Fair Value Measurements (Details) - USD ($) $ in Thousands	Nov. 30, 2025	May 31, 2025
Fair value on a recurring basis
Cash and cash equivalents	$ 200,842	$ 263,973
Other assets, net:
Interest rate lock agreements	95,924	102,550
Total assets at fair value	296,766	366,523
Level 1
Fair value on a recurring basis
Cash and cash equivalents	200,842	263,973
Other assets, net:
Interest rate lock agreements	0	0
Total assets at fair value	200,842	263,973
Level 2
Fair value on a recurring basis
Cash and cash equivalents	0	0
Other assets, net:
Interest rate lock agreements	95,924	102,550
Total assets at fair value	95,924	102,550
Level 3
Fair value on a recurring basis
Cash and cash equivalents	0	0
Other assets, net:
Interest rate lock agreements	0	0
Total assets at fair value	$ 0	$ 0