XML 118 R105.htm IDEA: XBRL DOCUMENT v3.22.4
Postretirement Plans - Summary of Change in Benefit Obligation (Detail) - U.S. Postretirement Health Care Plans - USD ($)
$ in Millions
12 Months Ended
Dec. 31, 2022
Jan. 01, 2022
Jan. 02, 2021
Defined Benefit Plan, Change in Benefit Obligation [Roll Forward]      
Benefit obligation at beginning of year $ 47.5 $ 50.6  
Interest cost 1.2 1.1 $ 1.5
Plan participant contributions 0.2 0.2  
Benefits paid (3.8) (3.6)  
Actuarial gain (7.8) (0.8)  
Benefit obligation at end of year $ 37.3 $ 47.5 $ 50.6