10-Q Filing

WESTLAKE CORP CIK: 1262823 Q2 2018

Filing Information

Form Type	10-Q
Accession Number	`0001262823-18-000024`
Period End Date	20180630
Filing Date	20180802
Fiscal Year	2018
Fiscal Period	Q2
XBRL Instance	wlk-20180630.xml

Filing Contents

This filing contains the following financial statements:

Balance Sheet 76 Income Statement 76 Cash Flow Statement 68 Stockholders Equity 25 Comprehensive Income 36

Balance Sheet 76 line items

Line Item	Tag	Value	Unit	Period
Cash and cash equivalents	`CashAndCashEquivalentsAtCarryingValue`	$1.53B	USD	Point-in-time
Cash and cash equivalents	`CashAndCashEquivalentsAtCarryingValue`	$482.00M	USD	Point-in-time
Accounts receivable, net	`ReceivablesNetCurrent`	$1.26B	USD	Point-in-time
Accounts receivable, net	`ReceivablesNetCurrent`	$1.00B	USD	Point-in-time
Inventories	`InventoryNet`	$905.00M	USD	Point-in-time
Inventories	`InventoryNet`	$900.00M	USD	Point-in-time
Prepaid expenses and other current assets	`PrepaidExpenseAndOtherAssetsCurrent`	$46.00M	USD	Point-in-time
Prepaid expenses and other current assets	`PrepaidExpenseAndOtherAssetsCurrent`	$31.00M	USD	Point-in-time
Preferred stock, par value, in dollars per share	`PreferredStockParOrStatedValuePerShare`	$0.01	USD	Point-in-time
Total current assets	`AssetsCurrent`	$3.46B	USD	Point-in-time
Preferred stock, par value, in dollars per share	`PreferredStockParOrStatedValuePerShare`	$0.01	USD	Point-in-time
Total current assets	`AssetsCurrent`	$2.69B	USD	Point-in-time
Property, plant and equipment, net	`PropertyPlantAndEquipmentNet`	$6.41B	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
Property, plant and equipment, net	`PropertyPlantAndEquipmentNet`	$6.47B	USD	Point-in-time
Goodwill	`Goodwill`	$1.01B	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
Goodwill	`Goodwill`	$1.01B	USD	Point-in-time
Preferred stock, shares outstanding	`PreferredStockSharesOutstanding`	0.00	shares	Point-in-time
Customer relationships, net	`FiniteLivedIntangibleAssetsNet`	$569.00M	USD	Point-in-time
Customer relationships, net	`FiniteLivedIntangibleAssetsNet`	$616.00M	USD	Point-in-time
Preferred stock, shares outstanding	`PreferredStockSharesOutstanding`	0.00	shares	Point-in-time
Common stock, par value, in dollars per share	`CommonStockParOrStatedValuePerShare`	$0.01	USD	Point-in-time
Other intangible assets, net	`OtherIntangibleAssetsNet`	$161.00M	USD	Point-in-time
Common stock, par value, in dollars per share	`CommonStockParOrStatedValuePerShare`	$0.01	USD	Point-in-time
Other intangible assets, net	`OtherIntangibleAssetsNet`	$149.00M	USD	Point-in-time
Other assets, net	`DeferredCostsAndOtherAssets`	$412.00M	USD	Point-in-time
Common stock, shares authorized	`CommonStockSharesAuthorized`	300.00M	shares	Point-in-time
Common stock, shares authorized	`CommonStockSharesAuthorized`	300.00M	shares	Point-in-time
Other assets, net	`DeferredCostsAndOtherAssets`	$460.00M	USD	Point-in-time
Total assets	`Assets`	$11.35B	USD	Point-in-time
Total assets	`Assets`	$12.08B	USD	Point-in-time
Accounts payable	`AccountsPayableCurrent`	$600.00M	USD	Point-in-time
Accounts payable	`AccountsPayableCurrent`	$582.00M	USD	Point-in-time
Accrued liabilities	`AccruedLiabilitiesCurrent`	$604.00M	USD	Point-in-time
Accrued liabilities	`AccruedLiabilitiesCurrent`	$657.00M	USD	Point-in-time
Current portion of long-term debt, net	`LongTermDebtCurrent`	-	USD	Point-in-time
Current portion of long-term debt, net	`LongTermDebtCurrent`	$710.00M	USD	Point-in-time
