v3.25.4
Shareholders' Equity - Schedule of Accumulated Other Comprehensive Loss (Details) - USD ($)
$ in Millions
 12 Months Ended
Dec. 31, 2025
Dec. 31, 2024
Dec. 31, 2023
AOCI Including Portion Attributable to Noncontrolling Interest, Net of Tax [Roll Forward]      
Beginning balance $ 11,070 $ 11,868 $ 12,275
Amounts reclassified from accumulated other comprehensive loss 39 (91) 60
Other comprehensive income (loss), net of tax 438 (495) (218)
Ending balance 12,307 11,070 11,868
Other comprehensive income (loss), tax (13) 21 19
Foreign currency translation adjustments and other      
AOCI Including Portion Attributable to Noncontrolling Interest, Net of Tax [Roll Forward]      
Beginning balance (2,530) (1,942) (1,712)
Other comprehensive (loss) income before reclassifications 361 (713) (235)
Amounts reclassified from accumulated other comprehensive loss 145
Equity method affiliates 22 (20) 5
Other comprehensive income (loss), net of tax 383 (588) (230)
Ending balance (2,147) (2,530) (1,942)
Other comprehensive income (loss), tax 17 50 12
Unamortized actuarial gains (losses) and prior service (costs) credits      
AOCI Including Portion Attributable to Noncontrolling Interest, Net of Tax [Roll Forward]      
Beginning balance 42 (142) (118)
Other comprehensive (loss) income before reclassifications (18) 192 1
Amounts reclassified from accumulated other comprehensive loss (31) (8) (25)
Other comprehensive income (loss), net of tax (49) 184 (24)
Ending balance (7) 42 (142)
Other comprehensive income (loss), tax (5) (58) (1)
Net unrealized losses on investments      
AOCI Including Portion Attributable to Noncontrolling Interest, Net of Tax [Roll Forward]      
Beginning balance (3) (3) (3)
Other comprehensive income (loss), net of tax 0 0 0
Ending balance (3) (3) (3)
Realized and unrealized gains (losses) on derivatives      
AOCI Including Portion Attributable to Noncontrolling Interest, Net of Tax [Roll Forward]      
Beginning balance (52) 39 3
Other comprehensive (loss) income before reclassifications 112 (45) 71
Amounts reclassified from accumulated other comprehensive loss (8) (46) (35)
Other comprehensive income (loss), net of tax 104 (91) 36
Ending balance 52 (52) 39
Other comprehensive income (loss), tax (35) 29 8
Accumulated other comprehensive loss      
AOCI Including Portion Attributable to Noncontrolling Interest, Net of Tax [Roll Forward]      
Beginning balance (2,543) (2,048) (1,830)
Other comprehensive (loss) income before reclassifications 455 (566) (163)
Amounts reclassified from accumulated other comprehensive loss (39) 91 (60)
Equity method affiliates 22 (20) 5
Other comprehensive income (loss), net of tax 438 (495) (218)
Ending balance $ (2,105) $ (2,543) $ (2,048)