XML 130 R105.htm IDEA: XBRL DOCUMENT v3.22.4
Employee Benefit Plans - Changes in Benefit Obligation and Plan Assets (Details) - USD ($)
$ in Millions
 12 Months Ended
Dec. 31, 2022
Dec. 31, 2021
Change in plan assets:    
Fair value of plan assets as of January 1, $ 279  
Fair value of plan assets as of December 31, 227 $ 279
Defined Pension  Benefits    
Change in benefit obligation:    
Accumulated benefit obligation as of January 1, 163 178
Service cost 1 1
Interest cost 4 4
Benefits paid (11) (12)
Actuarial loss (gain) (29) (8)
Accumulated benefit obligation as of December 31, 128 163
Change in plan assets:    
Fair value of plan assets as of January 1, 273 274
Actual return on plan assets (41) 10
Employer contributions 1 1
Benefits paid (11) (12)
Fair value of plan assets as of December 31, 222 273
Over (under) funded status as of December 31, 94 110
Other Postretirement Benefits    
Change in benefit obligation:    
Accumulated benefit obligation as of January 1, 16 21
Service cost 0 0
Interest cost 0 0
Benefits paid (1) (2)
Actuarial loss (gain) (3) (3)
Accumulated benefit obligation as of December 31, 12 16
Change in plan assets:    
Fair value of plan assets as of January 1, 6 6
Actual return on plan assets (1) 1
Employer contributions 1 1
Benefits paid (1) (2)
Fair value of plan assets as of December 31, 5 6
Over (under) funded status as of December 31, $ (7) $ (10)