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Discontinued Operations - Narrative (Details) - USD ($) $ in Millions |  | 1 Months Ended | 6 Months Ended
--- | --- | --- | ---
Aug. 01, 2022 | Mar. 31, 2022 | Jun. 30, 2023 | Jun. 30, 2022
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items] |  |  |  |
Proceeds from divestiture of business |  |  | $ 0 | $ 59
Equity Method Investment, Realized Gain (Loss) on Disposal |  |  | $ 0 | $ 39
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% |
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 business |  |  | $ 205 |
Gain on sale | $ 118 |  |  |
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 business |  | $ 59 |  |
Equity Method Investment, Realized Gain (Loss) on Disposal |  | $ 39 |  |

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- Definition Amount before tax of (gain) loss recognized for the (reversal of write-down) write-down to fair value, less cost to sell, of a discontinued operation. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Topic 205 -SubTopic 20 -Name Accounting Standards Codification -Section 45 -Paragraph 3B -Publisher FASB -URI https://asc.fasb.org//1943274/2147483475/205-20-45-3B Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Topic 205 -SubTopic 20 -Name Accounting Standards Codification -Section 50 -Paragraph 1 -Subparagraph (b) -Publisher FASB -URI https://asc.fasb.org//1943274/2147483499/205-20-50-1 Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef -Topic 205 -SubTopic 20 -Name Accounting Standards Codification -Section 45 -Paragraph 3 -Publisher FASB -URI https://asc.fasb.org//1943274/2147483475/205-20-45-3 + Details
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