associated with term loan	`IncreaseDecreaseInRestrictedCash`	-	USD	3 Qtrs
Restricted cash associated with term loan	`IncreaseDecreaseInRestrictedCash`	$154.00M	USD	3 Qtrs
Repayment of notes payable	`RepaymentsOfNotesPayable`	$32.95M	USD	3 Qtrs
Repayment of notes payable	`RepaymentsOfNotesPayable`	$10.60M	USD	3 Qtrs
Repayment of revolver	`RepaymentsOfLinesOfCredit`	$125.00M	USD	3 Qtrs
Repayment of revolver	`RepaymentsOfLinesOfCredit`	-	USD	3 Qtrs
Repurchase of common stock for treasury	`PaymentsForRepurchaseOfCommonStock`	$67.41M	USD	3 Qtrs
Repurchase of common stock for treasury	`PaymentsForRepurchaseOfCommonStock`	$114.25M	USD	3 Qtrs
Windfall tax benefits from share-based payment arrangements	`ExcessTaxBenefitFromShareBasedCompensationFinancingActivities`	$2.45M	USD	3 Qtrs
Windfall tax benefits from share-based payment arrangements	`ExcessTaxBenefitFromShareBasedCompensationFinancingActivities`	$1.19M	USD	3 Qtrs
Net cash provided by (used for) financing activities	`NetCashProvidedByUsedInFinancingActivities`	$-203.12M	USD	3 Qtrs
Net cash provided by (used for) financing activities	`NetCashProvidedByUsedInFinancingActivities`	$1.56B	USD	3 Qtrs
Depreciation and amortization	`DepreciationDepletionAndAmortization`	$61.25M	USD	1 Quarter
Depreciation and amortization	`DepreciationDepletionAndAmortization`	$94.23M	USD	1 Quarter
Depreciation and amortization	`DepreciationDepletionAndAmortization`	$180.23M	USD	3 Qtrs
Depreciation and amortization	`DepreciationDepletionAndAmortization`	$227.19M	USD	3 Qtrs
Provision for doubtful accounts	`ProvisionForDoubtfulAccounts`	$778.00K	USD	3 Qtrs
Provision for doubtful accounts	`ProvisionForDoubtfulAccounts`	$1.18M	USD	3 Qtrs
Amortization of debt issuance costs	`AmortizationOfFinancingCosts`	$1.02M	USD	3 Qtrs
Amortization of debt issuance costs	`AmortizationOfFinancingCosts`	$8.90M	USD	Point-in-time
Amortization of debt issuance costs	`AmortizationOfFinancingCosts`	$1.50M	USD	3 Qtrs
Stock-based compensation expense	`ShareBasedCompensation`	$7.54M	USD	3 Qtrs
Stock-based compensation expense	`ShareBasedCompensation`	$6.59M	USD	3 Qtrs
Loss from disposition of property, plant and equipment	`GainLossOnDispositionOfAssets`	$-2.59M	USD	3 Qtrs
Loss from disposition of property, plant and equipment	`GainLossOnDispositionOfAssets`	$-6.54M	USD	3 Qtrs
Gains realized on previously held shares of Axiall common stock and from sales of securities	`GrossRealizedGainLossonPreviouslyHeldSecuritiesandAvailableForSaleSecuritiesNet`	$3.79M	USD	3 Qtrs
Gains realized on previously held shares of Axiall common stock and from sales of securities	`GrossRealizedGainLossonPreviouslyHeldSecuritiesandAvailableForSaleSecuritiesNet`	$53.72M	USD	3 Qtrs
Gain on acquisition, net of loss on the fair value remeasurement of preexisting equity interest	`BusinessCombinationBargainPurchaseGainNet`	-	USD	3 Qtrs
Gain on acquisition, net of loss on the fair value remeasurement of preexisting equity interest	`BusinessCombinationBargainPurchaseGainNet`	$21.05M	USD	3 Qtrs
Impairment of equity method investment	`EquityMethodInvestmentOtherThanTemporaryImpairment`	-	USD	3 Qtrs
Impairment of equity method investment	`EquityMethodInvestmentOtherThanTemporaryImpairment`	-	USD	1 Quarter
Impairment of equity method investment	`EquityMethodInvestmentOtherThanTemporaryImpairment`	-	USD	1 Quarter
