v3.25.2
Accumulated Other Comprehensive Loss (Details) - USD ($)
$ in Millions
 3 Months Ended 6 Months Ended
Jun. 30, 2025
Jun. 30, 2024
Jun. 30, 2025
Jun. 30, 2024
AOCI Including Portion Attributable to Noncontrolling Interest, Net of Tax [Roll Forward]        
Balances, beginning of period $ 984 $ 683 $ 931 $ 678
Total other comprehensive income (loss), net of tax 35 (10) 52 (25)
Balances, end of period 1,113 786 1,113 786
​Foreign Currency Translation        
AOCI Including Portion Attributable to Noncontrolling Interest, Net of Tax [Roll Forward]        
Balances, beginning of period (71) (64) (88) (49)
Amounts before reclassifications 36 (10) 53 (25)
Amounts reclassified out 0 0 0 0
Total other comprehensive income (loss), net of tax 36 (10) 53 (25)
Balances, end of period (35) (74) (35) (74)
Pension and Postretirement Plans        
AOCI Including Portion Attributable to Noncontrolling Interest, Net of Tax [Roll Forward]        
Balances, beginning of period (79) (96) (79) (97)
Amounts before reclassifications 0 (1) 0 (1)
Amounts reclassified out (1) 1 (1) 2
Total other comprehensive income (loss), net of tax (1) 0 (1) 1
Balances, end of period (80) (96) (80) (96)
Accumulated Other Comprehensive Loss        
AOCI Including Portion Attributable to Noncontrolling Interest, Net of Tax [Roll Forward]        
Balances, beginning of period (150) (160) (167) (146)
Amounts before reclassifications 36 (11) 53 (26)
Amounts reclassified out (1) 1 (1) 2
Total other comprehensive income (loss), net of tax 35 (10) 52 (24)
Balances, end of period $ (115) $ (170) $ (115) $ (170)