Note 7 - Debt - Long-term Debt (Details) - USD ($) $ in Thousands	May 28, 2017	May 29, 2016
Long-term debt	$ 47,500	$ 54,662
Less: unamortized debt issuance costs	(261)	(817)
Total long-term debt, net of unamortized debt issuance costs	47,239	53,845
Less: current portion of long-term debt, net	(4,940)	(7,873)	[1]
Long-term debt, net	42,299	45,972	[1]
Term Loan [Member]
Long-term debt	47,500
Real Estate Loan [Member]
Long-term debt		14,167
Capital Equipment Loan 1 [Member]
Long-term debt		5,904
Capital Equipment Loan 2 [Member]
Long-term debt		5,558
Capital Equipment Loan 3 [Member]
Long-term debt		3,375
Capital Equipment Loan 4 [Member]
Long-term debt		3,158
Real Estate Loan 2 [Member]
Long-term debt		7,622
Capital Equipment Loan 5 [Member]
Long-term debt		8,873
Capital Equipment Loan 6 [Member]
Long-term debt		3,940
Industrial Revenue Bonds [Member]
Long-term debt		$ 2,065

[1] Derived from audited financial statements. See Note 1 - Organization, Basis of Presentation, and Summary of Significant Accounting Policies for discussion of accounting guidance adopted during the period.