10-Q Filing

Westlake Chemical Partners LP CIK: 1604665 Q3 2025

Filing Information

Form Type	10-Q
Accession Number	`0001604665-25-000042`
Period End Date	20250930
Filing Date	20251031
Fiscal Year	2025
Fiscal Period	Q3
XBRL Instance	wlkp-20250930_htm.xml

Filing Contents

This filing contains the following financial statements:

Balance Sheet 92 Income Statement 112 Cash Flow Statement 116 Stockholders Equity 78

Balance Sheet 92 line items

Line Item	Tag	Value	Unit	Period
Cash and cash equivalents	`CashAndCashEquivalentsAtCarryingValue`	$58.32M	USD	Point-in-time
Cash and cash equivalents	`CashAndCashEquivalentsAtCarryingValue`	$58.32M	USD	Point-in-time
Cash and cash equivalents	`CashAndCashEquivalentsAtCarryingValue`	$37.94M	USD	Point-in-time
Cash and cash equivalents	`CashAndCashEquivalentsAtCarryingValue`	$37.94M	USD	Point-in-time
Receivable under the Investment Management AgreementWestlake Corporation ("Westlake")	`ReceivablesunderInvestmentManagementAgreementswithRelatedPartiesCurrent`	$134.56M	USD	Point-in-time
Receivable under the Investment Management AgreementWestlake Corporation ("Westlake")	`ReceivablesunderInvestmentManagementAgreementswithRelatedPartiesCurrent`	$134.56M	USD	Point-in-time
Receivable under the Investment Management AgreementWestlake Corporation ("Westlake")	`ReceivablesunderInvestmentManagementAgreementswithRelatedPartiesCurrent`	$13.40M	USD	Point-in-time
Receivable under the Investment Management AgreementWestlake Corporation ("Westlake")	`ReceivablesunderInvestmentManagementAgreementswithRelatedPartiesCurrent`	$13.40M	USD	Point-in-time
Accounts receivable, netthird parties	`ReceivablesNetCurrent`	$11.58M	USD	Point-in-time
Accounts receivable, netthird parties	`ReceivablesNetCurrent`	$11.58M	USD	Point-in-time
Accounts receivable, netthird parties	`ReceivablesNetCurrent`	$16.14M	USD	Point-in-time
Accounts receivable, netthird parties	`ReceivablesNetCurrent`	$16.14M	USD	Point-in-time
Inventories	`InventoryNet`	$4.06M	USD	Point-in-time
Inventories	`InventoryNet`	$4.06M	USD	Point-in-time
Inventories	`InventoryNet`	$3.08M	USD	Point-in-time
Inventories	`InventoryNet`	$3.08M	USD	Point-in-time
Prepaid expenses and other current assets	`PrepaidExpenseAndOtherAssetsCurrent`	$444.00K	USD	Point-in-time
Prepaid expenses and other current assets	`PrepaidExpenseAndOtherAssetsCurrent`	$444.00K	USD	Point-in-time
Prepaid expenses and other current assets	`PrepaidExpenseAndOtherAssetsCurrent`	$641.00K	USD	Point-in-time
Prepaid expenses and other current assets	`PrepaidExpenseAndOtherAssetsCurrent`	$641.00K	USD	Point-in-time
Total current assets	`AssetsCurrent`	$240.93M	USD	Point-in-time
Total current assets	`AssetsCurrent`	$240.93M	USD	Point-in-time
Total current assets	`AssetsCurrent`	$130.86M	USD	Point-in-time
Total current assets	`AssetsCurrent`	$130.86M	USD	Point-in-time
Property, plant and equipment, net	`PropertyPlantAndEquipmentNet`	$903.59M	USD	Point-in-time
Property, plant and equipment, net	`PropertyPlantAndEquipmentNet`	$903.59M	USD	Point-in-time
Property, plant and equipment, net	`PropertyPlantAndEquipmentNet`	$902.81M	USD	Point-in-time
Property, plant and equipment, net	`PropertyPlantAndEquipmentNet`	$902.81M	USD	Point-in-time
Goodwill	`Goodwill`	$5.81M	USD	Point-in-time
Goodwill	`Goodwill`	$5.81M	USD	Point-in-time
Goodwill	`Goodwill`	$5.81M	USD	Point-in-time
Goodwill	`Goodwill`	$5.81M	USD	Point-in-time
Deferred charges and other assets, net	`DeferredCostsAndOtherAssets`	$137.63M	USD	Point-in-time
Deferred charges and other assets, net	`DeferredCostsAndOtherAssets`	$137.63M	USD	Point-in-time
Deferred charges and other assets, net	`DeferredCostsAndOtherAssets`	$232.13M	USD	Point-in-time
Deferred charges and other assets, net	`DeferredCostsAndOtherAssets`	$232.13M	USD	Point-in-time
Total assets	`Assets`	$1.29B	USD	Point-in-time
Total assets	`Assets`	$1.29B	USD	Point-in-time
Total assets	`Assets`	$1.27B	USD	Point-in-time
Total assets	`Assets`	$1.27B	USD	Point-in-time
Accrued and other liabilities	`AccruedLiabilitiesCurrent`	$16.92M	USD	Point-in-time
Accrued and other liabilities	`AccruedLiabilitiesCurrent`	$16.92M	USD	Point-in-time
Accrued and other liabilities	`AccruedLiabilitiesCurrent`	$32.04M	USD	Point-in-time
Accrued and other liabilities	`AccruedLiabilitiesCurrent`	$32.04M	USD	Point-in-time
Total current liabilities	`LiabilitiesCurrent`	$55.37M	USD	Point-in-time
Total current liabilities	`LiabilitiesCurrent`	$55.37M	USD	Point-in-time
