Fair Value Measurements (Tables)

6 Months Ended

Nov. 30, 2020

Fair Value Disclosures [Abstract]

Schedule of Fair Value of Financial Instruments Measured on a Recurring Basis

These financial instruments measured at fair value on a recurring basis are summarized below: 

	As of November 30, 2020
(In thousands)	Level 1		Level 2		Level 3		Fair Value
Cash and cash equivalents	$	703,175	$	—	$	—	$	703,175
Other assets, net:
Interest rate lock agreements	—		9,834		—		9,834
Total assets at fair value	$	703,175	$	9,834	$	—	$	713,009
Long-term accrued liabilities:
Interest rate lock agreements	$	—	$	138,118	$	—	$	138,118
Total liabilities at fair value	$	—	$	138,118	$	—	$	138,118

	As of May 31, 2020
(In thousands)	Level 1		Level 2		Level 3		Fair Value
Cash and cash equivalents	$	145,402	$	—	$	—	$	145,402
Other assets, net:
Interest rate lock agreements	—		1,546		—		1,546
Total assets at fair value	$	145,402	$	1,546	$	—	$	146,948
Long-term accrued liabilities:
Interest rate lock agreements	$	—	$	165,686	$	—	$	165,686
Total liabilities at fair value	$	—	$	165,686	$	—	$	165,686