Pension Plans - Additional Information (Detail) - USD ($) $ in Thousands	12 Months Ended
	May 31, 2024	May 31, 2023	May 31, 2022
Defined Benefit Plans And Other Postretirement Benefit Plans Table Text Block [Line Items]
Estimated benefits payable in the first year	$ 67,000
Estimated benefits payable in the second year	73,400
Estimated benefits payable in the third year	76,300
Estimated benefits payable in the fourth year	80,000
Estimated benefits payable in the fifth year	86,500
Estimated benefits payable in the years thereafter	432,500
Matching contribution charged to income	$ 29,800	$ 27,600	$ 24,700
Pension Benefits
Defined Benefit Plans And Other Postretirement Benefit Plans Table Text Block [Line Items]
Average compensation with accrued benefits vesting period	5 years
U.S. Plans | Pension Benefits
Defined Benefit Plans And Other Postretirement Benefit Plans Table Text Block [Line Items]
Contribution to pension plan in the current	$ 41,928	63,561
Required contribution to pension plans in the current fiscal year	700
Non-U.S. Plans | Pension Benefits
Defined Benefit Plans And Other Postretirement Benefit Plans Table Text Block [Line Items]
Contribution to retirement plans in the next fiscal year	5,700
Contribution to pension plan in the current	$ 5,449	$ 6,647