Total current liabilities	`LiabilitiesCurrent`	$55.13M	USD	Point-in-time
Total current liabilities	`LiabilitiesCurrent`	$55.13M	USD	Point-in-time
Deferred income taxes	`DeferredIncomeTaxLiabilitiesNet`	$1.55M	USD	Point-in-time
Deferred income taxes	`DeferredIncomeTaxLiabilitiesNet`	$1.55M	USD	Point-in-time
Deferred income taxes	`DeferredIncomeTaxLiabilitiesNet`	$1.52M	USD	Point-in-time
Deferred income taxes	`DeferredIncomeTaxLiabilitiesNet`	$1.52M	USD	Point-in-time
Other liabilities	`OtherLiabilitiesNoncurrent`	$2.05M	USD	Point-in-time
Other liabilities	`OtherLiabilitiesNoncurrent`	$2.05M	USD	Point-in-time
Other liabilities	`OtherLiabilitiesNoncurrent`	$1.98M	USD	Point-in-time
Other liabilities	`OtherLiabilitiesNoncurrent`	$1.98M	USD	Point-in-time
Total liabilities	`Liabilities`	$458.64M	USD	Point-in-time
Total liabilities	`Liabilities`	$458.64M	USD	Point-in-time
Total liabilities	`Liabilities`	$458.30M	USD	Point-in-time
Total liabilities	`Liabilities`	$458.30M	USD	Point-in-time
Commitments and contingencies (Note 12)	`CommitmentsAndContingencies`	-	USD	Point-in-time
Commitments and contingencies (Note 12)	`CommitmentsAndContingencies`	-	USD	Point-in-time
Commitments and contingencies (Note 12)	`CommitmentsAndContingencies`	-	USD	Point-in-time
Commitments and contingencies (Note 12)	`CommitmentsAndContingencies`	-	USD	Point-in-time
Total Westlake Chemical Partners LP partners' capital	`PartnersCapital`	$276.13M	USD	Point-in-time
Total Westlake Chemical Partners LP partners' capital	`PartnersCapital`	$276.13M	USD	Point-in-time
Total Westlake Chemical Partners LP partners' capital	`PartnersCapital`	$260.61M	USD	Point-in-time
Total Westlake Chemical Partners LP partners' capital	`PartnersCapital`	$260.61M	USD	Point-in-time
Noncontrolling interest in Westlake Chemical OpCo LP ("OpCo")	`MinorityInterestInLimitedPartnerships`	$553.18M	USD	Point-in-time
Noncontrolling interest in Westlake Chemical OpCo LP ("OpCo")	`MinorityInterestInLimitedPartnerships`	$553.18M	USD	Point-in-time
Noncontrolling interest in Westlake Chemical OpCo LP ("OpCo")	`MinorityInterestInLimitedPartnerships`	$552.70M	USD	Point-in-time
Noncontrolling interest in Westlake Chemical OpCo LP ("OpCo")	`MinorityInterestInLimitedPartnerships`	$552.70M	USD	Point-in-time
Total equity	`PartnersCapitalIncludingPortionAttributableToNoncontrollingInterest`	$856.25M	USD	Point-in-time
Total equity	`PartnersCapitalIncludingPortionAttributableToNoncontrollingInterest`	$856.25M	USD	Point-in-time
Total equity	`PartnersCapitalIncludingPortionAttributableToNoncontrollingInterest`	$848.25M	USD	Point-in-time
Total equity	`PartnersCapitalIncludingPortionAttributableToNoncontrollingInterest`	$848.25M	USD	Point-in-time
Total equity	`PartnersCapitalIncludingPortionAttributableToNoncontrollingInterest`	$834.85M	USD	Point-in-time
Total equity	`PartnersCapitalIncludingPortionAttributableToNoncontrollingInterest`	$834.85M	USD	Point-in-time
Total equity	`PartnersCapitalIncludingPortionAttributableToNoncontrollingInterest`	$837.81M	USD	Point-in-time
Total equity	`PartnersCapitalIncludingPortionAttributableToNoncontrollingInterest`	$837.81M	USD	Point-in-time
Total equity	`PartnersCapitalIncludingPortionAttributableToNoncontrollingInterest`	$829.31M	USD	Point-in-time
Total equity	`PartnersCapitalIncludingPortionAttributableToNoncontrollingInterest`	$829.31M	USD	Point-in-time
Total equity	`PartnersCapitalIncludingPortionAttributableToNoncontrollingInterest`	$803.11M	USD	Point-in-time
Total equity	`PartnersCapitalIncludingPortionAttributableToNoncontrollingInterest`	$803.11M	USD	Point-in-time
Total equity	`PartnersCapitalIncludingPortionAttributableToNoncontrollingInterest`	$831.16M	USD	Point-in-time
Total equity	`PartnersCapitalIncludingPortionAttributableToNoncontrollingInterest`	$831.16M	USD	Point-in-time
Total equity	`PartnersCapitalIncludingPortionAttributableToNoncontrollingInterest`	$813.31M	USD	Point-in-time
Total equity	`PartnersCapitalIncludingPortionAttributableToNoncontrollingInterest`	$813.31M	USD	Point-in-time
Total liabilities and equity	`LiabilitiesAndStockholdersEquity`	$1.29B	USD	Point-in-time
Total liabilities and equity	`LiabilitiesAndStockholdersEquity`	$1.29B	USD	Point-in-time
Total liabilities and equity	`LiabilitiesAndStockholdersEquity`	$1.27B	USD	Point-in-time
Total liabilities and equity	`LiabilitiesAndStockholdersEquity`	$1.27B	USD	Point-in-time