Total current liabilities	`LiabilitiesCurrent`	$1.19B	USD	Point-in-time
Total current liabilities	`LiabilitiesCurrent`	$1.97B	USD	Point-in-time
Long-term debt, net	`LongTermDebtNoncurrent`	$2.67B	USD	Point-in-time
Long-term debt, net	`LongTermDebtNoncurrent`	$3.13B	USD	Point-in-time
Deferred income taxes	`DeferredTaxLiabilitiesNoncurrent`	$1.15B	USD	Point-in-time
Deferred income taxes	`DeferredTaxLiabilitiesNoncurrent`	$1.11B	USD	Point-in-time
Pension and other post-retirement benefits	`PensionAndOtherPostretirementDefinedBenefitPlansLiabilitiesNoncurrent`	$344.00M	USD	Point-in-time
Pension and other post-retirement benefits	`PensionAndOtherPostretirementDefinedBenefitPlansLiabilitiesNoncurrent`	$332.00M	USD	Point-in-time
Other liabilities	`OtherLiabilitiesNoncurrent`	$158.00M	USD	Point-in-time
Other liabilities	`OtherLiabilitiesNoncurrent`	$163.00M	USD	Point-in-time
Total liabilities	`Liabilities`	$6.71B	USD	Point-in-time
Total liabilities	`Liabilities`	$5.50B	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 134,651,380 shares issued at June 30, 2018 and December 31, 2017, respectively	`CommonStockValue`	$1.00M	USD	Point-in-time
Common stock, $0.01 par value, 300,000,000 shares authorized; 134,651,380 and 134,651,380 shares issued at June 30, 2018 and December 31, 2017, respectively	`CommonStockValue`	$1.00M	USD	Point-in-time
Common stock, held in treasury, at cost; 4,999,765 and 5,232,875 shares at June 30, 2018 and December 31, 2017, respectively	`TreasuryStockValue`	$302.00M	USD	Point-in-time
Common stock, held in treasury, at cost; 4,999,765 and 5,232,875 shares at June 30, 2018 and December 31, 2017, respectively	`TreasuryStockValue`	$289.00M	USD	Point-in-time
Additional Paid in Capital	`AdditionalPaidInCapitalCommonStock`	$558.00M	USD	Point-in-time
Additional Paid in Capital	`AdditionalPaidInCapitalCommonStock`	$555.00M	USD	Point-in-time
Retained earnings	`RetainedEarningsAccumulatedDeficit`	$4.61B	USD	Point-in-time
Retained earnings	`RetainedEarningsAccumulatedDeficit`	$5.12B	USD	Point-in-time
Accumulated other comprehensive income (loss)	`AccumulatedOtherComprehensiveIncomeLossNetOfTax`	$-33.00M	USD	Point-in-time
Accumulated other comprehensive income (loss)	`AccumulatedOtherComprehensiveIncomeLossNetOfTax`	$-121.00M	USD	Point-in-time
Accumulated other comprehensive income (loss)	`AccumulatedOtherComprehensiveIncomeLossNetOfTax`	$-54.00M	USD	Point-in-time
Accumulated other comprehensive income (loss)	`AccumulatedOtherComprehensiveIncomeLossNetOfTax`	$7.00M	USD	Point-in-time
Total Westlake Chemical Corporation stockholders' equity	`StockholdersEquity`	$4.87B	USD	Point-in-time
Total Westlake Chemical Corporation stockholders' equity	`StockholdersEquity`	$5.36B	USD	Point-in-time
Noncontrolling interests	`MinorityInterest`	$484.00M	USD	Point-in-time
Noncontrolling interests	`MinorityInterest`	$495.00M	USD	Point-in-time
Total equity	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$5.37B	USD	Point-in-time
Total equity	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$5.85B	USD	Point-in-time
Total equity	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$4.21B	USD	Point-in-time
Total equity	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$3.89B	USD	Point-in-time
Total liabilities and equity	`LiabilitiesAndStockholdersEquity`	$12.08B	USD	Point-in-time
Total liabilities and equity	`LiabilitiesAndStockholdersEquity`	$11.35B	USD	Point-in-time

