Quarterly report [Sections 13 or 15(d)]

ACCUMULATED OTHER COMPREHENSIVE INCOME - Changes in AOCI (loss) related to shareholders' equity (Details)

v3.25.3
ACCUMULATED OTHER COMPREHENSIVE INCOME - Changes in AOCI (loss) related to shareholders' equity (Details) - USD ($)
$ in Millions
 3 Months Ended 9 Months Ended
Sep. 30, 2025
Sep. 30, 2024
Sep. 30, 2025
Sep. 30, 2024
AOCI Including Portion Attributable to Noncontrolling Interest, Net of Tax [Roll Forward]        
Balance, beginning of period $ 6,006 $ 7,344 $ 6,867 $ 8,098
Balance, end of period 5,707 7,065 5,707 7,065
Accumulated Foreign Currency Adjustment Attributable to Parent        
AOCI Including Portion Attributable to Noncontrolling Interest, Net of Tax [Roll Forward]        
Balance, beginning of period 33 (1) (70) 0
Other comprehensive loss before reclassifications (42) 1 67 0
Income tax 6 0 0 0
Other Comprehensive Income (Loss), before Reclassifications, Net of Tax (36) 1 67 0
Balance, end of period (3) 0 (3) 0
Accumulated Gain (Loss), Net, Cash Flow Hedge, Parent        
AOCI Including Portion Attributable to Noncontrolling Interest, Net of Tax [Roll Forward]        
Balance, beginning of period 3 (103) (53) (170)
Other comprehensive loss before reclassifications (41) (36) (33) (67)
Income tax 10 9 8 17
Other Comprehensive Income (Loss), before Reclassifications, Net of Tax (31) (27) (25) (50)
(Gains) losses reclassified from AOCI to net income 16 38 82 158
Income tax expense (benefit) (4) (9) (20) (39)
Net losses (gains) reclassified from AOCI to net income 12 29 62 119
Balance, end of period (16) (101) (16) (101)
Accumulated Defined Benefit Plans Adjustment Attributable to Parent        
AOCI Including Portion Attributable to Noncontrolling Interest, Net of Tax [Roll Forward]        
Balance, beginning of period 1,608 1,770 1,660 1,827
(Gains) losses reclassified from AOCI to net income (34) (37) (103) (114)
Income tax expense (benefit) 8 8 25 28
Net losses (gains) reclassified from AOCI to net income (26) (29) (78) (86)
Balance, end of period 1,582 1,741 1,582 1,741
Accumulated Other Comprehensive Income (Loss) [Member]        
AOCI Including Portion Attributable to Noncontrolling Interest, Net of Tax [Roll Forward]        
Balance, beginning of period 1,644 1,666 1,537 1,657
Balance, end of period $ 1,563 $ 1,640 $ 1,563 $ 1,640