Note P - Supplemental Condensed Consolidating Financial Statements (Details) - Condensed Consolidating Statements of Cash Flows (USD $) In Thousands, unless otherwise specified	3 Months Ended
	Sep. 03, 2013	Sep. 04, 2012
Condensed Cash Flow Statements, Captions [Line Items]
Net cash provided by operating activities	$ 8,864	$ 11,202
Investing activities:
Purchases of property and equipment	(11,159)	(6,360)
Proceeds from sale-leaseback transactions	5,637	19,286
Proceeds from disposal of assets	2,548	5
Other, net	205	(100)
Net cash used by investing activities	(2,769)	12,831
Financing activities:
Principal payments on long-term debt	(24,284)	(4,474)
Stock repurchases	(540)	(2,346)
Proceeds from exercise of stock options	1,419	90
Excess tax benefits from share-based compensation	256	1
Net cash provided/(used) by financing activities	(23,149)	(6,729)
Increase/(decrease) in cash and cash equivalents	(17,054)	17,304
Cash and cash equivalents:
Cash and cash equivalents	35,853	65,488
Beginning of Year [Member] | Parent Company [Member]
Cash and cash equivalents:
Cash and cash equivalents	52,635	47,986
Beginning of Year [Member] | Guarantor Subsidiaries [Member]
Cash and cash equivalents:
Cash and cash equivalents	272	198
Beginning of Year [Member]
Cash and cash equivalents:
Cash and cash equivalents	52,907	48,184
End of Year [Member] | Parent Company [Member]
Cash and cash equivalents:
Cash and cash equivalents	35,545	65,287
End of Year [Member] | Guarantor Subsidiaries [Member]
Cash and cash equivalents:
Cash and cash equivalents	308	201
End of Year [Member]
Cash and cash equivalents:
Cash and cash equivalents	35,853	65,488
Consolidation, Eliminations [Member]
Condensed Cash Flow Statements, Captions [Line Items]
Net cash provided by operating activities	(8,689)	(7,046)
Financing activities:
Intercompany transactions	8,689	7,046
Net cash provided/(used) by financing activities	8,689	7,046
Cash and cash equivalents:
Cash and cash equivalents	0
Parent Company [Member]
Condensed Cash Flow Statements, Captions [Line Items]
Net cash provided by operating activities	(7,987)	2,304
Investing activities:
Purchases of property and equipment	(7,850)	(5,338)
Proceeds from sale-leaseback transactions	5,637	19,286
Proceeds from disposal of assets	1,525	5
Other, net	205	(100)
Net cash used by investing activities	(483)	13,853
Financing activities:
Principal payments on long-term debt	(12,941)	11
Stock repurchases	(540)	(2,346)
Proceeds from exercise of stock options	1,419	90
Excess tax benefits from share-based compensation	256	1
Intercompany transactions	3,186	3,388
Net cash provided/(used) by financing activities	(8,620)	1,144
Increase/(decrease) in cash and cash equivalents	(17,090)	17,301
Cash and cash equivalents:
Cash and cash equivalents	35,545
Guarantor Subsidiaries [Member]
Condensed Cash Flow Statements, Captions [Line Items]
Net cash provided by operating activities	25,540	15,944
Investing activities:
Purchases of property and equipment	(3,309)	(1,022)
Proceeds from disposal of assets	1,023
Net cash used by investing activities	(2,286)	(1,022)
Financing activities:
Principal payments on long-term debt	(11,343)	(4,485)
Intercompany transactions	(11,875)	(10,434)
Net cash provided/(used) by financing activities	(23,218)	(14,919)
Increase/(decrease) in cash and cash equivalents	36	3
Cash and cash equivalents:
Cash and cash equivalents	$ 308