Income Statement 76 line items

Line Item	Tag	Value	Unit	Period
Net sales	`SalesRevenueNet`	$2.23B	USD	1 Quarter
Net sales	`SalesRevenueNet`	$1.98B	USD	1 Quarter
Net sales	`SalesRevenueNet`	$3.92B	USD	2 Qtrs
Net sales	`SalesRevenueNet`	$4.38B	USD	2 Qtrs
Cost of sales	`CostOfGoodsSold`	$3.29B	USD	2 Qtrs
Cost of sales	`CostOfGoodsSold`	$3.15B	USD	2 Qtrs
Cost of sales	`CostOfGoodsSold`	$1.58B	USD	1 Quarter
Cost of sales	`CostOfGoodsSold`	$1.68B	USD	1 Quarter
Gross profit	`GrossProfit`	$769.00M	USD	2 Qtrs
Gross profit	`GrossProfit`	$403.00M	USD	1 Quarter
Gross profit	`GrossProfit`	$552.00M	USD	1 Quarter
Gross profit	`GrossProfit`	$1.09B	USD	2 Qtrs
Selling, general and administrative expenses	`SellingGeneralAndAdministrativeExpense`	$115.00M	USD	1 Quarter
Selling, general and administrative expenses	`SellingGeneralAndAdministrativeExpense`	$223.00M	USD	2 Qtrs
Selling, general and administrative expenses	`SellingGeneralAndAdministrativeExpense`	$101.00M	USD	1 Quarter
Selling, general and administrative expenses	`SellingGeneralAndAdministrativeExpense`	$200.00M	USD	2 Qtrs
Amortization of Intangibles	`AmortizationOfIntangibleAssets`	$51.00M	USD	2 Qtrs
Amortization of Intangibles	`AmortizationOfIntangibleAssets`	$55.00M	USD	2 Qtrs
Amortization of Intangibles	`AmortizationOfIntangibleAssets`	$30.00M	USD	1 Quarter
Amortization of Intangibles	`AmortizationOfIntangibleAssets`	$25.00M	USD	1 Quarter
Integration-related costs	`BusinessCombinationIntegrationRelatedCosts`	$15.00M	USD	2 Qtrs
Integration-related costs	`BusinessCombinationIntegrationRelatedCosts`	$16.00M	USD	2 Qtrs
Integration-related costs	`BusinessCombinationIntegrationRelatedCosts`	$8.00M	USD	1 Quarter
Integration-related costs	`BusinessCombinationIntegrationRelatedCosts`	$8.00M	USD	1 Quarter
Income (loss) from operations	`OperatingIncomeLoss`	$498.00M	USD	2 Qtrs
Income (loss) from operations	`OperatingIncomeLoss`	$264.00M	USD	1 Quarter
Income (loss) from operations	`OperatingIncomeLoss`	$805.00M	USD	2 Qtrs
Income (loss) from operations	`OperatingIncomeLoss`	$404.00M	USD	1 Quarter
Interest expense	`InterestExpense`	$79.00M	USD	2 Qtrs
Interest expense	`InterestExpense`	$31.00M	USD	1 Quarter
Interest expense	`InterestExpense`	$68.00M	USD	2 Qtrs
Interest expense	`InterestExpense`	$39.00M	USD	1 Quarter
Other income, net	`NonoperatingIncomeExpense`	$30.00M	USD	2 Qtrs
Other income, net	`NonoperatingIncomeExpense`	$9.00M	USD	2 Qtrs
Other income, net	`NonoperatingIncomeExpense`	$2.00M	USD	1 Quarter
Other income, net	`NonoperatingIncomeExpense`	$8.00M	USD	1 Quarter
Income before income taxes	`IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest`	$767.00M	USD	2 Qtrs
Income before income taxes	`IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest`	$227.00M	USD	1 Quarter
Income before income taxes	`IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest`	$381.00M	USD	1 Quarter
Income before income taxes	`IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest`	$428.00M	USD	2 Qtrs