Income Statement 112 line items

Line Item	Tag	Value	Unit	Period
Total net sales	`Revenues`	$277.00M	USD	1 Quarter
Total net sales	`Revenues`	$277.00M	USD	1 Quarter
Total net sales	`Revenues`	$845.84M	USD	3 Qtrs
Total net sales	`Revenues`	$845.84M	USD	3 Qtrs
Total net sales	`Revenues`	$308.90M	USD	1 Quarter
Total net sales	`Revenues`	$308.90M	USD	1 Quarter
Total net sales	`Revenues`	$843.65M	USD	3 Qtrs
Total net sales	`Revenues`	$843.65M	USD	3 Qtrs
Cost of sales	`CostOfGoodsAndServicesSold`	$160.05M	USD	1 Quarter
Cost of sales	`CostOfGoodsAndServicesSold`	$160.05M	USD	1 Quarter
Cost of sales	`CostOfGoodsAndServicesSold`	$525.48M	USD	3 Qtrs
Cost of sales	`CostOfGoodsAndServicesSold`	$525.48M	USD	3 Qtrs
Cost of sales	`CostOfGoodsAndServicesSold`	$209.47M	USD	1 Quarter
Cost of sales	`CostOfGoodsAndServicesSold`	$209.47M	USD	1 Quarter
Cost of sales	`CostOfGoodsAndServicesSold`	$592.61M	USD	3 Qtrs
Cost of sales	`CostOfGoodsAndServicesSold`	$592.61M	USD	3 Qtrs
Gross profit	`GrossProfit`	$116.94M	USD	1 Quarter
Gross profit	`GrossProfit`	$116.94M	USD	1 Quarter
Gross profit	`GrossProfit`	$320.36M	USD	3 Qtrs
Gross profit	`GrossProfit`	$320.36M	USD	3 Qtrs
Gross profit	`GrossProfit`	$99.42M	USD	1 Quarter
Gross profit	`GrossProfit`	$99.42M	USD	1 Quarter
Gross profit	`GrossProfit`	$251.04M	USD	3 Qtrs
Gross profit	`GrossProfit`	$251.04M	USD	3 Qtrs
Selling, general and administrative expenses	`SellingGeneralAndAdministrativeExpense`	$7.25M	USD	1 Quarter
Selling, general and administrative expenses	`SellingGeneralAndAdministrativeExpense`	$7.25M	USD	1 Quarter
Selling, general and administrative expenses	`SellingGeneralAndAdministrativeExpense`	$21.94M	USD	3 Qtrs
Selling, general and administrative expenses	`SellingGeneralAndAdministrativeExpense`	$21.94M	USD	3 Qtrs
Selling, general and administrative expenses	`SellingGeneralAndAdministrativeExpense`	$7.44M	USD	1 Quarter
Selling, general and administrative expenses	`SellingGeneralAndAdministrativeExpense`	$7.44M	USD	1 Quarter
Selling, general and administrative expenses	`SellingGeneralAndAdministrativeExpense`	$21.22M	USD	3 Qtrs
Selling, general and administrative expenses	`SellingGeneralAndAdministrativeExpense`	$21.22M	USD	3 Qtrs
Income from operations	`OperatingIncomeLoss`	$109.69M	USD	1 Quarter
Income from operations	`OperatingIncomeLoss`	$109.69M	USD	1 Quarter
Income from operations	`OperatingIncomeLoss`	$298.42M	USD	3 Qtrs
Income from operations	`OperatingIncomeLoss`	$298.42M	USD	3 Qtrs
Income from operations	`OperatingIncomeLoss`	$91.98M	USD	1 Quarter
Income from operations	`OperatingIncomeLoss`	$91.98M	USD	1 Quarter
Income from operations	`OperatingIncomeLoss`	$229.82M	USD	3 Qtrs
Income from operations	`OperatingIncomeLoss`	$229.82M	USD	3 Qtrs
Interest expenseWestlake	`InterestExpenseNonoperating`	$6.70M	USD	1 Quarter
Interest expenseWestlake	`InterestExpenseNonoperating`	$6.70M	USD	1 Quarter
Interest expenseWestlake	`InterestExpenseNonoperating`	$19.93M	USD	3 Qtrs
Interest expenseWestlake	`InterestExpenseNonoperating`	$19.93M	USD	3 Qtrs
Interest expenseWestlake	`InterestExpenseNonoperating`	$5.95M	USD	1 Quarter
Interest expenseWestlake	`InterestExpenseNonoperating`	$5.95M	USD	1 Quarter
Interest expenseWestlake	`InterestExpenseNonoperating`	$17.39M	USD	3 Qtrs
Interest expenseWestlake	`InterestExpenseNonoperating`	$17.39M	USD	3 Qtrs
Other income, net	`NonoperatingIncomeExpense`	$1.32M	USD	1 Quarter
Other income, net	`NonoperatingIncomeExpense`	$1.32M	USD	1 Quarter
Other income, net	`NonoperatingIncomeExpense`	$3.92M	USD	3 Qtrs
Other income, net	`NonoperatingIncomeExpense`	$3.92M	USD	3 Qtrs
Other income, net	`NonoperatingIncomeExpense`	$224.00K	USD	1 Quarter
Other income, net	`NonoperatingIncomeExpense`	$224.00K	USD	1 Quarter
Other income, net	`NonoperatingIncomeExpense`	$2.25M	USD	3 Qtrs
Other income, net	`NonoperatingIncomeExpense`	$2.25M	USD	3 Qtrs
Income before income taxes	`IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest`	$104.32M	USD	1 Quarter
Income before income taxes	`IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest`	$104.32M	USD	1 Quarter
Income before income taxes	`IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest`	$282.40M	USD	3 Qtrs
Income before income taxes	`IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest`	$282.40M	USD	3 Qtrs
Income before income taxes	`IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest`	$86.26M	USD	1 Quarter
Income before income taxes	`IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest`	$86.26M	USD	1 Quarter
Income before income taxes	`IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest`	$214.67M	USD	3 Qtrs
Income before income taxes	`IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest`	$214.67M	USD	3 Qtrs
Provision for income taxes	`IncomeTaxExpenseBenefit`	$216.00K	USD	1 Quarter
Provision for income taxes	`IncomeTaxExpenseBenefit`	$216.00K	USD	1 Quarter
Provision for income taxes	`IncomeTaxExpenseBenefit`	$633.00K	USD	3 Qtrs