Impairment of equity method investment	`EquityMethodInvestmentOtherThanTemporaryImpairment`	$4.92M	USD	3 Qtrs
Deferred income taxes	`DeferredIncomeTaxExpenseBenefit`	$7.58M	USD	3 Qtrs
Deferred income taxes	`DeferredIncomeTaxExpenseBenefit`	$105.91M	USD	3 Qtrs
Windfall tax benefits from share-based payment arrangements	`ExcessTaxBenefitFromShareBasedCompensationOperatingActivities`	$2.45M	USD	3 Qtrs
Windfall tax benefits from share-based payment arrangements	`ExcessTaxBenefitFromShareBasedCompensationOperatingActivities`	$1.19M	USD	3 Qtrs
Income from equity method investments, net of dividends	`IncomeLossFromEquityMethodInvestmentsNetOfDividendsOrDistributions`	$61.00K	USD	3 Qtrs
Income from equity method investments, net of dividends	`IncomeLossFromEquityMethodInvestmentsNetOfDividendsOrDistributions`	$1.02M	USD	3 Qtrs
Other losses, net	`OtherOperatingActivitiesCashFlowStatement`	$833.00K	USD	3 Qtrs
Other losses, net	`OtherOperatingActivitiesCashFlowStatement`	$3.58M	USD	3 Qtrs
Net cash provided by operating activities	`NetCashProvidedByUsedInOperatingActivities`	$841.30M	USD	3 Qtrs
Net cash provided by operating activities	`NetCashProvidedByUsedInOperatingActivities`	$544.16M	USD	3 Qtrs
Acquisition of business, net of cash acquired	`AcquisitionOfBusinessNetOfCashAcquired`	$2.44B	USD	3 Qtrs
Acquisition of business, net of cash acquired	`AcquisitionOfBusinessNetOfCashAcquired`	$-15.78M	USD	3 Qtrs
Additions to cost method investment	`PaymentsToAcquireInterestInSubsidiariesAndAffiliates`	-	USD	3 Qtrs
Additions to cost method investment	`PaymentsToAcquireInterestInSubsidiariesAndAffiliates`	$4.00M	USD	3 Qtrs
Additions to property, plant and equipment	`PaymentsToAcquirePropertyPlantAndEquipment`	$125.30M	USD	1 Quarter
Additions to property, plant and equipment	`PaymentsToAcquirePropertyPlantAndEquipment`	$467.33M	USD	3 Qtrs
Additions to property, plant and equipment	`PaymentsToAcquirePropertyPlantAndEquipment`	$180.17M	USD	1 Quarter
Additions to property, plant and equipment	`PaymentsToAcquirePropertyPlantAndEquipment`	$329.24M	USD	3 Qtrs
Proceeds from disposition of assets	`ProceedsFromSaleOfPropertyPlantAndEquipment`	$213.00K	USD	3 Qtrs
Proceeds from disposition of assets	`ProceedsFromSaleOfPropertyPlantAndEquipment`	$17.00K	USD	3 Qtrs
Proceeds from disposition of equity method investment	`ProceedsFromSaleOfEquityMethodInvestments`	$27.86M	USD	3 Qtrs
Proceeds from disposition of equity method investment	`ProceedsFromSaleOfEquityMethodInvestments`	-	USD	3 Qtrs
Proceeds from sales and maturities of securities	`ProceedsFromSaleAndMaturityOfMarketableSecurities`	$16.06M	USD	3 Qtrs
Proceeds from sales and maturities of securities	`ProceedsFromSaleAndMaturityOfMarketableSecurities`	$662.94M	USD	3 Qtrs
Purchase of securities	`PaymentsToAcquireInvestments`	$138.42M	USD	3 Qtrs
Purchase of securities	`PaymentsToAcquireInvestments`	$282.54M	USD	3 Qtrs
Settlements of derivative instruments	`PaymentsForProceedsFromDerivativeInstrumentInvestingActivities`	$1.53M	USD	3 Qtrs
Settlements of derivative instruments	`PaymentsForProceedsFromDerivativeInstrumentInvestingActivities`	$4.66M	USD	3 Qtrs
Net cash used for investing activities	`NetCashProvidedByUsedInInvestingActivities`	$-2.39B	USD	3 Qtrs
