v3.26.1
Equity (Details) - USD ($)
shares in Millions, $ in Millions
 3 Months Ended 6 Months Ended
Jun. 30, 2026
Jun. 30, 2025
Jun. 30, 2026
Jun. 30, 2025
Increase (Decrease) in Stockholders' Equity [Roll Forward]        
Treasury shares balance at beginning of period (in shares)     250  
Balance at beginning of period $ 26,221 $ 26,521 $ 25,809 $ 27,686
Net income 630 1,030 1,203 1,878
Other comprehensive income (loss) 51 362 1 605
Share-based compensation 117 91 235 215
Shares issued under stock plans 8 (30) (21) (251)
Purchases of treasury stock $ (101) (2,196) $ (301) (4,360)
Capital contribution from noncontrolling interest       5
Acquisition of noncontrolling interest of consolidated subsidiary   (15)   (15)
Treasury shares balance at end of period (in shares) 253   253  
Balance at end of period $ 26,926 $ 25,763 $ 26,926 $ 25,763
Common Shares        
Increase (Decrease) in Stockholders' Equity [Roll Forward]        
Common shares balance at beginning of period (in shares) 784 784 784 784
Balance at beginning of period $ 8 $ 8 $ 8 $ 8
Common shares balance at end of period (in shares) 784 784 784 784
Balance at end of period $ 8 $ 8 $ 8 $ 8
Treasury Shares        
Increase (Decrease) in Stockholders' Equity [Roll Forward]        
Treasury shares balance at beginning of period (in shares) 251 228 250 220
Balance at beginning of period $ (23,609) $ (20,184) $ (23,547) $ (18,182)
Shares issued under stock plans (in shares) 0 0 (2) (2)
Shares issued under stock plans $ 29 $ 32 $ 167 $ 194
Purchases of treasury stock (in shares) 2 12 5 22
Purchases of treasury stock $ (101) $ (2,196) $ (301) $ (4,360)
Treasury shares balance at end of period (in shares) 253 240 253 240
Balance at end of period $ (23,681) $ (22,348) $ (23,681) $ (22,348)
Additional Paid-In Capital        
Increase (Decrease) in Stockholders' Equity [Roll Forward]        
Balance at beginning of period 23,211 22,821 23,260 23,080
Share-based compensation 117 91 235 215
Shares issued under stock plans (21) (62) (188) (445)
Acquisition of noncontrolling interest of consolidated subsidiary   154   154
Balance at end of period 23,307 23,004 23,307 23,004
Accumulated Other Comprehensive Loss        
Increase (Decrease) in Stockholders' Equity [Roll Forward]        
Balance at beginning of period (1,035) (1,187) (984) (1,413)
Other comprehensive income (loss) 52 286 1 512
Balance at end of period (983) (901) (983) (901)
Retained Earnings        
Increase (Decrease) in Stockholders' Equity [Roll Forward]        
Balance at beginning of period 27,626 24,426 27,055 23,575
Net income 627 1,026 1,198 1,877
Balance at end of period 28,253 25,452 28,253 25,452
Noncontrolling Interests        
Increase (Decrease) in Stockholders' Equity [Roll Forward]        
Balance at beginning of period 20 637 17 618
Net income 3 4 5 1
Other comprehensive income (loss) (1) 76 0 93
Capital contribution from noncontrolling interest       5
Acquisition of noncontrolling interest of consolidated subsidiary   (169)   (169)
Balance at end of period $ 22 $ 548 $ 22 $ 548