Provision for income taxes	`IncomeTaxExpenseBenefit`	$633.00K	USD	3 Qtrs
Provision for income taxes	`IncomeTaxExpenseBenefit`	$42.00K	USD	1 Quarter
Provision for income taxes	`IncomeTaxExpenseBenefit`	$42.00K	USD	1 Quarter
Provision for income taxes	`IncomeTaxExpenseBenefit`	$354.00K	USD	3 Qtrs
Provision for income taxes	`IncomeTaxExpenseBenefit`	$354.00K	USD	3 Qtrs
Net income	`ProfitLoss`	$89.65M	USD	1 Quarter
Net income	`ProfitLoss`	$89.65M	USD	1 Quarter
Net income	`ProfitLoss`	$88.03M	USD	1 Quarter
Net income	`ProfitLoss`	$88.03M	USD	1 Quarter
Net income	`ProfitLoss`	$104.10M	USD	1 Quarter
Net income	`ProfitLoss`	$104.10M	USD	1 Quarter
Net income	`ProfitLoss`	$281.77M	USD	3 Qtrs
Net income	`ProfitLoss`	$281.77M	USD	3 Qtrs
Net income	`ProfitLoss`	$42.31M	USD	1 Quarter
Net income	`ProfitLoss`	$42.31M	USD	1 Quarter
Net income	`ProfitLoss`	$85.80M	USD	1 Quarter
Net income	`ProfitLoss`	$85.80M	USD	1 Quarter
Net income	`ProfitLoss`	$86.21M	USD	1 Quarter
Net income	`ProfitLoss`	$86.21M	USD	1 Quarter
Net income	`ProfitLoss`	$214.32M	USD	3 Qtrs
Net income	`ProfitLoss`	$214.32M	USD	3 Qtrs
Less: Net income attributable to noncontrolling interest in OpCo	`NetIncomeLossAttributableToNoncontrollingInterest`	$85.96M	USD	1 Quarter
Less: Net income attributable to noncontrolling interest in OpCo	`NetIncomeLossAttributableToNoncontrollingInterest`	$85.96M	USD	1 Quarter
Less: Net income attributable to noncontrolling interest in OpCo	`NetIncomeLossAttributableToNoncontrollingInterest`	$234.38M	USD	3 Qtrs
Less: Net income attributable to noncontrolling interest in OpCo	`NetIncomeLossAttributableToNoncontrollingInterest`	$234.38M	USD	3 Qtrs
Less: Net income attributable to noncontrolling interest in OpCo	`NetIncomeLossAttributableToNoncontrollingInterest`	$71.56M	USD	1 Quarter
Less: Net income attributable to noncontrolling interest in OpCo	`NetIncomeLossAttributableToNoncontrollingInterest`	$71.56M	USD	1 Quarter
Less: Net income attributable to noncontrolling interest in OpCo	`NetIncomeLossAttributableToNoncontrollingInterest`	$180.16M	USD	3 Qtrs
Less: Net income attributable to noncontrolling interest in OpCo	`NetIncomeLossAttributableToNoncontrollingInterest`	$180.16M	USD	3 Qtrs
Net income attributable to Westlake Chemical Partners LP and limited partners' interest in net income	`NetIncomeLoss`	$18.14M	USD	1 Quarter
Net income attributable to Westlake Chemical Partners LP and limited partners' interest in net income	`NetIncomeLoss`	$18.14M	USD	1 Quarter
Net income attributable to Westlake Chemical Partners LP and limited partners' interest in net income	`NetIncomeLoss`	$47.40M	USD	3 Qtrs
Net income attributable to Westlake Chemical Partners LP and limited partners' interest in net income	`NetIncomeLoss`	$47.40M	USD	3 Qtrs
Net income attributable to Westlake Chemical Partners LP and limited partners' interest in net income	`NetIncomeLoss`	$14.65M	USD	1 Quarter
Net income attributable to Westlake Chemical Partners LP and limited partners' interest in net income	`NetIncomeLoss`	$14.65M	USD	1 Quarter
Net income attributable to Westlake Chemical Partners LP and limited partners' interest in net income	`NetIncomeLoss`	$34.16M	USD	3 Qtrs
Net income attributable to Westlake Chemical Partners LP and limited partners' interest in net income	`NetIncomeLoss`	$34.16M	USD	3 Qtrs
Weighted average limited partner units outstanding (basic and diluted) (in units)	`WeightedAverageNumberOfLimitedPartnershipAndGeneralPartnershipUnitOutstandingBasicAndDiluted`	35.24M	shares	1 Quarter
Weighted average limited partner units outstanding (basic and diluted) (in units)	`WeightedAverageNumberOfLimitedPartnershipAndGeneralPartnershipUnitOutstandingBasicAndDiluted`	35.24M	shares	1 Quarter
Weighted average limited partner units outstanding (basic and diluted) (in units)	`WeightedAverageNumberOfLimitedPartnershipAndGeneralPartnershipUnitOutstandingBasicAndDiluted`	35.23M	shares	3 Qtrs
Weighted average limited partner units outstanding (basic and diluted) (in units)	`WeightedAverageNumberOfLimitedPartnershipAndGeneralPartnershipUnitOutstandingBasicAndDiluted`	35.23M	shares	3 Qtrs
Weighted average limited partner units outstanding (basic and diluted) (in units)	`WeightedAverageNumberOfLimitedPartnershipAndGeneralPartnershipUnitOutstandingBasicAndDiluted`	35.24M	shares	1 Quarter
Weighted average limited partner units outstanding (basic and diluted) (in units)	`WeightedAverageNumberOfLimitedPartnershipAndGeneralPartnershipUnitOutstandingBasicAndDiluted`	35.24M	shares	1 Quarter
Weighted average limited partner units outstanding (basic and diluted) (in units)	`WeightedAverageNumberOfLimitedPartnershipAndGeneralPartnershipUnitOutstandingBasicAndDiluted`	35.24M	shares	3 Qtrs
Weighted average limited partner units outstanding (basic and diluted) (in units)	`WeightedAverageNumberOfLimitedPartnershipAndGeneralPartnershipUnitOutstandingBasicAndDiluted`	35.24M	shares	3 Qtrs

