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Note 3 - Business Combinations (Details Textual) - USD ($)
$ in Thousands
3 Months Ended 9 Months Ended
Dec. 21, 2017
Feb. 25, 2017
Aug. 25, 2018
Acquisition of Lane Venture [Member]      
Payments to Acquire Businesses, Gross $ 15,556    
Business Combination, Provisional Information, Initial Accounting Incomplete, Adjustment, Accounts Receivable     $ 150
Business Combination, Provisional Information, Initial Accounting Incomplete, Adjustment, Inventory     (2)
Business Combination, Provisional Information, Initial Accounting Incomplete, Adjustment, Accrued Liabilities     38
Goodwill, Purchase Accounting Adjustments     (110)
Acquisition of Lane Venture [Member] | Selling, General and Administrative Expenses [Member]      
Business Combination, Acquisition Related Costs     $ 256
Bassett Home Furnishings, Columbus, Ohio [Member]      
Business Combination, Consideration Transferred, Total   $ 655