Net cash used for investing activities	`NetCashProvidedByUsedInInvestingActivities`	$-553.59M	USD	3 Qtrs
Accounts receivable	`IncreaseDecreaseInAccountsAndOtherReceivables`	$-54.94M	USD	3 Qtrs
Accounts receivable	`IncreaseDecreaseInAccountsAndOtherReceivables`	$92.31M	USD	3 Qtrs
Inventories	`IncreaseDecreaseInInventories`	$6.12M	USD	3 Qtrs
Inventories	`IncreaseDecreaseInInventories`	$-105.90M	USD	3 Qtrs
Prepaid expenses and other current assets	`IncreaseDecreaseInPrepaidExpensesAndOtherCurrentAssets`	$5.50M	USD	3 Qtrs
Prepaid expenses and other current assets	`IncreaseDecreaseInPrepaidExpensesAndOtherCurrentAssets`	$-1.63M	USD	3 Qtrs
Accounts payable	`IncreaseDecreaseInAccountsPayable`	$-30.51M	USD	3 Qtrs
Accounts payable	`IncreaseDecreaseInAccountsPayable`	$34.11M	USD	3 Qtrs
Accrued liabilities	`IncreaseDecreaseInAccruedLiabilities`	$73.16M	USD	3 Qtrs
Accrued liabilities	`IncreaseDecreaseInAccruedLiabilities`	$-10.89M	USD	3 Qtrs
Other, net	`IncreaseDecreaseInOtherOperatingCapitalNet`	$1.96M	USD	3 Qtrs
Other, net	`IncreaseDecreaseInOtherOperatingCapitalNet`	$75.16M	USD	3 Qtrs
Effect of exchange rate changes on cash and cash equivalents	`EffectOfExchangeRateOnCashAndCashEquivalents`	$-3.26M	USD	3 Qtrs
Effect of exchange rate changes on cash and cash equivalents	`EffectOfExchangeRateOnCashAndCashEquivalents`	$2.42M	USD	3 Qtrs
Net (decrease) increase in cash and cash equivalents	`CashAndCashEquivalentsPeriodIncreaseDecrease`	$81.32M	USD	3 Qtrs
Net (decrease) increase in cash and cash equivalents	`CashAndCashEquivalentsPeriodIncreaseDecrease`	$-282.01M	USD	3 Qtrs
Cash and cash equivalents at beginning of period	`CashAndCashEquivalentsAtCarryingValue`	$662.52M	USD	Point-in-time
Cash and cash equivalents at beginning of period	`CashAndCashEquivalentsAtCarryingValue`	$880.60M	USD	Point-in-time
Cash and cash equivalents at beginning of period	`CashAndCashEquivalentsAtCarryingValue`	$961.92M	USD	Point-in-time
Cash and cash equivalents at beginning of period	`CashAndCashEquivalentsAtCarryingValue`	$380.52M	USD	Point-in-time
Cash and cash equivalents at end of period	`CashAndCashEquivalentsAtCarryingValue`	$662.52M	USD	Point-in-time
Cash and cash equivalents at end of period	`CashAndCashEquivalentsAtCarryingValue`	$880.60M	USD	Point-in-time
Cash and cash equivalents at end of period	`CashAndCashEquivalentsAtCarryingValue`	$961.92M	USD	Point-in-time
Cash and cash equivalents at end of period	`CashAndCashEquivalentsAtCarryingValue`	$380.52M	USD	Point-in-time
Net income	`ProfitLoss`	$188.42M	USD	1 Quarter
Net income	`ProfitLoss`	$70.01M	USD	1 Quarter
Net income	`ProfitLoss`	$314.57M	USD	3 Qtrs
Net income	`ProfitLoss`	$548.89M	USD	3 Qtrs

Comprehensive Income 48 line items

Line Item	Tag	Value	Unit	Period
Pension and other post-retirement reserves adjustment (excluding amortization)	`OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansAdjustmentBeforeReclassificationAdjustmentsAndTax`	$208.00K	USD	3 Qtrs
Pension and other post-retirement reserves adjustment (excluding amortization)	`OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansAdjustmentBeforeReclassificationAdjustmentsAndTax`	$412.00K	USD	3 Qtrs
Pension and other post-retirement reserves adjustment (excluding amortization)	`OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansAdjustmentBeforeReclassificationAdjustmentsAndTax`	$22.00K	USD	1 Quarter
