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Consolidated Statements of Comprehensive Loss (Parenthetical) - USD ($)
3 Months Ended 6 Months Ended
Apr. 01, 2023
Mar. 26, 2022
Apr. 01, 2023
Mar. 26, 2022
Statement of Comprehensive Income [Abstract]        
Tax $ (2,000,000.0) $ 6.5 $ (2,900,000) $ 9.1