Fair Value Measurement - Additional Information (Details) - USD ($)	Aug. 31, 2023	May 31, 2023	Aug. 31, 2022
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Total financial assets	$ 30,781,221,000	$ 30,666,398,000
Total financial liabilities	30,065,329,000	30,037,040,000
Recurring basis
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Total financial assets	0		$ 0
Total financial liabilities	0		$ 0
Fair value, nonrecurring
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Total financial assets	0	0
Total financial liabilities	$ 0	$ 0