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Discontinued Operations - Narrative (Details) - USD ($) $ in Millions |  | 1 Months Ended | 3 Months Ended | 9 Months Ended |  |  |
--- | --- | --- | --- | --- | --- | --- | ---
Aug. 01, 2022 | Mar. 31, 2022 | Sep. 30, 2022 | Sep. 30, 2022 | Sep. 30, 2021 | Nov. 03, 2022 | Aug. 31, 2022 | Dec. 31, 2021
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items] |  |  |  |  |  |  |  |
Proceeds from Divestiture of Businesses |  |  |  | $ 265 | $ 0 |  |  |
Long-term assets of discontinued operations |  |  | $ 0 | 0 |  |  |  | $ 87
Equity Method Investment, Realized Gain (Loss) on Disposal |  |  |  | $ 157 | $ 0 |  |  |
Discontinued Operations, Disposed of by Sale | EWP Segment Assets |  |  |  |  |  |  |  |
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items] |  |  |  |  |  |  |  |
Equity Method Investment, Ownership Percentage |  | 50.00% | 50.00% | 50.00% |  |  |  |
Proceeds from Divestiture of Interest in Joint Venture |  |  |  | $ 59 |  |  |  |
EWP Segment Assets | Discontinued Operations, Disposed of by Sale |  |  |  |  |  |  |  |
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items] |  |  |  |  |  |  |  |
Disposal Group, Including Discontinued Operation, Consideration | $ 217 |  |  |  |  |  |  |
Direct transaction costs |  |  |  | 12 |  |  |  |
Proceeds from Divestiture of Businesses | 202 |  |  | 205 |  |  |  |
Long-term assets of discontinued operations | 87 |  |  |  |  |  |  |
Gain on sale | $ 118 |  |  |  |  |  |  |
Amount collected on purchaser's behalf |  |  | $ 33 |  |  |  |  |
Amount due to purchaser |  |  | $ 14 | $ 14 |  |  |  |
EWP Segment Assets | Discontinued Operations, Disposed of by Sale | Subsequent Event |  |  |  |  |  |  |  |
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items] |  |  |  |  |  |  |  |
Disposal Group, Including Discontinued Operation, Consideration |  |  |  |  |  | $ 3 |  |
EWP Segment Assets | Discontinued Operations, Held-for-sale |  |  |  |  |  |  |  |
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items] |  |  |  |  |  |  |  |
Disposal Group, Including Discontinued Operation, Consideration |  |  |  |  |  |  | $ 217 |
Disposal Group, Including Discontinued Operation, Support Period | 8 months |  |  |  |  |  |  |
EWP Segment Assets | Discontinued Operations, Held-for-sale | Subsequent Event |  |  |  |  |  |  |  |
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items] |  |  |  |  |  |  |  |
Disposal Group, Including Discontinued Operation, Consideration |  |  |  |  |  | $ 3 |  |
Resolute Forest Products Inc. | Discontinued Operations, Disposed of by Sale |  |  |  |  |  |  |  |
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items] |  |  |  |  |  |  |  |
Proceeds from Divestiture of Businesses |  | $ 59 |  |  |  |  |  |
Equity Method Investments |  | 19 |  |  |  |  |  |
Equity Method Investment, Realized Gain (Loss) on Disposal |  | $ 39 |  |  |  |  |  |

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