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Revenue Accounting for Contracts - Contract Liabilities (Details) - USD ($)
$ in Millions
3 Months Ended 6 Months Ended
Apr. 01, 2022
Apr. 02, 2021
Apr. 01, 2022
Apr. 02, 2021
Revenue from Contract with Customer [Abstract]        
Revenue recognized included in contract liability $ 79.6 $ 96.5 $ 371.0 $ 355.6