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Investment in Persol Holdings - Narrative (Details) - USD ($)
$ in Millions
3 Months Ended 9 Months Ended
Oct. 03, 2021
Sep. 27, 2020
Oct. 03, 2021
Sep. 27, 2020
Investment in Persol Holdings [Abstract]        
Gain (loss) on investment in Persol Holdings $ 35.5 $ 16.8 $ 71.8 $ (31.4)