Fair Value Measurements (Tables)

9 Months Ended

Feb. 29, 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 February 29, 2020
(In thousands)	Level 1		Level 2		Level 3		Fair Value
Cash and cash equivalents	$	234,441	$	—	$	—	$	234,441
Total assets at fair value	$	234,441	$	—	$	—	$	234,441
Long-term accrued liabilities:
Interest rate lock agreements	$	—	$	116,909	$	—	$	116,909
Total liabilities at fair value	$	—	$	116,909	$	—	$	116,909

	As of May 31, 2019
(In thousands)	Level 1		Level 2		Level 3		Fair Value
Cash and cash equivalents	$	96,645	$	—	$	—	$	96,645
Total assets at fair value	$	96,645	$	—	$	—	$	96,645
Long-term accrued liabilities:
Interest rate lock agreements	$	—	$	36,393	$	—	$	36,393
Total liabilities at fair value	$	—	$	36,393	$	—	$	36,393