Cash Flow Statement 116 line items

Line Item	Tag	Value	Unit	Period
Net income	`ProfitLoss`	$89.65M	USD	1 Quarter
Net income	`ProfitLoss`	$89.65M	USD	1 Quarter
Net income	`ProfitLoss`	$88.03M	USD	1 Quarter
Net income	`ProfitLoss`	$88.03M	USD	1 Quarter
Net income	`ProfitLoss`	$104.10M	USD	1 Quarter
Net income	`ProfitLoss`	$104.10M	USD	1 Quarter
Net income	`ProfitLoss`	$281.77M	USD	3 Qtrs
Net income	`ProfitLoss`	$281.77M	USD	3 Qtrs
Net income	`ProfitLoss`	$42.31M	USD	1 Quarter
Net income	`ProfitLoss`	$42.31M	USD	1 Quarter
Net income	`ProfitLoss`	$85.80M	USD	1 Quarter
Net income	`ProfitLoss`	$85.80M	USD	1 Quarter
Net income	`ProfitLoss`	$86.21M	USD	1 Quarter
Net income	`ProfitLoss`	$86.21M	USD	1 Quarter
Net income	`ProfitLoss`	$214.32M	USD	3 Qtrs
Net income	`ProfitLoss`	$214.32M	USD	3 Qtrs
Depreciation and amortization	`DepreciationDepletionAndAmortization`	$84.42M	USD	3 Qtrs
Depreciation and amortization	`DepreciationDepletionAndAmortization`	$84.42M	USD	3 Qtrs
Depreciation and amortization	`DepreciationDepletionAndAmortization`	$93.42M	USD	3 Qtrs
Depreciation and amortization	`DepreciationDepletionAndAmortization`	$93.42M	USD	3 Qtrs
Loss from disposition of property, plant and equipment	`GainLossOnDispositionOfAssets`	$-2.24M	USD	3 Qtrs
Loss from disposition of property, plant and equipment	`GainLossOnDispositionOfAssets`	$-2.24M	USD	3 Qtrs
Loss from disposition of property, plant and equipment	`GainLossOnDispositionOfAssets`	$-2.28M	USD	3 Qtrs
Loss from disposition of property, plant and equipment	`GainLossOnDispositionOfAssets`	$-2.28M	USD	3 Qtrs
Other losses (gains), net	`OtherNoncashIncomeExpense`	$14.00K	USD	3 Qtrs
Other losses (gains), net	`OtherNoncashIncomeExpense`	$14.00K	USD	3 Qtrs
Other losses (gains), net	`OtherNoncashIncomeExpense`	$-92.00K	USD	3 Qtrs
Other losses (gains), net	`OtherNoncashIncomeExpense`	$-92.00K	USD	3 Qtrs
Accounts receivablethird parties	`IncreaseDecreaseInAccountsAndOtherReceivables`	$3.86M	USD	3 Qtrs
Accounts receivablethird parties	`IncreaseDecreaseInAccountsAndOtherReceivables`	$3.86M	USD	3 Qtrs
Accounts receivablethird parties	`IncreaseDecreaseInAccountsAndOtherReceivables`	$4.68M	USD	3 Qtrs
Accounts receivablethird parties	`IncreaseDecreaseInAccountsAndOtherReceivables`	$4.68M	USD	3 Qtrs
Net accounts receivableWestlake	`IncreaseDecreaseInAccountsReceivableRelatedParties`	$-6.93M	USD	3 Qtrs
Net accounts receivableWestlake	`IncreaseDecreaseInAccountsReceivableRelatedParties`	$-6.93M	USD	3 Qtrs
Net accounts receivableWestlake	`IncreaseDecreaseInAccountsReceivableRelatedParties`	$38.53M	USD	3 Qtrs
Net accounts receivableWestlake	`IncreaseDecreaseInAccountsReceivableRelatedParties`	$38.53M	USD	3 Qtrs
Inventories	`IncreaseDecreaseInInventories`	$-681.00K	USD	3 Qtrs
Inventories	`IncreaseDecreaseInInventories`	$-681.00K	USD	3 Qtrs
Inventories	`IncreaseDecreaseInInventories`	$-980.00K	USD	3 Qtrs
Inventories	`IncreaseDecreaseInInventories`	$-980.00K	USD	3 Qtrs
Prepaid expenses and other current assets	`IncreaseDecreaseInPrepaidDeferredExpenseAndOtherAssets`	$225.00K	USD	3 Qtrs
Prepaid expenses and other current assets	`IncreaseDecreaseInPrepaidDeferredExpenseAndOtherAssets`	$225.00K	USD	3 Qtrs
Prepaid expenses and other current assets	`IncreaseDecreaseInPrepaidDeferredExpenseAndOtherAssets`	$197.00K	USD	3 Qtrs
Prepaid expenses and other current assets	`IncreaseDecreaseInPrepaidDeferredExpenseAndOtherAssets`	$197.00K	USD	3 Qtrs
Accounts payablethird parties	`IncreaseDecreaseInAccountsPayable`	$-373.00K	USD	3 Qtrs
Accounts payablethird parties	`IncreaseDecreaseInAccountsPayable`	$-373.00K	USD	3 Qtrs
Accounts payablethird parties	`IncreaseDecreaseInAccountsPayable`	$-508.00K	USD	3 Qtrs
Accounts payablethird parties	`IncreaseDecreaseInAccountsPayable`	$-508.00K	USD	3 Qtrs
Accrued and other liabilities	`IncreaseDecreaseInAccruedLiabilities`	$-1.93M	USD	3 Qtrs
Accrued and other liabilities	`IncreaseDecreaseInAccruedLiabilities`	$-1.93M	USD	3 Qtrs
Accrued and other liabilities	`IncreaseDecreaseInAccruedLiabilities`	$16.74M	USD	3 Qtrs
Accrued and other liabilities	`IncreaseDecreaseInAccruedLiabilities`	$16.74M	USD	3 Qtrs
Deferred charges and other assets and others, net	`IncreaseDecreaseInOtherOperatingCapitalNet`	$17.12M	USD	3 Qtrs
Deferred charges and other assets and others, net	`IncreaseDecreaseInOtherOperatingCapitalNet`	$17.12M	USD	3 Qtrs
Deferred charges and other assets and others, net	`IncreaseDecreaseInOtherOperatingCapitalNet`	$123.82M	USD	3 Qtrs
Deferred charges and other assets and others, net	`IncreaseDecreaseInOtherOperatingCapitalNet`	$123.82M	USD	3 Qtrs
Net cash provided by operating activities	`NetCashProvidedByUsedInOperatingActivities`	$352.53M	USD	3 Qtrs
Net cash provided by operating activities	`NetCashProvidedByUsedInOperatingActivities`	$352.53M	USD	3 Qtrs
Net cash provided by operating activities	`NetCashProvidedByUsedInOperatingActivities`	$160.09M	USD	3 Qtrs
Net cash provided by operating activities	`NetCashProvidedByUsedInOperatingActivities`	$160.09M	USD	3 Qtrs
Additions to property, plant and equipment	`PaymentsToAcquirePropertyPlantAndEquipment`	$35.50M	USD	3 Qtrs
Additions to property, plant and equipment	`PaymentsToAcquirePropertyPlantAndEquipment`	$35.50M	USD	3 Qtrs
Additions to property, plant and equipment	`PaymentsToAcquirePropertyPlantAndEquipment`	$69.99M	USD	3 Qtrs
Additions to property, plant and equipment	`PaymentsToAcquirePropertyPlantAndEquipment`	$69.99M	USD	3 Qtrs
Investments with Westlake under the Investment Management Agreement	`InvestmentswithWestlakeundertheInvestmentManagementAgreement`	$15.00M	USD	3 Qtrs
Investments with Westlake under the Investment Management Agreement	`InvestmentswithWestlakeundertheInvestmentManagementAgreement`	$15.00M	USD	3 Qtrs
Investments with Westlake under the Investment Management Agreement	`InvestmentswithWestlakeundertheInvestmentManagementAgreement`	-	USD	3 Qtrs
