| Label | Element | Value |
|---|---|---|
| Payments of Dividends | us-gaap_PaymentsOfDividends | $ 19,000,000 |
| Payments of Dividends | us-gaap_PaymentsOfDividends | $ 17,000,000 |
| Share-Based Payment Arrangement, Shares Withheld for Tax Withholding Obligation | us-gaap_SharesPaidForTaxWithholdingForShareBasedCompensation | 6,000,000 |
| Share-Based Payment Arrangement, Shares Withheld for Tax Withholding Obligation | us-gaap_SharesPaidForTaxWithholdingForShareBasedCompensation | 10,000,000 |
| Shares Issued, Value, Share-Based Payment Arrangement, after Forfeiture | us-gaap_StockIssuedDuringPeriodValueShareBasedCompensation | $ 0 |
| Shares Issued, Value, Share-Based Payment Arrangement, after Forfeiture | us-gaap_StockIssuedDuringPeriodValueShareBasedCompensation | 0 |
| Common stock, Value, Shares acquired | lpx_CommonstockValueSharesacquired | 13,000,000 |
| Other Comprehensive Income (Loss), Net of Tax | us-gaap_OtherComprehensiveIncomeLossNetOfTax | 19,000,000 |
| Other Comprehensive Income (Loss), Net of Tax | us-gaap_OtherComprehensiveIncomeLossNetOfTax | (15,000,000) |
| APIC, Share-Based Payment Arrangement, Increase for Cost Recognition | us-gaap_AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue | 6,000,000 |
| APIC, Share-Based Payment Arrangement, Increase for Cost Recognition | us-gaap_AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue | 4,000,000 |
| Common Stock [Member] | ||
| Common Stock, Value, Outstanding | us-gaap_CommonStockValueOutstanding | 88,000,000 |
| Common Stock, Value, Outstanding | us-gaap_CommonStockValueOutstanding | $ 88,000,000 |
| Common Stock, Shares, Outstanding | us-gaap_CommonStockSharesOutstanding | 88,000,000 |
| Common Stock, Shares, Outstanding | us-gaap_CommonStockSharesOutstanding | 88,000,000 |
| Common stock, Value, Shares acquired | lpx_CommonstockValueSharesacquired | $ 0 |
| Common stock, Shares acquired | lpx_CommonstockSharesacquired | 0 |
| AOCI Attributable to Parent [Member] | ||
| Accumulated Other Comprehensive Income (Loss), Net of Tax | us-gaap_AccumulatedOtherComprehensiveIncomeLossNetOfTax | $ (104,000,000) |
| Accumulated Other Comprehensive Income (Loss), Net of Tax | us-gaap_AccumulatedOtherComprehensiveIncomeLossNetOfTax | (80,000,000) |
| Other Comprehensive Income (Loss), Net of Tax | us-gaap_OtherComprehensiveIncomeLossNetOfTax | 19,000,000 |
| Other Comprehensive Income (Loss), Net of Tax | us-gaap_OtherComprehensiveIncomeLossNetOfTax | (15,000,000) |
| Retained Earnings [Member] | ||
| Net Income (Loss) | us-gaap_NetIncomeLoss | 21,000,000 |
| Net Income (Loss) | us-gaap_NetIncomeLoss | 108,000,000 |
| Payments of Dividends | us-gaap_PaymentsOfDividends | 19,000,000 |
| Payments of Dividends | us-gaap_PaymentsOfDividends | 17,000,000 |
| Retained Earnings (Accumulated Deficit) | us-gaap_RetainedEarningsAccumulatedDeficit | 1,375,000,000 |
| Retained Earnings (Accumulated Deficit) | us-gaap_RetainedEarningsAccumulatedDeficit | 1,555,000,000 |
| Common stock, Value, Shares acquired | lpx_CommonstockValueSharesacquired | $ 13,000,000 |
| Treasury Stock, Common [Member] | ||
| Share-Based Payment Arrangement, Shares Withheld for Tax Withholding Obligation | us-gaap_SharesPaidForTaxWithholdingForShareBasedCompensation | 6,000,000 |
| Share-Based Payment Arrangement, Shares Withheld for Tax Withholding Obligation | us-gaap_SharesPaidForTaxWithholdingForShareBasedCompensation | 10,000,000 |
| Shares Issued, Value, Share-Based Payment Arrangement, after Forfeiture | us-gaap_StockIssuedDuringPeriodValueShareBasedCompensation | $ 10,000,000 |
| Shares Issued, Value, Share-Based Payment Arrangement, after Forfeiture | us-gaap_StockIssuedDuringPeriodValueShareBasedCompensation | $ 6,000,000 |
| Shares Issued, Shares, Share-Based Payment Arrangement, after Forfeiture | us-gaap_StockIssuedDuringPeriodSharesShareBasedCompensation | 0 |
| Shares Issued, Shares, Share-Based Payment Arrangement, after Forfeiture | us-gaap_StockIssuedDuringPeriodSharesShareBasedCompensation | 0 |
| Treasury Stock, Common, Shares | us-gaap_TreasuryStockCommonShares | 16,000,000 |
| Treasury Stock, Common, Shares | us-gaap_TreasuryStockCommonShares | 16,000,000 |
| Treasury Stock, Value | us-gaap_TreasuryStockValue | $ (388,000,000) |
| Treasury Stock, Value | us-gaap_TreasuryStockValue | (386,000,000) |
| Additional Paid-in Capital [Member] | ||
| Shares Issued, Value, Share-Based Payment Arrangement, after Forfeiture | us-gaap_StockIssuedDuringPeriodValueShareBasedCompensation | 6,000,000 |
| Shares Issued, Value, Share-Based Payment Arrangement, after Forfeiture | us-gaap_StockIssuedDuringPeriodValueShareBasedCompensation | 10,000,000 |
| Additional Paid in Capital, Common Stock | us-gaap_AdditionalPaidInCapitalCommonStock | 465,000,000 |
| Additional Paid in Capital, Common Stock | us-gaap_AdditionalPaidInCapitalCommonStock | 455,000,000 |
| APIC, Share-Based Payment Arrangement, Increase for Cost Recognition | us-gaap_AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue | 4,000,000 |
| APIC, Share-Based Payment Arrangement, Increase for Cost Recognition | us-gaap_AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue | $ 6,000,000 |