Pension and other post-retirement reserves adjustment (excluding amortization)	`OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansAdjustmentBeforeReclassificationAdjustmentsAndTax`	$206.00K	USD	1 Quarter
Amortization of benefits liability	`OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIPensionAndOtherPostretirementBenefitPlansForNetGainLossBeforeTax`	$-692.00K	USD	1 Quarter
Amortization of benefits liability	`OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIPensionAndOtherPostretirementBenefitPlansForNetGainLossBeforeTax`	$-369.00K	USD	1 Quarter
Amortization of benefits liability	`OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIPensionAndOtherPostretirementBenefitPlansForNetGainLossBeforeTax`	$-2.02M	USD	3 Qtrs
Amortization of benefits liability	`OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIPensionAndOtherPostretirementBenefitPlansForNetGainLossBeforeTax`	$-1.07M	USD	3 Qtrs
Income tax provision on pension and other post-retirement benefits liability	`OtherComprehensiveIncomeDefinedBenefitPlansTaxPortionAttributableToParent`	$-251.00K	USD	3 Qtrs
Income tax provision on pension and other post-retirement benefits liability	`OtherComprehensiveIncomeDefinedBenefitPlansTaxPortionAttributableToParent`	$-621.00K	USD	3 Qtrs
Income tax provision on pension and other post-retirement benefits liability	`OtherComprehensiveIncomeDefinedBenefitPlansTaxPortionAttributableToParent`	$-232.00K	USD	1 Quarter
Income tax provision on pension and other post-retirement benefits liability	`OtherComprehensiveIncomeDefinedBenefitPlansTaxPortionAttributableToParent`	$-60.00K	USD	1 Quarter
Foreign currency translation adjustments	`OtherComprehensiveIncomeForeignCurrencyTransactionAndTranslationGainLossArisingDuringPeriodNetOfTax`	$-1.92M	USD	1 Quarter
Foreign currency translation adjustments	`OtherComprehensiveIncomeForeignCurrencyTransactionAndTranslationGainLossArisingDuringPeriodNetOfTax`	$-43.75M	USD	3 Qtrs
Foreign currency translation adjustments	`OtherComprehensiveIncomeForeignCurrencyTransactionAndTranslationGainLossArisingDuringPeriodNetOfTax`	$6.45M	USD	1 Quarter
Foreign currency translation adjustments	`OtherComprehensiveIncomeForeignCurrencyTransactionAndTranslationGainLossArisingDuringPeriodNetOfTax`	$15.76M	USD	3 Qtrs
Other comprehensive (loss) income	`OtherComprehensiveIncomeLossNetOfTax`	$-1.94M	USD	1 Quarter
Other comprehensive (loss) income	`OtherComprehensiveIncomeLossNetOfTax`	$-26.02M	USD	1 Quarter
Other comprehensive (loss) income	`OtherComprehensiveIncomeLossNetOfTax`	$-42.43M	USD	3 Qtrs
Other comprehensive (loss) income	`OtherComprehensiveIncomeLossNetOfTax`	$21.17M	USD	3 Qtrs
Net income	`ProfitLoss`	$188.42M	USD	1 Quarter
Net income	`ProfitLoss`	$70.01M	USD	1 Quarter
Net income	`ProfitLoss`	$314.57M	USD	3 Qtrs
Net income	`ProfitLoss`	$548.89M	USD	3 Qtrs
Comprehensive income	`ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest`	$186.48M	USD	1 Quarter
Comprehensive income	`ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest`	$506.46M	USD	3 Qtrs
Comprehensive income	`ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest`	$43.99M	USD	1 Quarter
Comprehensive income	`ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest`	$335.74M	USD	3 Qtrs