Investments with Westlake under the Investment Management Agreement	`InvestmentswithWestlakeundertheInvestmentManagementAgreement`	-	USD	3 Qtrs
Maturities of investments with Westlake under the Investment Management Agreement	`MaturitiesofinvestmentswithWestlakeundertheInvestmentManagementAgreement`	-	USD	3 Qtrs
Maturities of investments with Westlake under the Investment Management Agreement	`MaturitiesofinvestmentswithWestlakeundertheInvestmentManagementAgreement`	-	USD	3 Qtrs
Maturities of investments with Westlake under the Investment Management Agreement	`MaturitiesofinvestmentswithWestlakeundertheInvestmentManagementAgreement`	$120.00M	USD	3 Qtrs
Maturities of investments with Westlake under the Investment Management Agreement	`MaturitiesofinvestmentswithWestlakeundertheInvestmentManagementAgreement`	$120.00M	USD	3 Qtrs
Net cash provided by (used for) investing activities	`NetCashProvidedByUsedInInvestingActivities`	$-50.50M	USD	3 Qtrs
Net cash provided by (used for) investing activities	`NetCashProvidedByUsedInInvestingActivities`	$-50.50M	USD	3 Qtrs
Net cash provided by (used for) investing activities	`NetCashProvidedByUsedInInvestingActivities`	$50.01M	USD	3 Qtrs
Net cash provided by (used for) investing activities	`NetCashProvidedByUsedInInvestingActivities`	$50.01M	USD	3 Qtrs
Proceeds from debt payable to Westlake	`ProceedsFromRelatedPartyDebt`	$163.00M	USD	3 Qtrs
Proceeds from debt payable to Westlake	`ProceedsFromRelatedPartyDebt`	$163.00M	USD	3 Qtrs
Proceeds from debt payable to Westlake	`ProceedsFromRelatedPartyDebt`	$135.00M	USD	3 Qtrs
Proceeds from debt payable to Westlake	`ProceedsFromRelatedPartyDebt`	$135.00M	USD	3 Qtrs
Repayment of debt payable to Westlake	`RepaymentsOfRelatedPartyDebt`	$163.00M	USD	3 Qtrs
Repayment of debt payable to Westlake	`RepaymentsOfRelatedPartyDebt`	$163.00M	USD	3 Qtrs
Repayment of debt payable to Westlake	`RepaymentsOfRelatedPartyDebt`	$135.00M	USD	3 Qtrs
Repayment of debt payable to Westlake	`RepaymentsOfRelatedPartyDebt`	$135.00M	USD	3 Qtrs
Distributions to noncontrolling interest retained in OpCo by Westlake	`PaymentsOfDividendsMinorityInterest`	$250.62M	USD	3 Qtrs
Distributions to noncontrolling interest retained in OpCo by Westlake	`PaymentsOfDividendsMinorityInterest`	$250.62M	USD	3 Qtrs
Distributions to noncontrolling interest retained in OpCo by Westlake	`PaymentsOfDividendsMinorityInterest`	$180.65M	USD	3 Qtrs
Distributions to noncontrolling interest retained in OpCo by Westlake	`PaymentsOfDividendsMinorityInterest`	$180.65M	USD	3 Qtrs
Distributions to unitholders	`DistributionMadeToLimitedPartnerCashDistributionsPaid`	$49.82M	USD	3 Qtrs
Distributions to unitholders	`DistributionMadeToLimitedPartnerCashDistributionsPaid`	$49.82M	USD	3 Qtrs
Distributions to unitholders	`DistributionMadeToLimitedPartnerCashDistributionsPaid`	$49.84M	USD	3 Qtrs
Distributions to unitholders	`DistributionMadeToLimitedPartnerCashDistributionsPaid`	$49.84M	USD	3 Qtrs
Net cash used for financing activities	`NetCashProvidedByUsedInFinancingActivities`	$-300.45M	USD	3 Qtrs
Net cash used for financing activities	`NetCashProvidedByUsedInFinancingActivities`	$-300.45M	USD	3 Qtrs
Net cash used for financing activities	`NetCashProvidedByUsedInFinancingActivities`	$-230.48M	USD	3 Qtrs
Net cash used for financing activities	`NetCashProvidedByUsedInFinancingActivities`	$-230.48M	USD	3 Qtrs
Net increase (decrease) in cash and cash equivalents	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect`	$1.59M	USD	3 Qtrs
Net increase (decrease) in cash and cash equivalents	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect`	$1.59M	USD	3 Qtrs
Net increase (decrease) in cash and cash equivalents	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect`	$-20.38M	USD	3 Qtrs
Net increase (decrease) in cash and cash equivalents	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect`	$-20.38M	USD	3 Qtrs
Cash and cash equivalents at beginning of period	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents`	$58.62M	USD	Point-in-time
Cash and cash equivalents at beginning of period	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents`	$58.62M	USD	Point-in-time
Cash and cash equivalents at beginning of period	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents`	$60.21M	USD	Point-in-time
Cash and cash equivalents at beginning of period	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents`	$60.21M	USD	Point-in-time
Cash and cash equivalents at beginning of period	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents`	$58.32M	USD	Point-in-time
Cash and cash equivalents at beginning of period	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents`	$58.32M	USD	Point-in-time
Cash and cash equivalents at beginning of period	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents`	$37.94M	USD	Point-in-time
Cash and cash equivalents at beginning of period	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents`	$37.94M	USD	Point-in-time
Cash and cash equivalents at end of period	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents`	$58.62M	USD	Point-in-time
Cash and cash equivalents at end of period	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents`	$58.62M	USD	Point-in-time
Cash and cash equivalents at end of period	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents`	$60.21M	USD	Point-in-time
Cash and cash equivalents at end of period	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents`	$60.21M	USD	Point-in-time
Cash and cash equivalents at end of period	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents`	$58.32M	USD	Point-in-time
Cash and cash equivalents at end of period	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents`	$58.32M	USD	Point-in-time
Cash and cash equivalents at end of period	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents`	$37.94M	USD	Point-in-time
Cash and cash equivalents at end of period	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents`	$37.94M	USD	Point-in-time

