Benefit Plans and Other Postretirement Benefits, Defined contribution plans (Details) - USD ($) $ in Millions		12 Months Ended
	Jan. 01, 2023	Dec. 31, 2022	Dec. 31, 2021	Dec. 31, 2020
Defined Contribution Plan Disclosure
Contributions to U.S. defined contribution plans by the Company, maximum percentage of eligible compensation		6.00%	6.00%	6.00%
Matching contributions to U.S. defined contribution plans by the Company		$ 18.0	$ 16.2	$ 13.3
Subsequent Event
Defined Contribution Plan Disclosure
Contributions to U.S. defined contribution plans by the Company, maximum percentage of eligible compensation	7.00%