Income Taxes - Earnings before Income Taxes (Detail) - USD ($) $ in Thousands		12 Months Ended
		May 31, 2022	May 31, 2021	May 31, 2020
Income Tax Disclosure [Abstract]
U.S. based operations		$ 470,248	$ 897,601	$ 99,493
Non – U.S. based operations		44,038	20,116	11,293
Earnings before income taxes		514,286	917,717	110,786
Net earnings attributable to noncontrolling interests	[1]	19,878	17,655	5,648
Earnings before income taxes attributable to controlling interest		$ 494,408	$ 900,062	$ 105,138

[1] Net earnings attributable to noncontrolling interests are not taxable to us.