v3.26.1
Changes in Accumulated Other Comprehensive Loss - Schedule of Changes in Accumulated Other Comprehensive Loss by Component (Details) - USD ($)
$ in Millions
 6 Months Ended
Jun. 30, 2026
Jun. 30, 2025
Accumulated Other Comprehensive Income (Loss) [Roll Forward]    
Accumulated comprehensive loss at beginning of the year $ 10,037  
Other comprehensive income (loss) before reclassifications 164 $ 284
Amounts reclassified from accumulated other comprehensive loss (76) (1)
Net current-period other comprehensive income (loss) 88 283
Ending balance 10,236  
Changes related to cash flow derivative hedges    
Accumulated Other Comprehensive Income (Loss) [Roll Forward]    
Accumulated comprehensive loss at beginning of the year (595) (823)
Other comprehensive income (loss) before reclassifications 160 310
Amounts reclassified from accumulated other comprehensive loss (76) (1)
Net current-period other comprehensive income (loss) 84 309
Ending balance (511) (514)
Changes in defined benefit plans    
Accumulated Other Comprehensive Income (Loss) [Roll Forward]    
Accumulated comprehensive loss at beginning of the year 6 10
Other comprehensive income (loss) before reclassifications 4 0
Amounts reclassified from accumulated other comprehensive loss 0 0
Net current-period other comprehensive income (loss) 4 0
Ending balance 10 10
Foreign currency translation adjustments    
Accumulated Other Comprehensive Income (Loss) [Roll Forward]    
Accumulated comprehensive loss at beginning of the year (15) 11
Other comprehensive income (loss) before reclassifications 0 (26)
Amounts reclassified from accumulated other comprehensive loss 0 0
Net current-period other comprehensive income (loss) 0 (26)
Ending balance (15) (15)
Accumulated other comprehensive loss    
Accumulated Other Comprehensive Income (Loss) [Roll Forward]    
Accumulated comprehensive loss at beginning of the year (604) (802)
Ending balance $ (516) $ (519)