Provision for income taxes	`IncomeTaxExpenseBenefit`	$182.00M	USD	2 Qtrs
Provision for income taxes	`IncomeTaxExpenseBenefit`	$124.00M	USD	2 Qtrs
Provision for income taxes	`IncomeTaxExpenseBenefit`	$93.00M	USD	1 Quarter
Provision for income taxes	`IncomeTaxExpenseBenefit`	$68.00M	USD	1 Quarter
Net income	`ProfitLoss`	$159.00M	USD	1 Quarter
Net income	`ProfitLoss`	$288.00M	USD	1 Quarter
Net income	`ProfitLoss`	$304.00M	USD	2 Qtrs
Net income	`ProfitLoss`	$585.00M	USD	2 Qtrs
Net income attributable to noncontrolling interests	`NetIncomeLossAttributableToNoncontrollingInterest`	$13.00M	USD	2 Qtrs
Net income attributable to noncontrolling interests	`NetIncomeLossAttributableToNoncontrollingInterest`	$20.00M	USD	2 Qtrs
Net income attributable to noncontrolling interests	`NetIncomeLossAttributableToNoncontrollingInterest`	$10.00M	USD	1 Quarter
Net income attributable to noncontrolling interests	`NetIncomeLossAttributableToNoncontrollingInterest`	$6.00M	USD	1 Quarter
Net income attributable to Westlake Chemical Corporation	`NetIncomeLoss`	$565.00M	USD	2 Qtrs
Net income attributable to Westlake Chemical Corporation	`NetIncomeLoss`	$153.00M	USD	1 Quarter
Net income attributable to Westlake Chemical Corporation	`NetIncomeLoss`	$291.00M	USD	2 Qtrs
Net income attributable to Westlake Chemical Corporation	`NetIncomeLoss`	$278.00M	USD	1 Quarter
Basic (usd per share)	`EarningsPerShareBasic`	$4.34	USD	2 Qtrs
Basic (usd per share)	`EarningsPerShareBasic`	$2.13	USD	1 Quarter
Basic (usd per share)	`EarningsPerShareBasic`	$1.18	USD	1 Quarter
Basic (usd per share)	`EarningsPerShareBasic`	$2.24	USD	2 Qtrs
Diluted (usd per share)	`EarningsPerShareDiluted`	$4.31	USD	2 Qtrs
Diluted (usd per share)	`EarningsPerShareDiluted`	$1.17	USD	1 Quarter
Diluted (usd per share)	`EarningsPerShareDiluted`	$2.23	USD	2 Qtrs
Diluted (usd per share)	`EarningsPerShareDiluted`	$2.12	USD	1 Quarter
Basic (in shares)	`WeightedAverageNumberOfSharesOutstandingBasic`	129.05M	shares	1 Quarter
Basic (in shares)	`WeightedAverageNumberOfSharesOutstandingBasic`	129.62M	shares	1 Quarter
Basic (in shares)	`WeightedAverageNumberOfSharesOutstandingBasic`	129.02M	shares	2 Qtrs
Basic (in shares)	`WeightedAverageNumberOfSharesOutstandingBasic`	129.55M	shares	2 Qtrs
Diluted (in shares)	`WeightedAverageNumberOfDilutedSharesOutstanding`	129.74M	shares	2 Qtrs
Diluted (in shares)	`WeightedAverageNumberOfDilutedSharesOutstanding`	130.25M	shares	2 Qtrs
Diluted (in shares)	`WeightedAverageNumberOfDilutedSharesOutstanding`	130.31M	shares	1 Quarter
Diluted (in shares)	`WeightedAverageNumberOfDilutedSharesOutstanding`	129.79M	shares	1 Quarter
Dividends per common share (usd per share)	`CommonStockDividendsPerShareDeclared`	$0.38	USD	2 Qtrs
Dividends per common share (usd per share)	`CommonStockDividendsPerShareDeclared`	$0.42	USD	2 Qtrs
Dividends per common share (usd per share)	`CommonStockDividendsPerShareDeclared`	$0.19	USD	1 Quarter
Dividends per common share (usd per share)	`CommonStockDividendsPerShareDeclared`	$0.21	USD	1 Quarter

