Note 14 - Supplemental Condensed Consolidating Financial Statements - Condensed Consolidated Statements of Operations and Comprehensive Loss (Details) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Dec. 01, 2015	Dec. 02, 2014	Dec. 01, 2015	Dec. 02, 2014
Parent Company [Member]
Revenue:
Restaurant sales and operating revenue	$ 187,112	$ 188,572	$ 388,528	$ 391,123
Franchise revenue	115	38	130	184
Gross income	187,227	188,610	388,658	391,307
Operating costs and expenses:
Cost of goods sold	50,775	51,718	106,003	106,248
Payroll and related costs	64,917	66,348	132,258	134,390
Other restaurant operating costs	41,024	43,417	86,226	86,749
Depreciation and amortization	9,170	9,423	18,297	18,890
Selling, general, and administrative	15,799	16,548	36,388	36,769
Intercompany selling, general, and administrative allocations	10,336	10,473	21,462	21,615
Closures and Impairments Expenses	$ 9,498	1,073	$ 12,087	2,304
Trademark impairment
Equity in earnings of subsidiaries	$ (1,265)	(4,326)	$ (13,231)	(12,107)
Interest expense, net	4,652	4,736	9,250	9,247
Intercompany interest expense/(income)	3,016	2,998	5,991	5,890
Total costs and expenses	207,922	202,408	414,731	409,995
(Loss)/income	(20,695)	(13,798)	(26,073)	(18,688)
Income Tax Expense (Benefit)	(4,896)	(4,525)	(6,080)	(11,980)
Net (loss)/income	(15,799)	(9,273)	(19,993)	(6,708)
Other comprehensive income:
Pension liability reclassification	506	464	462	927
Total comprehensive (loss)/income	(15,293)	(8,809)	(19,531)	(5,781)
Guarantor Subsidiaries [Member]
Revenue:
Restaurant sales and operating revenue	72,218	72,634	148,709	149,540
Franchise revenue	1,511	1,415	3,069	2,994
Gross income	73,729	74,049	151,778	152,534
Operating costs and expenses:
Cost of goods sold	19,530	19,928	40,543	40,545
Payroll and related costs	27,367	27,616	55,361	55,416
Other restaurant operating costs	15,361	16,099	32,366	31,985
Depreciation and amortization	3,766	3,696	7,445	7,468
Selling, general, and administrative	12,049	10,744	20,856	21,424
Intercompany selling, general, and administrative allocations	(10,336)	(10,473)	(21,462)	(21,615)
Closures and Impairments Expenses	575	$ 2	698	$ 253
Trademark impairment	$ 1,999		$ 1,999
Equity in earnings of subsidiaries
Interest expense, net	$ 453	$ 1,179	$ 1,855	$ 2,090
Intercompany interest expense/(income)	(3,016)	(2,998)	(5,991)	(5,890)
Total costs and expenses	67,748	65,793	133,670	131,676
(Loss)/income	5,981	8,256	18,108	20,858
Income Tax Expense (Benefit)	4,716	3,930	4,877	8,751
Net (loss)/income	$ 1,265	$ 4,326	$ 13,231	$ 12,107
Other comprehensive income:
Pension liability reclassification
Total comprehensive (loss)/income	$ 1,265	$ 4,326	$ 13,231	$ 12,107
Consolidation, Eliminations [Member]
Revenue:
Restaurant sales and operating revenue
Franchise revenue
Gross income
Operating costs and expenses:
Cost of goods sold
Payroll and related costs
Other restaurant operating costs
Depreciation and amortization
Selling, general, and administrative
Intercompany selling, general, and administrative allocations
Closures and Impairments Expenses
Trademark impairment
Equity in earnings of subsidiaries	$ 1,265	$ 4,326	$ 13,231	$ 12,107
Interest expense, net
Intercompany interest expense/(income)
Total costs and expenses	$ 1,265	$ 4,326	$ 13,231	$ 12,107
(Loss)/income	$ (1,265)	$ (4,326)	$ (13,231)	$ (12,107)
Income Tax Expense (Benefit)
Net (loss)/income	$ (1,265)	$ (4,326)	$ (13,231)	$ (12,107)
Other comprehensive income:
Pension liability reclassification
Total comprehensive (loss)/income	$ (1,265)	$ (4,326)	$ (13,231)	$ (12,107)
Restaurant sales and operating revenue	259,330	261,206	537,237	540,663
Franchise revenue	1,626	1,453	3,199	3,178
Gross income	260,956	262,659	540,436	543,841
Cost of goods sold	70,305	71,646	146,546	146,793
Payroll and related costs	92,284	93,964	187,619	189,806
Other restaurant operating costs	56,385	59,516	118,592	118,734
Depreciation and amortization	12,936	13,119	25,742	26,358
Selling, general, and administrative	$ 27,848	$ 27,292	$ 57,244	$ 58,193
Intercompany selling, general, and administrative allocations
Closures and Impairments Expenses	$ 10,073	$ 1,075	$ 12,785	$ 2,557
Trademark impairment	$ 1,999		$ 1,999
Equity in earnings of subsidiaries
Interest expense, net	$ 5,105	$ 5,915	$ 11,105	$ 11,337
Intercompany interest expense/(income)
Total costs and expenses	$ 276,935	$ 272,527	$ 561,632	$ 553,778
(Loss)/income	(15,979)	(9,868)	(21,196)	(9,937)
Income Tax Expense (Benefit)	(180)	(595)	(1,203)	(3,229)
Net (loss)/income	(15,799)	(9,273)	(19,993)	(6,708)
Pension liability reclassification	506	464	462	927
Total comprehensive (loss)/income	$ (15,293)	$ (8,809)	$ (19,531)	$ (5,781)