Changes in Equity - Summary of Changes in Accumulated Other Comprehensive Income (Loss) (Detail) - USD ($) $ in Thousands			3 Months Ended	6 Months Ended
		Nov. 30, 2021	Nov. 30, 2020	Nov. 30, 2021	Nov. 30, 2020
Accumulated Other Comprehensive Income Loss [Line Items]
Balance			$ 1,529,900	$ 1,551,695	$ 966,433
Income tax effect		$ 15,326	(4,346)	14,868	(4,452)
Balance		1,633,091	1,430,471	1,633,091	1,430,471
Foreign Currency Translation
Accumulated Other Comprehensive Income Loss [Line Items]
Balance				1,779	(9,142)
Other comprehensive income (loss) before reclassifications				(8,124)	6,581
Reclassification adjustments to net earnings	[1]			0	0
Income tax effect				(723)	676
Balance		(7,068)	(1,885)	(7,068)	(1,885)
Pension Liability Adjustment
Accumulated Other Comprehensive Income Loss [Line Items]
Balance				(15,955)	(21,886)
Other comprehensive income (loss) before reclassifications				0	484
Reclassification adjustments to net earnings	[1]			0	0
Income tax effect				0	(116)
Balance		(15,955)	(21,518)	(15,955)	(21,518)
Cash Flow Hedges
Accumulated Other Comprehensive Income Loss [Line Items]
Balance				59,563	(4,189)
Other comprehensive income (loss) before reclassifications				14,279	16,765
Reclassification adjustments to net earnings	[1]			(83,155)	6,028
Income tax effect				15,591	(5,013)
Balance		6,278	13,591	6,278	13,591
Accumulated Other Comprehensive Income (Loss), Net of Tax
Accumulated Other Comprehensive Income Loss [Line Items]
Balance			(23,975)	45,387	(35,217)
Other comprehensive income (loss) before reclassifications				6,155	23,830
Reclassification adjustments to net earnings	[1]			(83,155)	6,028
Income tax effect				14,868	(4,453)
Balance		$ (16,745)	$ (9,812)	$ (16,745)	$ (9,812)

[1] The statement of earnings classification of amounts reclassified to net earnings for cash flow hedges is disclosed in “Note Q – Derivative Instruments and Hedging Activities.”