Cash Flow Statement 68 line items

Line Item	Tag	Value	Unit	Period
Net income	`ProfitLoss`	$159.00M	USD	1 Quarter
Net income	`ProfitLoss`	$288.00M	USD	1 Quarter
Net income	`ProfitLoss`	$304.00M	USD	2 Qtrs
Net income	`ProfitLoss`	$585.00M	USD	2 Qtrs
Depreciation and amortization	`DepreciationDepletionAndAmortization`	$312.00M	USD	2 Qtrs
Depreciation and amortization	`DepreciationDepletionAndAmortization`	$156.00M	USD	1 Quarter
Depreciation and amortization	`DepreciationDepletionAndAmortization`	$145.00M	USD	1 Quarter
Depreciation and amortization	`DepreciationDepletionAndAmortization`	$295.00M	USD	2 Qtrs
Stock-based compensation expense	`ShareBasedCompensation`	$11.00M	USD	2 Qtrs
Stock-based compensation expense	`ShareBasedCompensation`	$11.00M	USD	2 Qtrs
Loss from disposition of property, plant and equipment	`GainLossOnDispositionOfAssets`	$-7.00M	USD	2 Qtrs
Loss from disposition of property, plant and equipment	`GainLossOnDispositionOfAssets`	$-15.00M	USD	2 Qtrs
Deferred income taxes	`DeferredIncomeTaxExpenseBenefit`	$45.00M	USD	2 Qtrs
Deferred income taxes	`DeferredIncomeTaxExpenseBenefit`	$15.00M	USD	2 Qtrs
Other gains, net	`OtherOperatingActivitiesCashFlowStatement`	-	USD	2 Qtrs
Other gains, net	`OtherOperatingActivitiesCashFlowStatement`	$-1.00M	USD	2 Qtrs
Accounts receivable	`IncreaseDecreaseInAccountsAndOtherReceivables`	$142.00M	USD	2 Qtrs
Accounts receivable	`IncreaseDecreaseInAccountsAndOtherReceivables`	$272.00M	USD	2 Qtrs
Inventories	`IncreaseDecreaseInInventories`	$9.00M	USD	2 Qtrs
Inventories	`IncreaseDecreaseInInventories`	$-21.00M	USD	2 Qtrs
Prepaid expenses and other current assets	`IncreaseDecreaseInPrepaidExpensesAndOtherCurrentAssets`	$13.00M	USD	2 Qtrs
Prepaid expenses and other current assets	`IncreaseDecreaseInPrepaidExpensesAndOtherCurrentAssets`	$-5.00M	USD	2 Qtrs
Accounts payable	`IncreaseDecreaseInAccountsPayable`	$-11.00M	USD	2 Qtrs
Accounts payable	`IncreaseDecreaseInAccountsPayable`	$82.00M	USD	2 Qtrs
Accrued liabilities	`IncreaseDecreaseInAccruedLiabilities`	$-87.00M	USD	2 Qtrs
Accrued liabilities	`IncreaseDecreaseInAccruedLiabilities`	$-70.00M	USD	2 Qtrs
Other, net	`IncreaseDecreaseInOtherOperatingCapitalNet`	$30.00M	USD	2 Qtrs
Other, net	`IncreaseDecreaseInOtherOperatingCapitalNet`	$44.00M	USD	2 Qtrs
Net cash provided by operating activities	`NetCashProvidedByUsedInOperatingActivities`	$549.00M	USD	2 Qtrs
Net cash provided by operating activities	`NetCashProvidedByUsedInOperatingActivities`	$480.00M	USD	2 Qtrs
Additions to property, plant and equipment	`PaymentsToAcquirePropertyPlantAndEquipment`	$158.00M	USD	1 Quarter
Additions to property, plant and equipment	`PaymentsToAcquirePropertyPlantAndEquipment`	$281.00M	USD	2 Qtrs
Additions to property, plant and equipment	`PaymentsToAcquirePropertyPlantAndEquipment`	$312.00M	USD	2 Qtrs
Additions to property, plant and equipment	`PaymentsToAcquirePropertyPlantAndEquipment`	$147.00M	USD	1 Quarter
Additions to investments in unconsolidated subsidiaries	`PaymentsToAcquireAdditionalInterestInSubsidiaries`	$45.00M	USD	2 Qtrs
Additions to investments in unconsolidated subsidiaries	`PaymentsToAcquireAdditionalInterestInSubsidiaries`	$31.00M	USD	2 Qtrs
Other	`PaymentsForProceedsFromOtherInvestingActivities`	$-3.00M	USD	2 Qtrs
Other	`PaymentsForProceedsFromOtherInvestingActivities`	$-2.00M	USD	2 Qtrs
