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Discontinued Operations (Details) - USD ($)
shares in Millions, $ in Millions
3 Months Ended
Aug. 28, 2021
Jun. 25, 2022
Apr. 01, 2023
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]      
Duties receivable     $ 38
Lumber and Newsprint Facilities | Discontinued Operations, Disposed of by Sale      
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]      
Gross purchase price $ 232    
Equity interests to be received (in shares) 28.7    
Equity interests to be received $ 42    
Rights to duty refunds     $ 112
Lumber and Newsprint Facilities | Discontinued Operations, Disposed of by Sale | GreenFirst      
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]      
Sale of common shares   $ 43