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CONSOLIDATED BALANCE SHEETS PARENTHETICAL - USD ($)
shares in Millions, $ in Millions
May 31, 2024
May 31, 2023
Statement of Financial Position [Abstract]    
Allowance for credit losses $ 485 $ 428
Preferred stock par value per share $ 0.01 $ 0.01
Preferred stock shares authorized 1.0 1.0
Preferred stock shares outstanding 0.0 0.0
Common stock par value per share $ 0.01 $ 0.01
Common stock shares authorized 11,000.0 11,000.0
Common stock shares outstanding 2,755.0 2,713.0