Net cash used for investing activities	`NetCashProvidedByUsedInInvestingActivities`	$-310.00M	USD	2 Qtrs
Net cash used for investing activities	`NetCashProvidedByUsedInInvestingActivities`	$-354.00M	USD	2 Qtrs
Dividends paid	`PaymentsOfDividendsCommonStock`	$49.00M	USD	2 Qtrs
Dividends paid	`PaymentsOfDividendsCommonStock`	$54.00M	USD	2 Qtrs
Distributions to noncontrolling interests	`PaymentsToMinorityShareholders`	$16.00M	USD	2 Qtrs
Distributions to noncontrolling interests	`PaymentsToMinorityShareholders`	$29.00M	USD	2 Qtrs
Proceeds from notes payable and drawdown of revolver	`ProceedsFromLongTermLinesOfCredit`	$178.00M	USD	2 Qtrs
Proceeds from notes payable and drawdown of revolver	`ProceedsFromLongTermLinesOfCredit`	$6.00M	USD	2 Qtrs
Repayment of term loan	`RepaymentsOfShortTermDebt`	-	USD	2 Qtrs
Repayment of term loan	`RepaymentsOfShortTermDebt`	$150.00M	USD	2 Qtrs
Repayment of revolver	`RepaymentsOfLinesOfCredit`	$360.00M	USD	2 Qtrs
Repayment of revolver	`RepaymentsOfLinesOfCredit`	-	USD	2 Qtrs
Redemption and repayment of notes payable	`RepaymentsOfNotesPayable`	$1.17B	USD	2 Qtrs
Redemption and repayment of notes payable	`RepaymentsOfNotesPayable`	$5.00M	USD	2 Qtrs
Other	`ProceedsFromPaymentsForOtherFinancingActivities`	$8.00M	USD	2 Qtrs
Other	`ProceedsFromPaymentsForOtherFinancingActivities`	$1.00M	USD	2 Qtrs
Net cash used for financing activities	`NetCashProvidedByUsedInFinancingActivities`	$-1.24B	USD	2 Qtrs
Net cash used for financing activities	`NetCashProvidedByUsedInFinancingActivities`	$-401.00M	USD	2 Qtrs
Effect of exchange rate changes on cash, cash equivalents and restricted cash	`EffectOfExchangeRateOnCashAndCashEquivalents`	$-2.00M	USD	2 Qtrs
Effect of exchange rate changes on cash, cash equivalents and restricted cash	`EffectOfExchangeRateOnCashAndCashEquivalents`	$13.00M	USD	2 Qtrs
Net decrease in cash, cash equivalents and restricted cash	`CashAndCashEquivalentsPeriodIncreaseDecrease`	$-218.00M	USD	2 Qtrs
Net decrease in cash, cash equivalents and restricted cash	`CashAndCashEquivalentsPeriodIncreaseDecrease`	$-1.05B	USD	2 Qtrs
Cash, cash equivalents and restricted cash at beginning of period	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents`	$505.00M	USD	Point-in-time
Cash, cash equivalents and restricted cash at beginning of period	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents`	$428.00M	USD	Point-in-time
Cash, cash equivalents and restricted cash at beginning of period	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents`	$1.55B	USD	Point-in-time
Cash, cash equivalents and restricted cash at beginning of period	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents`	$646.00M	USD	Point-in-time
Cash, cash equivalents and restricted cash at end of period	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents`	$505.00M	USD	Point-in-time
Cash, cash equivalents and restricted cash at end of period	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents`	$428.00M	USD	Point-in-time
Cash, cash equivalents and restricted cash at end of period	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents`	$1.55B	USD	Point-in-time
Cash, cash equivalents and restricted cash at end of period	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents`	$646.00M	USD	Point-in-time

