Note 14 - Supplemental Condensed Consolidating Financial Statement - Condensed Consolidating Statement of Cash Flows (Details) - USD ($) $ in Thousands	12 Months Ended
	May 31, 2016	Jun. 02, 2015	Jun. 03, 2014
Parent Company [Member]
Net cash provided by operating activities	$ 15,721	$ 63,076	$ 5,854
Investing activities:
Purchases of property and equipment	(24,174)	(23,326)	(21,132)
Proceeds from Sale of Property, Plant, and Equipment	11,701	10,213	14,503
Other, net	2,971	2,118	973
Net cash used by investing activities	(9,502)	(10,995)	(19)
Proceeds from sale-leaseback transactions, net			5,637
Financing activities:
Principal payments on long-term debt	(2,379)	4	(20,019)
Stock repurchases	(10,077)	(73)	(579)
Payments for debt issuance costs	(32)	(293)	(1,802)
Intercompany transactions	(1,557)	(28,292)	13,082
Net cash used by financing activities	(14,045)	(28,059)	(7,458)
Increase (Decrease) in cash and cash equivalents	(7,826)	24,022	(1,623)
Beginning of fiscal year	75,034	51,012	52,635
End of fiscal year	67,208	75,034	51,012
Net cash provided by operating activities	15,721	63,076	5,854
Proceeds from exercise of stock options		556	1,576
Excess tax benefits from share-based compensation		39	284
Net cash provided/(used) by financing activities	(14,045)	(28,059)	(7,458)
Guarantor Subsidiaries [Member]
Net cash provided by operating activities	71,061	77,717	57,064
Investing activities:
Purchases of property and equipment	(10,253)	(7,684)	(7,207)
Proceeds from Sale of Property, Plant, and Equipment		1,047	1,023
Other, net		135
Net cash used by investing activities	(10,253)	(6,502)	(6,184)
Proceeds from sale-leaseback transactions, net
Financing activities:
Principal payments on long-term debt	(15,864)	(13,642)	(20,213)
Stock repurchases
Payments for debt issuance costs
Intercompany transactions	(45,108)	(57,590)	(30,625)
Net cash used by financing activities	(60,972)	(71,232)	(50,838)
Increase (Decrease) in cash and cash equivalents	(164)	(17)	42
Beginning of fiscal year	297	314	272
End of fiscal year	133	297	314
Net cash provided by operating activities	71,061	77,717	57,064
Proceeds from exercise of stock options
Excess tax benefits from share-based compensation
Net cash provided/(used) by financing activities	(60,972)	(71,232)	(50,838)
Consolidation, Eliminations [Member]
Net cash provided by operating activities	(46,665)	(85,882)	(17,543)
Investing activities:
Purchases of property and equipment
Proceeds from Sale of Property, Plant, and Equipment
Other, net
Net cash used by investing activities
Proceeds from sale-leaseback transactions, net
Financing activities:
Principal payments on long-term debt
Stock repurchases
Payments for debt issuance costs
Intercompany transactions	46,665	85,882	17,543
Net cash used by financing activities	46,665	85,882	17,543
Increase (Decrease) in cash and cash equivalents
Beginning of fiscal year
End of fiscal year
Net cash provided by operating activities	(46,665)	(85,882)	(17,543)
Proceeds from exercise of stock options
Excess tax benefits from share-based compensation
Net cash provided/(used) by financing activities	46,665	85,882	17,543
Net cash provided by operating activities	40,117	54,911	45,375
Purchases of property and equipment	(34,427)	(31,010)	(28,339)
Proceeds from Sale of Property, Plant, and Equipment	11,701	11,260	15,526
Other, net	2,971	2,253	973
Net cash used by investing activities	(19,755)	(17,497)	(6,203)
Proceeds from sale-leaseback transactions, net			5,637
Principal payments on long-term debt	(18,243)	(13,638)	(40,232)
Stock repurchases	(10,077)	(73)	(579)
Payments for debt issuance costs	(32)	(293)	(1,802)
Intercompany transactions
Net cash used by financing activities	(28,352)	(13,409)	(40,753)
Increase (Decrease) in cash and cash equivalents	(7,990)	24,005	(1,581)
Beginning of fiscal year	75,331	51,326	52,907
End of fiscal year	67,341	75,331	51,326
Net cash provided by operating activities	40,117	54,911	45,375
Proceeds from exercise of stock options		556	1,576
Excess tax benefits from share-based compensation		39	284
Net cash provided/(used) by financing activities	$ (28,352)	$ (13,409)	$ (40,753)