Benefit Plans - Additional Information (Detail) - USD ($) $ in Millions	12 Months Ended
	May 31, 2022	May 31, 2021	May 31, 2020
Defined Contribution Plan Disclosure [Line Items]
401(k) employee savings plans, expenses	$ 126	$ 110	$ 107
Assets held in rabbi trust	876	945
Deferred compensation plan liabilities	890	944
Liability related to the unfunded pension plan	30	64
Profit Sharing Plan
Defined Contribution Plan Disclosure [Line Items]
Contribution and cash award expenses included in selling and administrative expenses	0	0	0
Long Term Incentive Plan
Defined Contribution Plan Disclosure [Line Items]
Contribution and cash award expenses included in selling and administrative expenses	$ 16	$ 78	$ 66