Equity (Schedule of Statement of Stockholders' Equity Activities, Including Noncontrolling Interest) (Details) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Feb. 26, 2022	Feb. 27, 2021	Feb. 26, 2022	Feb. 27, 2021
Schedule of Stockholders Equity [Line Items]
Beginning balance	$ 997,423	$ 1,004,710	$ 1,012,781	$ 1,009,675
Other comprehensive income (loss), net of tax	(417)	(286)	(855)	(214)
Stock compensation plan transactions	(99)	138	1,859	1,918
Contributions			3	5
Dividends	(6,118)	(1,661)	(6,118)	(1,661)
Net income	39,454	13,548	22,573	6,304
Ending balance	1,030,243	1,016,449	1,030,243	1,016,449
Adjustment [Member]
Schedule of Stockholders Equity [Line Items]
Beginning balance				422
Cumulative Effect Period Of Adoption Adjusted Balance [Member]
Schedule of Stockholders Equity [Line Items]
Beginning balance				1,010,097
Treasury Stock [Member]
Schedule of Stockholders Equity [Line Items]
Beginning balance	(27,450)	(26,723)	(27,433)	(26,674)
Stock compensation plan transactions	(989)	(826)	(1,006)	(875)
Ending balance	(28,439)	(27,549)	(28,439)	(27,549)
Treasury Stock [Member] | Cumulative Effect Period Of Adoption Adjusted Balance [Member]
Schedule of Stockholders Equity [Line Items]
Beginning balance				(26,674)
Additional Paid-in Capital [Member]
Schedule of Stockholders Equity [Line Items]
Beginning balance	66,019	62,206	64,044	60,372
Stock compensation plan transactions	890	964	2,865	2,793
Contributions				5
Ending balance	66,909	63,170	66,909	63,170
Additional Paid-in Capital [Member] | Cumulative Effect Period Of Adoption Adjusted Balance [Member]
Schedule of Stockholders Equity [Line Items]
Beginning balance				60,372
AOCI Attributable to Parent [Member]
Schedule of Stockholders Equity [Line Items]
Beginning balance	(996)	151	(558)	79
Other comprehensive income (loss), net of tax	(417)	(286)	(855)	(214)
Ending balance	(1,413)	(135)	(1,413)	(135)
AOCI Attributable to Parent [Member] | Cumulative Effect Period Of Adoption Adjusted Balance [Member]
Schedule of Stockholders Equity [Line Items]
Beginning balance				79
Retained Earnings [Member]
Schedule of Stockholders Equity [Line Items]
Beginning balance	959,124	968,325	975,977	975,147
Dividends	(6,118)	(1,661)	(6,118)	(1,661)
Net income	39,517	13,548	22,664	6,304
Ending balance	992,523	980,212	992,523	980,212
Retained Earnings [Member] | Adjustment [Member]
Schedule of Stockholders Equity [Line Items]
Beginning balance				422
Retained Earnings [Member] | Cumulative Effect Period Of Adoption Adjusted Balance [Member]
Schedule of Stockholders Equity [Line Items]
Beginning balance				975,569
Noncontrolling Interest [Member]
Schedule of Stockholders Equity [Line Items]
Beginning balance	(25)		0
Contributions			3
Net income	(63)		(91)
Ending balance	(88)		(88)
Common Stock [Member] | Common Stock [Member]
Schedule of Stockholders Equity [Line Items]
Beginning balance	703	703	703	703
Ending balance	703	703	703	703
Common Stock [Member] | Common Stock [Member] | Cumulative Effect Period Of Adoption Adjusted Balance [Member]
Schedule of Stockholders Equity [Line Items]
Beginning balance				703
Class A Common Stock [Member] | Common Stock [Member]
Schedule of Stockholders Equity [Line Items]
Beginning balance	48	48	48	48
Ending balance	$ 48	$ 48	$ 48	48
Class A Common Stock [Member] | Common Stock [Member] | Cumulative Effect Period Of Adoption Adjusted Balance [Member]
Schedule of Stockholders Equity [Line Items]
Beginning balance				$ 48