Note 12 - Fair Value Measurements - Losses Recognized from Fair Value Measurement on Non-recurring Basis (Details) - USD ($) $ in Thousands |
3 Months Ended | |
|---|---|---|
Aug. 30, 2016 |
Sep. 01, 2015 |
|
| Closure and Impairments [Member] | ||
| Long-lived assets held for use | $ 4,266 | $ 2,485 |
| Long-lived assets held for sale | 2,314 | 92 |
| Property impairments | 6,580 | 2,577 |
| Property impairments | $ 6,253 | $ 2,278 |