Note 9 - Income Taxes (Details Textual) - USD ($) $ in Thousands |
3 Months Ended | 6 Months Ended | 12 Months Ended | ||
|---|---|---|---|---|---|
Dec. 01, 2015 |
Dec. 02, 2014 |
Dec. 01, 2015 |
Dec. 02, 2014 |
Jun. 02, 2015 |
|
| Reasonably Possible Amounts Will Change Within Next Twelve Months [Member] | |||||
| Unrecognized Tax Benefits | $ 400 | $ 400 | |||
| Deferred Tax Assets, Valuation Allowance | 73,000 | 73,000 | $ 62,800 | ||
| Income Tax Expense (Benefit) | (180) | $ (595) | (1,203) | $ (3,229) | |
| Immaterial Prior Period Correction | $ 3,200 | ||||
| Unrecognized Tax Benefits | 4,800 | 4,800 | 3,900 | ||
| Unrecognized Tax Benefit Reclassified Against Deferred Tax Assets | 4,000 | 3,300 | |||
| Unrecognized Tax Benefits that Would Impact Effective Tax Rate | 3,100 | 3,100 | 2,400 | ||
| Unrecognized Tax Benefits, Income Tax Penalties and Interest Accrued | $ 500 | $ 500 | $ 400 | ||