v3.26.1
CONSOLIDATED STATEMENTS OF CHANGES IN COMMON STOCKHOLDERS' INVESTMENT - USD ($)
$ in Millions
 12 Months Ended
May 31, 2026
May 31, 2025
May 31, 2024
Increase (Decrease) in Stockholders' Equity [Roll Forward]      
Beginning balance $ 28,074 $ 27,582 $ 26,088
Net income 4,433 4,092 4,331
Other comprehensive loss, net of tax 135 (3) (32)
Purchase of common stock (775) (3,020) (2,517)
Issuance of treasury stock for acquisition   90  
Cash dividends declared (1,374) (1,339) (941)
Employee incentive plans and other 1,154 672 653
Ending balance 31,647 28,074 27,582
Common
Stock      
Increase (Decrease) in Stockholders' Equity [Roll Forward]      
Beginning balance 32 32 32
Ending balance 32 32 32
Additional
Paid-in
Capital      
Increase (Decrease) in Stockholders' Equity [Roll Forward]      
Beginning balance 4,290 3,988 3,769
Purchase of common stock   (21) (22)
Issuance of treasury stock for acquisition   42  
Employee incentive plans and other 427 281 241
Ending balance 4,717 4,290 3,988
Retained
Earnings      
Increase (Decrease) in Stockholders' Equity [Roll Forward]      
Beginning balance 41,402 38,649 35,259
Net income 4,433 4,092 4,331
Cash dividends declared (1,374) (1,339) (941)
Ending balance 44,461 41,402 38,649
Accumulated
Other
Comprehensive
Loss      
Increase (Decrease) in Stockholders' Equity [Roll Forward]      
Beginning balance (1,362) (1,359) (1,327)
Other comprehensive loss, net of tax 135 (3) (32)
Ending balance (1,227) (1,362) (1,359)
Treasury
Stock      
Increase (Decrease) in Stockholders' Equity [Roll Forward]      
Beginning balance (16,288) (13,728) (11,645)
Purchase of common stock (775) (2,999) (2,495)
Issuance of treasury stock for acquisition   48  
Employee incentive plans and other 727 391 412
Ending balance $ (16,336) $ (16,288) $ (13,728)