Accumulated Other Comprehensive Income (Loss) - Schedule of Changes in Accumulated Other Comprehensive Income (Loss) (Details) - USD ($) $ in Thousands	3 Months Ended				6 Months Ended
	Nov. 30, 2025	Aug. 31, 2025	Nov. 30, 2024	Aug. 31, 2024	Nov. 30, 2025	Nov. 30, 2024
Accumulated Other Comprehensive Income (Loss) [Roll Forward]
Beginning balance	$ 4,755,700	$ 4,684,481	$ 4,021,423	$ 4,316,372	$ 4,684,481	$ 4,316,372
Other comprehensive income (loss) before reclassifications	(10,640)	(2,977)	(13,330)	(6,300)
Amounts reclassified from accumulated other comprehensive income (loss)	(1,523)	(1,523)	(1,523)	(1,523)
Other comprehensive loss, net of tax (benefit) expense of $(1,295), $1,253, $(2,716) and $(2,668), respectively	(12,163)	(4,500)	(14,853)	(7,823)	(16,663)	(22,676)
Ending balance	4,455,347	4,755,700	4,293,106	4,021,423	4,455,347	4,293,106
Total
Accumulated Other Comprehensive Income (Loss) [Roll Forward]
Beginning balance	79,889	84,389	83,378	91,201	84,389	91,201
Other comprehensive loss, net of tax (benefit) expense of $(1,295), $1,253, $(2,716) and $(2,668), respectively	(12,163)	(4,500)	(14,853)	(7,823)
Ending balance	67,726	79,889	68,525	83,378	67,726	68,525
Foreign Currency
Accumulated Other Comprehensive Income (Loss) [Roll Forward]
Beginning balance	(26,058)	(25,733)	(14,636)	(18,292)	(25,733)	(18,292)
Other comprehensive income (loss) before reclassifications	(8,356)	(325)	(18,491)	3,656
Amounts reclassified from accumulated other comprehensive income (loss)	0	0	0	0
Other comprehensive loss, net of tax (benefit) expense of $(1,295), $1,253, $(2,716) and $(2,668), respectively	(8,356)	(325)	(18,491)	3,656
Ending balance	(34,414)	(26,058)	(33,127)	(14,636)	(34,414)	(33,127)
Unrealized Income on Interest Rate Locks
Accumulated Other Comprehensive Income (Loss) [Roll Forward]
Beginning balance	104,378	108,553	97,414	108,893	108,553	108,893
Other comprehensive income (loss) before reclassifications	(2,284)	(2,652)	5,161	(9,956)
Amounts reclassified from accumulated other comprehensive income (loss)	(1,523)	(1,523)	(1,523)	(1,523)
Other comprehensive loss, net of tax (benefit) expense of $(1,295), $1,253, $(2,716) and $(2,668), respectively	(3,807)	(4,175)	3,638	(11,479)
Ending balance	100,571	104,378	101,052	97,414	100,571	101,052
Other
Accumulated Other Comprehensive Income (Loss) [Roll Forward]
Beginning balance	1,569	1,569	600	600	1,569	600
Other comprehensive income (loss) before reclassifications	0	0	0	0
Amounts reclassified from accumulated other comprehensive income (loss)	0	0	0	0
Other comprehensive loss, net of tax (benefit) expense of $(1,295), $1,253, $(2,716) and $(2,668), respectively	0	0	0	0
Ending balance	$ 1,569	$ 1,569	$ 600	$ 600	$ 1,569	$ 600