Note 13 - Supplemental Condensed Consolidating Financial Statements - Condensed Consolidating Statement of Cash Flows (Details) - USD ($) $ in Thousands	12 Months Ended
	Jun. 06, 2017	May 31, 2016	Jun. 02, 2015
Insurance proceeds from property claims	$ 664	$ 350	$ 145
Reductions in deferred compensation plan assets	1,890	1,049	1,318
Reductions in Deferred Compensation Plan assets	1,890	1,049	1,318
Other, net	2,842	1,572	790
Net cash (used in) provided by investing activities	6,687	(19,755)	(17,497)
Financing activities:
Principal payments on long-term debt	(11,086)	(18,243)	(13,638)
Stock repurchases	(26)	(10,077)	(73)
Payments for debt issuance costs	(1,891)	(32)	(293)
Proceeds from exercise of stock options			556
Excess tax benefits from share-based compensation			39
Dividends paid
Net transactions with related entities
Net cash used in financing activities	(13,003)	(28,352)	(13,409)
Net cash (used in) provided by financing activities	(13,003)	(28,352)	(13,409)
Decrease in cash and cash equivalents	(25,250)	(8,327)	24,148
Beginning of fiscal year	66,964	75,291	51,143
Net cash (used in) provided by operating activities	(18,934)	39,780	55,054
Investing activities:
Purchases of property and equipment	(33,509)	(34,427)	(31,010)
Proceeds from Sale of Property, Plant, and Equipment	34,800	11,701	11,260
End of fiscal year	41,714	66,964	75,291
Consolidation, Eliminations [Member]
Insurance proceeds from property claims
Reductions in deferred compensation plan assets
Reductions in Deferred Compensation Plan assets
Other, net
Net cash (used in) provided by investing activities
Financing activities:
Principal payments on long-term debt
Stock repurchases
Payments for debt issuance costs
Proceeds from exercise of stock options
Excess tax benefits from share-based compensation
Dividends paid	48,343	45,108	57,590
Net transactions with related entities	750	1,557	28,292
Net cash used in financing activities	49,093	46,665	85,882
Net cash (used in) provided by financing activities	49,093	46,665	85,882
Decrease in cash and cash equivalents
Beginning of fiscal year
Net cash (used in) provided by operating activities	(49,093)	(46,665)	(85,882)
Investing activities:
Purchases of property and equipment
Proceeds from Sale of Property, Plant, and Equipment
End of fiscal year
Parent Company [Member]
Insurance proceeds from property claims	462	350	10
Reductions in deferred compensation plan assets	1,890	1,049	1,318
Reductions in Deferred Compensation Plan assets	1,890	1,049	1,318
Other, net	2,842	1,572	790
Net cash (used in) provided by investing activities	(3,820)	(9,502)	(10,995)
Financing activities:
Principal payments on long-term debt	7	(2,379)	4
Stock repurchases	(26)	(10,077)	(73)
Payments for debt issuance costs	(1,891)	(32)	(293)
Proceeds from exercise of stock options			556
Excess tax benefits from share-based compensation			39
Dividends paid
Net transactions with related entities	(750)	(1,557)	(28,292)
Net cash used in financing activities	(2,660)	(14,045)	(28,059)
Net cash (used in) provided by financing activities	(2,660)	(14,045)	(28,059)
Decrease in cash and cash equivalents	(25,247)	(8,163)	24,165
Beginning of fiscal year	66,831	74,994	50,829
Net cash (used in) provided by operating activities	(18,767)	15,384	63,219
Investing activities:
Purchases of property and equipment	(26,065)	(24,174)	(23,326)
Proceeds from Sale of Property, Plant, and Equipment	17,051	11,701	10,213
End of fiscal year	41,584	66,831	74,994
Guarantor Subsidiaries [Member]
Insurance proceeds from property claims	202		135
Reductions in deferred compensation plan assets
Reductions in Deferred Compensation Plan assets
Other, net
Net cash (used in) provided by investing activities	10,507	(10,253)	(6,502)
Financing activities:
Principal payments on long-term debt	(11,093)	(15,864)	(13,642)
Stock repurchases
Payments for debt issuance costs
Proceeds from exercise of stock options
Excess tax benefits from share-based compensation
Dividends paid	(48,343)	(45,108)	(57,590)
Net transactions with related entities
Net cash used in financing activities	(59,436)	(60,972)	(71,232)
Net cash (used in) provided by financing activities	(59,436)	(60,972)	(71,232)
Decrease in cash and cash equivalents	(3)	(164)	(17)
Beginning of fiscal year	133	297	314
Net cash (used in) provided by operating activities	48,926	71,061	77,717
Investing activities:
Purchases of property and equipment	(7,444)	(10,253)	(7,684)
Proceeds from Sale of Property, Plant, and Equipment	17,749		1,047
End of fiscal year	$ 130	$ 133	$ 297