Stockholders Equity 78 line items

Line Item	Tag	Value	Unit	Period
Total equity	`PartnersCapitalIncludingPortionAttributableToNoncontrollingInterest`	$856.25M	USD	Point-in-time
Total equity	`PartnersCapitalIncludingPortionAttributableToNoncontrollingInterest`	$856.25M	USD	Point-in-time
Total equity	`PartnersCapitalIncludingPortionAttributableToNoncontrollingInterest`	$848.25M	USD	Point-in-time
Total equity	`PartnersCapitalIncludingPortionAttributableToNoncontrollingInterest`	$848.25M	USD	Point-in-time
Total equity	`PartnersCapitalIncludingPortionAttributableToNoncontrollingInterest`	$834.85M	USD	Point-in-time
Total equity	`PartnersCapitalIncludingPortionAttributableToNoncontrollingInterest`	$834.85M	USD	Point-in-time
Total equity	`PartnersCapitalIncludingPortionAttributableToNoncontrollingInterest`	$837.81M	USD	Point-in-time
Total equity	`PartnersCapitalIncludingPortionAttributableToNoncontrollingInterest`	$837.81M	USD	Point-in-time
Total equity	`PartnersCapitalIncludingPortionAttributableToNoncontrollingInterest`	$829.31M	USD	Point-in-time
Total equity	`PartnersCapitalIncludingPortionAttributableToNoncontrollingInterest`	$829.31M	USD	Point-in-time
Total equity	`PartnersCapitalIncludingPortionAttributableToNoncontrollingInterest`	$803.11M	USD	Point-in-time
Total equity	`PartnersCapitalIncludingPortionAttributableToNoncontrollingInterest`	$803.11M	USD	Point-in-time
Total equity	`PartnersCapitalIncludingPortionAttributableToNoncontrollingInterest`	$831.16M	USD	Point-in-time
Total equity	`PartnersCapitalIncludingPortionAttributableToNoncontrollingInterest`	$831.16M	USD	Point-in-time
Total equity	`PartnersCapitalIncludingPortionAttributableToNoncontrollingInterest`	$813.31M	USD	Point-in-time
Total equity	`PartnersCapitalIncludingPortionAttributableToNoncontrollingInterest`	$813.31M	USD	Point-in-time
Net income	`ProfitLoss`	$89.65M	USD	1 Quarter
Net income	`ProfitLoss`	$89.65M	USD	1 Quarter
Net income	`ProfitLoss`	$88.03M	USD	1 Quarter
Net income	`ProfitLoss`	$88.03M	USD	1 Quarter
Net income	`ProfitLoss`	$104.10M	USD	1 Quarter
Net income	`ProfitLoss`	$104.10M	USD	1 Quarter
Net income	`ProfitLoss`	$281.77M	USD	3 Qtrs
Net income	`ProfitLoss`	$281.77M	USD	3 Qtrs
Net income	`ProfitLoss`	$42.31M	USD	1 Quarter
Net income	`ProfitLoss`	$42.31M	USD	1 Quarter
Net income	`ProfitLoss`	$85.80M	USD	1 Quarter
Net income	`ProfitLoss`	$85.80M	USD	1 Quarter
Net income	`ProfitLoss`	$86.21M	USD	1 Quarter
Net income	`ProfitLoss`	$86.21M	USD	1 Quarter
Net income	`ProfitLoss`	$214.32M	USD	3 Qtrs
Net income	`ProfitLoss`	$214.32M	USD	3 Qtrs
Units issued for vested phantom units	`StockIssuedDuringPeriodValueOther`	$55.00K	USD	1 Quarter
Units issued for vested phantom units	`StockIssuedDuringPeriodValueOther`	$55.00K	USD	1 Quarter
Units issued for vested phantom units	`StockIssuedDuringPeriodValueOther`	$183.00K	USD	1 Quarter
Units issued for vested phantom units	`StockIssuedDuringPeriodValueOther`	$183.00K	USD	1 Quarter
Units issued for vested phantom units	`StockIssuedDuringPeriodValueOther`	$161.00K	USD	1 Quarter
Units issued for vested phantom units	`StockIssuedDuringPeriodValueOther`	$161.00K	USD	1 Quarter
Distribution to unitholders	`LimitedPartnersCapitalAccountDistributionAmount`	$16.61M	USD	1 Quarter
Distribution to unitholders	`LimitedPartnersCapitalAccountDistributionAmount`	$16.61M	USD	1 Quarter
Distribution to unitholders	`LimitedPartnersCapitalAccountDistributionAmount`	$16.61M	USD	1 Quarter
Distribution to unitholders	`LimitedPartnersCapitalAccountDistributionAmount`	$16.61M	USD	1 Quarter
Distribution to unitholders	`LimitedPartnersCapitalAccountDistributionAmount`	$16.61M	USD	1 Quarter
Distribution to unitholders	`LimitedPartnersCapitalAccountDistributionAmount`	$16.61M	USD	1 Quarter
Distribution to unitholders	`LimitedPartnersCapitalAccountDistributionAmount`	$16.61M	USD	1 Quarter
Distribution to unitholders	`LimitedPartnersCapitalAccountDistributionAmount`	$16.61M	USD	1 Quarter
Distribution to unitholders	`LimitedPartnersCapitalAccountDistributionAmount`	$16.61M	USD	1 Quarter
