XML 42 R32.htm IDEA: XBRL DOCUMENT v3.22.1
Benefit Plans - Schedule of Net Benefit Costs (Details) - USD ($)
$ in Thousands
3 Months Ended
Mar. 31, 2022
Mar. 31, 2021
Retirement Benefits [Abstract]    
Service cost $ 2,652 $ 2,735
Interest cost 2,860 2,580
Expected return on assets (5,043) (4,752)
Unrecognized actuarial loss 1,164 1,780
Amortization of prior service cost 4 12
Net periodic benefit cost $ 1,637 $ 2,355