Pension Plans and Postretirement Benefits (Percentage of Plan Assets) (Details) - Pension Plan	Jan. 02, 2022	Jan. 03, 2021
Domestic
Defined Benefit Plan Disclosure [Line Items]
Actual asset allocation	100.00%	100.00%
Domestic | Equity instruments
Defined Benefit Plan Disclosure [Line Items]
Actual asset allocation	34.00%	38.00%
Domestic | Fixed income instruments
Defined Benefit Plan Disclosure [Line Items]
Actual asset allocation	55.00%	49.00%
Domestic | Alternatives and other
Defined Benefit Plan Disclosure [Line Items]
Actual asset allocation	11.00%	13.00%
Foreign
Defined Benefit Plan Disclosure [Line Items]
Actual asset allocation	100.00%	100.00%
Foreign | Equity instruments
Defined Benefit Plan Disclosure [Line Items]
Actual asset allocation	55.00%	52.00%
Foreign | Fixed income instruments
Defined Benefit Plan Disclosure [Line Items]
Actual asset allocation	25.00%	25.00%
Foreign | Alternatives and other
Defined Benefit Plan Disclosure [Line Items]
Actual asset allocation	20.00%	23.00%