Equity (Details) - USD ($) $ in Thousands	3 Months Ended
	Aug. 31, 2019	Sep. 01, 2018
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Balance beginning	$ 989,806	$ 955,682
Other comprehensive income, net of tax	(442)	353
Grant of restricted stock, net of forfeitures	0
Purchase of company stock - shares withheld to satisfy withholding obligations in connection with the vesting of restricted stock	(11)
Distributions to noncontrolling interest partners	(755)
Restricted stock compensation	890	903
Dividends		(4,117)
Net income (loss)	(45,721)	12,743
Balance ending	943,767	965,564
Treasury Stock
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Balance beginning	(25,866)	(24,966)
Grant of restricted stock, net of forfeitures	(1)
Purchase of company stock - shares withheld to satisfy withholding obligations in connection with the vesting of restricted stock	(11)
Balance ending	(25,878)	(24,966)
Paid In Capital
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Balance beginning	56,857	53,323
Grant of restricted stock, net of forfeitures	1
Restricted stock compensation	890	903
Balance ending	57,748	54,226
Accumulated Other Comprehensive Loss
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Balance beginning	355	(693)
Other comprehensive income, net of tax	(442)	353
Balance ending	(87)	(340)
Retained Earnings
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Balance beginning	954,527	924,918
Net income (loss)	(45,760)	12,405
Balance ending	908,767	933,206
Noncontrolling Interests
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Balance beginning	3,182	2,349
Net income (loss)	39	338
Balance ending	2,466	2,687
Common Stock | Common Stock
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Balance beginning	703	703
Balance ending	703	703
Class A Common Stock | Common Stock
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Balance beginning	48	48
Balance ending	$ 48	$ 48