Note 7 - Property and Equipment - Depreciation Expense (Details) - USD ($) $ in Thousands	12 Months Ended
	Nov. 24, 2018	Nov. 25, 2017	Nov. 26, 2016
Depreciation expense	$ 13,737	$ 13,587	$ 12,396
Cost of Sales [Member]
Depreciation expense	1,264	989	748
Selling, General and Administrative Expenses [Member]
Depreciation expense	12,473	12,598	11,648
Selling, General and Administrative Expenses [Member] | Wholesale Segment [Member]
Depreciation expense	1,666	1,531	1,154
Selling, General and Administrative Expenses [Member] | Retail Segment [Member]
Depreciation expense	7,060	7,080	6,880
Selling, General and Administrative Expenses [Member] | Logistical Services [Member]
Depreciation expense	$ 3,747	$ 3,987	$ 3,614