Note 12 - Fair Value Measurements - Carrying Amounts and Fair Values of Other Financial Instruments Not Measured on a Recurring Basis (Details) - Fair Value, Inputs, Level 2 [Member] - USD ($) $ in Thousands	Sep. 05, 2017	Jun. 06, 2017
Long-term debt, carrying amount	$ 213,404	$ 213,491
Long-term debt, fair value	$ 216,555	$ 209,524