XML 116 R102.htm IDEA: XBRL DOCUMENT v3.24.0.1
Retirement Benefit Plans - Plans with Benefit Obligations in Excess of Plan Assets (Detail) - USD ($)
$ in Millions
Dec. 31, 2023
Dec. 31, 2022
United States [Member]    
Pension Plans, Postretirement and Other Employee Benefits [Line Items]    
Projected benefit obligation $ 1.3 $ 1.5
Foreign [Member]    
Pension Plans, Postretirement and Other Employee Benefits [Line Items]    
Projected benefit obligation 27.2 26.8
Plan assets at fair market value $ 8.6 $ 7.9