Stockholders Equity 25 line items

Line Item	Tag	Value	Unit	Period
Beginning balances	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$5.37B	USD	Point-in-time
Beginning balances	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$5.85B	USD	Point-in-time
Beginning balances	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$4.21B	USD	Point-in-time
Beginning balances	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$3.89B	USD	Point-in-time
Cumulative effect of accounting change	`CumulativeEffectOfNewAccountingPrincipleInPeriodOfAdoption`	$1.00M	USD	Point-in-time
Net income	`ProfitLoss`	$159.00M	USD	1 Quarter
Net income	`ProfitLoss`	$288.00M	USD	1 Quarter
Net income	`ProfitLoss`	$304.00M	USD	2 Qtrs
Net income	`ProfitLoss`	$585.00M	USD	2 Qtrs
Other comprehensive income (loss)	`OtherComprehensiveIncomeLossNetOfTax`	$53.00M	USD	1 Quarter
Other comprehensive income (loss)	`OtherComprehensiveIncomeLossNetOfTax`	$-42.00M	USD	2 Qtrs
Other comprehensive income (loss)	`OtherComprehensiveIncomeLossNetOfTax`	$70.00M	USD	2 Qtrs
Other comprehensive income (loss)	`OtherComprehensiveIncomeLossNetOfTax`	$-40.00M	USD	1 Quarter
Shares issuedstock- based compensation	`StockIssuedDuringPeriodValueShareBasedCompensation`	$8.00M	USD	2 Qtrs
Shares issuedstock- based compensation	`StockIssuedDuringPeriodValueShareBasedCompensation`	$1.00M	USD	2 Qtrs
Stock-based compensation, net of tax on stock options exercised	`AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue`	$8.00M	USD	2 Qtrs
Stock-based compensation, net of tax on stock options exercised	`AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue`	$7.00M	USD	2 Qtrs
Dividends declared	`DividendsCommonStockCash`	$54.00M	USD	2 Qtrs
Dividends declared	`DividendsCommonStockCash`	$49.00M	USD	2 Qtrs
Distributions to noncontrolling interests	`MinorityInterestDecreaseFromDistributionsToNoncontrollingInterestHolders`	$16.00M	USD	2 Qtrs
Distributions to noncontrolling interests	`MinorityInterestDecreaseFromDistributionsToNoncontrollingInterestHolders`	$29.00M	USD	2 Qtrs
Ending balances	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$5.37B	USD	Point-in-time
Ending balances	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$5.85B	USD	Point-in-time
Ending balances	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$4.21B	USD	Point-in-time
Ending balances	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$3.89B	USD	Point-in-time

