XML 73 R61.htm IDEA: XBRL DOCUMENT v3.21.2
Employee Benefit and Retirement Plans - Schedule of Company's Pension Cost And Supplemental Retirement Plans (Detail) - USD ($)
$ in Millions
 3 Months Ended 9 Months Ended
Sep. 30, 2021
Sep. 30, 2020
Sep. 30, 2021
Sep. 30, 2020
Pension Benefits | U.S.        
Defined Benefit Plan Disclosure [Line Items]        
Service cost $ 0 $ 0 $ 0 $ 0
Interest cost 5 10 15 28
Expected return on plan assets (13) (16) (38) (46)
Amortization 5 6 16 18
Settlements 0 0 0 1
Total (income) expense (3) 0 (7) 1
Pension Benefits | International        
Defined Benefit Plan Disclosure [Line Items]        
Service cost 1 1 3 3
Interest cost 2 2 5 7
Expected return on plan assets (1) (2) (3) (5)
Amortization 1 1 3 2
Settlements 0 0 0 0
Total (income) expense 3 2 8 7
Postretirement Benefits        
Defined Benefit Plan Disclosure [Line Items]        
Interest cost 0 0 0 1
Amortization (1) (1) (3) (4)
Total (income) expense $ (1) $ (1) $ (3) $ (3)