Note 11 - Components of Deferred Tax Valuation Allowance (Details) - USD ($) $ in Thousands	Dec. 27, 2015	Jun. 28, 2015
Investment in Former Domestic Unconsolidated Affiliate [Member]
Deferred tax valuation allowance	$ (6,399)	$ (6,503)
Equity method Investment in Parkdale America LLC [Member]
Deferred tax valuation allowance	$ (2,666)	(3,261)
Foreign Tax Credits [Member]
Deferred tax valuation allowance		(1,680)
Book Tax Basis Difference in Renewables [Member]
Deferred tax valuation allowance	$ (1,210)	(1,359)
NOLs Related to Renewables [Member]
Deferred tax valuation allowance	(3,313)	(2,803)
Deferred tax valuation allowance	$ (13,588)	$ (15,606)