Distribution to unitholders	`LimitedPartnersCapitalAccountDistributionAmount`	$16.61M	USD	1 Quarter
Distribution to unitholders	`LimitedPartnersCapitalAccountDistributionAmount`	$16.61M	USD	1 Quarter
Distribution to unitholders	`LimitedPartnersCapitalAccountDistributionAmount`	$16.61M	USD	1 Quarter
Distribution to noncontrolling interest retained in OpCo by Westlake	`MinorityInterestDecreaseFromDistributionsToNoncontrollingInterestHolders`	$81.04M	USD	1 Quarter
Distribution to noncontrolling interest retained in OpCo by Westlake	`MinorityInterestDecreaseFromDistributionsToNoncontrollingInterestHolders`	$81.04M	USD	1 Quarter
Distribution to noncontrolling interest retained in OpCo by Westlake	`MinorityInterestDecreaseFromDistributionsToNoncontrollingInterestHolders`	$84.87M	USD	1 Quarter
Distribution to noncontrolling interest retained in OpCo by Westlake	`MinorityInterestDecreaseFromDistributionsToNoncontrollingInterestHolders`	$84.87M	USD	1 Quarter
Distribution to noncontrolling interest retained in OpCo by Westlake	`MinorityInterestDecreaseFromDistributionsToNoncontrollingInterestHolders`	$84.71M	USD	1 Quarter
Distribution to noncontrolling interest retained in OpCo by Westlake	`MinorityInterestDecreaseFromDistributionsToNoncontrollingInterestHolders`	$84.71M	USD	1 Quarter
Distribution to noncontrolling interest retained in OpCo by Westlake	`MinorityInterestDecreaseFromDistributionsToNoncontrollingInterestHolders`	$51.91M	USD	1 Quarter
Distribution to noncontrolling interest retained in OpCo by Westlake	`MinorityInterestDecreaseFromDistributionsToNoncontrollingInterestHolders`	$51.91M	USD	1 Quarter
Distribution to noncontrolling interest retained in OpCo by Westlake	`MinorityInterestDecreaseFromDistributionsToNoncontrollingInterestHolders`	$41.12M	USD	1 Quarter
Distribution to noncontrolling interest retained in OpCo by Westlake	`MinorityInterestDecreaseFromDistributionsToNoncontrollingInterestHolders`	$41.12M	USD	1 Quarter
Distribution to noncontrolling interest retained in OpCo by Westlake	`MinorityInterestDecreaseFromDistributionsToNoncontrollingInterestHolders`	$87.61M	USD	1 Quarter
Distribution to noncontrolling interest retained in OpCo by Westlake	`MinorityInterestDecreaseFromDistributionsToNoncontrollingInterestHolders`	$87.61M	USD	1 Quarter
Total equity	`PartnersCapitalIncludingPortionAttributableToNoncontrollingInterest`	$856.25M	USD	Point-in-time
Total equity	`PartnersCapitalIncludingPortionAttributableToNoncontrollingInterest`	$856.25M	USD	Point-in-time
Total equity	`PartnersCapitalIncludingPortionAttributableToNoncontrollingInterest`	$848.25M	USD	Point-in-time
Total equity	`PartnersCapitalIncludingPortionAttributableToNoncontrollingInterest`	$848.25M	USD	Point-in-time
Total equity	`PartnersCapitalIncludingPortionAttributableToNoncontrollingInterest`	$834.85M	USD	Point-in-time
Total equity	`PartnersCapitalIncludingPortionAttributableToNoncontrollingInterest`	$834.85M	USD	Point-in-time
Total equity	`PartnersCapitalIncludingPortionAttributableToNoncontrollingInterest`	$837.81M	USD	Point-in-time
Total equity	`PartnersCapitalIncludingPortionAttributableToNoncontrollingInterest`	$837.81M	USD	Point-in-time
Total equity	`PartnersCapitalIncludingPortionAttributableToNoncontrollingInterest`	$829.31M	USD	Point-in-time
Total equity	`PartnersCapitalIncludingPortionAttributableToNoncontrollingInterest`	$829.31M	USD	Point-in-time
Total equity	`PartnersCapitalIncludingPortionAttributableToNoncontrollingInterest`	$803.11M	USD	Point-in-time
Total equity	`PartnersCapitalIncludingPortionAttributableToNoncontrollingInterest`	$803.11M	USD	Point-in-time
Total equity	`PartnersCapitalIncludingPortionAttributableToNoncontrollingInterest`	$831.16M	USD	Point-in-time
Total equity	`PartnersCapitalIncludingPortionAttributableToNoncontrollingInterest`	$831.16M	USD	Point-in-time
Total equity	`PartnersCapitalIncludingPortionAttributableToNoncontrollingInterest`	$813.31M	USD	Point-in-time
Total equity	`PartnersCapitalIncludingPortionAttributableToNoncontrollingInterest`	$813.31M	USD	Point-in-time

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