Comprehensive income attributable to noncontrolling interests, net of tax of $0 for each of the respective periods presented	`ComprehensiveIncomeNetOfTaxAttributableToNoncontrollingInterest`	$14.66M	USD	3 Qtrs
Comprehensive income attributable to noncontrolling interests, net of tax of $0 for each of the respective periods presented	`ComprehensiveIncomeNetOfTaxAttributableToNoncontrollingInterest`	$4.82M	USD	1 Quarter
Comprehensive income attributable to noncontrolling interests, net of tax of $0 for each of the respective periods presented	`ComprehensiveIncomeNetOfTaxAttributableToNoncontrollingInterest`	$4.35M	USD	1 Quarter
Comprehensive income attributable to noncontrolling interests, net of tax of $0 for each of the respective periods presented	`ComprehensiveIncomeNetOfTaxAttributableToNoncontrollingInterest`	$13.85M	USD	3 Qtrs
Comprehensive income attributable to Westlake Chemical Corporation	`ComprehensiveIncomeNetOfTax`	$39.64M	USD	1 Quarter
Comprehensive income attributable to Westlake Chemical Corporation	`ComprehensiveIncomeNetOfTax`	$321.08M	USD	3 Qtrs
Comprehensive income attributable to Westlake Chemical Corporation	`ComprehensiveIncomeNetOfTax`	$492.61M	USD	3 Qtrs
Comprehensive income attributable to Westlake Chemical Corporation	`ComprehensiveIncomeNetOfTax`	$181.66M	USD	1 Quarter
Unrealized holding gains (losses) on investments	`OtherComprehensiveIncomeLossAvailableForSaleSecuritiesAdjustmentBeforeReclassificationAdjustmentsAndTax`	$3.99M	USD	3 Qtrs
Unrealized holding gains (losses) on investments	`OtherComprehensiveIncomeLossAvailableForSaleSecuritiesAdjustmentBeforeReclassificationAdjustmentsAndTax`	$-716.00K	USD	1 Quarter
Unrealized holding gains (losses) on investments	`OtherComprehensiveIncomeLossAvailableForSaleSecuritiesAdjustmentBeforeReclassificationAdjustmentsAndTax`	$1.55M	USD	1 Quarter
Unrealized holding gains (losses) on investments	`OtherComprehensiveIncomeLossAvailableForSaleSecuritiesAdjustmentBeforeReclassificationAdjustmentsAndTax`	$61.52M	USD	3 Qtrs
Reclassification of net realized gains to net income	`OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIForSaleOfSecuritiesBeforeTax`	-	USD	1 Quarter
Reclassification of net realized gains to net income	`OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIForSaleOfSecuritiesBeforeTax`	$3.79M	USD	3 Qtrs
Reclassification of net realized gains to net income	`OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIForSaleOfSecuritiesBeforeTax`	$52.40M	USD	1 Quarter
Reclassification of net realized gains to net income	`OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIForSaleOfSecuritiesBeforeTax`	$53.72M	USD	3 Qtrs
Income tax benefit (provision) on available-for-sale investments	`OtherComprehensiveIncomeLossAvailableForSaleSecuritiesTax`	$68.00K	USD	3 Qtrs
Income tax benefit (provision) on available-for-sale investments	`OtherComprehensiveIncomeLossAvailableForSaleSecuritiesTax`	$-257.00K	USD	1 Quarter
Income tax benefit (provision) on available-for-sale investments	`OtherComprehensiveIncomeLossAvailableForSaleSecuritiesTax`	$-18.27M	USD	1 Quarter
Income tax benefit (provision) on available-for-sale investments	`OtherComprehensiveIncomeLossAvailableForSaleSecuritiesTax`	$2.81M	USD	3 Qtrs

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