Comprehensive Income 36 line items

Line Item	Tag	Value	Unit	Period
Other comprehensive income (loss)	`OtherComprehensiveIncomeLossNetOfTax`	$53.00M	USD	1 Quarter
Other Comprehensive Income (Loss), Tax, Portion Attributable to Noncontrolling Interest	`OtherComprehensiveIncomeLossTaxPortionAttributableToNoncontrollingInterest`	$1.00M	USD	1 Quarter
Other Comprehensive Income (Loss), Tax, Portion Attributable to Noncontrolling Interest	`OtherComprehensiveIncomeLossTaxPortionAttributableToNoncontrollingInterest`	$1.00M	USD	1 Quarter
Other Comprehensive Income (Loss), Tax, Portion Attributable to Noncontrolling Interest	`OtherComprehensiveIncomeLossTaxPortionAttributableToNoncontrollingInterest`	$2.00M	USD	2 Qtrs
Other Comprehensive Income (Loss), Tax, Portion Attributable to Noncontrolling Interest	`OtherComprehensiveIncomeLossTaxPortionAttributableToNoncontrollingInterest`	$2.00M	USD	2 Qtrs
Other comprehensive income (loss)	`OtherComprehensiveIncomeLossNetOfTax`	$-42.00M	USD	2 Qtrs
Other comprehensive income (loss)	`OtherComprehensiveIncomeLossNetOfTax`	$70.00M	USD	2 Qtrs
Other comprehensive income (loss)	`OtherComprehensiveIncomeLossNetOfTax`	$-40.00M	USD	1 Quarter
Net income	`ProfitLoss`	$159.00M	USD	1 Quarter
Net income	`ProfitLoss`	$288.00M	USD	1 Quarter
Net income	`ProfitLoss`	$304.00M	USD	2 Qtrs
Net income	`ProfitLoss`	$585.00M	USD	2 Qtrs
Amortization of benefits liability	`OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIPensionAndOtherPostretirementBenefitPlansForNetGainLossBeforeTax`	$-1.00M	USD	1 Quarter
Amortization of benefits liability	`OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIPensionAndOtherPostretirementBenefitPlansForNetGainLossBeforeTax`	-	USD	2 Qtrs
Amortization of benefits liability	`OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIPensionAndOtherPostretirementBenefitPlansForNetGainLossBeforeTax`	$-1.00M	USD	2 Qtrs
Amortization of benefits liability	`OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIPensionAndOtherPostretirementBenefitPlansForNetGainLossBeforeTax`	-	USD	1 Quarter
Foreign currency translation	`OtherComprehensiveIncomeForeignCurrencyTransactionAndTranslationGainLossArisingDuringPeriodNetOfTax`	$-37.00M	USD	1 Quarter
Foreign currency translation	`OtherComprehensiveIncomeForeignCurrencyTransactionAndTranslationGainLossArisingDuringPeriodNetOfTax`	$52.00M	USD	1 Quarter
Foreign currency translation	`OtherComprehensiveIncomeForeignCurrencyTransactionAndTranslationGainLossArisingDuringPeriodNetOfTax`	$71.00M	USD	2 Qtrs
Foreign currency translation	`OtherComprehensiveIncomeForeignCurrencyTransactionAndTranslationGainLossArisingDuringPeriodNetOfTax`	$-43.00M	USD	2 Qtrs
Income tax benefit (provision) on foreign currency translation	`OtherComprehensiveIncomeLossForeignCurrencyTranslationAdjustmentTax`	-	USD	1 Quarter
Income tax benefit (provision) on foreign currency translation	`OtherComprehensiveIncomeLossForeignCurrencyTranslationAdjustmentTax`	$-1.00M	USD	2 Qtrs
Income tax benefit (provision) on foreign currency translation	`OtherComprehensiveIncomeLossForeignCurrencyTranslationAdjustmentTax`	$3.00M	USD	1 Quarter
Income tax benefit (provision) on foreign currency translation	`OtherComprehensiveIncomeLossForeignCurrencyTranslationAdjustmentTax`	$2.00M	USD	2 Qtrs
Comprehensive income	`ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest`	$543.00M	USD	2 Qtrs
Comprehensive income	`ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest`	$212.00M	USD	1 Quarter
Comprehensive income	`ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest`	$248.00M	USD	1 Quarter
Comprehensive income	`ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest`	$374.00M	USD	2 Qtrs
Comprehensive income attributable to noncontrolling interests, net of tax of $1 for the three months ended June 30, 2018 and 2017; and net of tax of $2 for the six months ended June 30, 2018 and 2017	`ComprehensiveIncomeNetOfTaxAttributableToNoncontrollingInterest`	$15.00M	USD	2 Qtrs
Comprehensive income attributable to noncontrolling interests, net of tax of $1 for the three months ended June 30, 2018 and 2017; and net of tax of $2 for the six months ended June 30, 2018 and 2017	`ComprehensiveIncomeNetOfTaxAttributableToNoncontrollingInterest`	$7.00M	USD	1 Quarter
Comprehensive income attributable to noncontrolling interests, net of tax of $1 for the three months ended June 30, 2018 and 2017; and net of tax of $2 for the six months ended June 30, 2018 and 2017	`ComprehensiveIncomeNetOfTaxAttributableToNoncontrollingInterest`	$6.00M	USD	1 Quarter
Comprehensive income attributable to noncontrolling interests, net of tax of $1 for the three months ended June 30, 2018 and 2017; and net of tax of $2 for the six months ended June 30, 2018 and 2017	`ComprehensiveIncomeNetOfTaxAttributableToNoncontrollingInterest`	$18.00M	USD	2 Qtrs
Comprehensive income attributable to Westlake Chemical Corporation	`ComprehensiveIncomeNetOfTax`	$205.00M	USD	1 Quarter
Comprehensive income attributable to Westlake Chemical Corporation	`ComprehensiveIncomeNetOfTax`	$242.00M	USD	1 Quarter
Comprehensive income attributable to Westlake Chemical Corporation	`ComprehensiveIncomeNetOfTax`	$525.00M	USD	2 Qtrs
Comprehensive income attributable to Westlake Chemical Corporation	`ComprehensiveIncomeNetOfTax`	$359.00M	USD	2 Qtrs

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