Note 18 - Segment Information - Segment Information by Segment (Details) - USD ($) $ in Thousands	3 Months Ended														12 Months Ended
	Nov. 28, 2020		Aug. 29, 2020	[2]	May 30, 2020		Feb. 29, 2020	Nov. 30, 2019		Aug. 31, 2019	Jun. 01, 2019	Mar. 02, 2019	[5]	Feb. 23, 2019	Nov. 28, 2020	Nov. 30, 2019	Nov. 24, 2018
Sales revenues	$ 118,383	[1]	$ 91,559		$ 63,801	[3]	$ 112,120	$ 113,637	[4]	$ 109,419	$ 108,190	$ 120,841			$ 385,863	$ 452,087	$ 456,855
Income (loss) from Operations	10,049	[1]	$ 2,747		(31,229)	[3]	$ 2,210	(5,645)	[4]	$ 3,400	$ 701	$ 949			(16,223)	(595)	14,084
Asset impairment charges															(12,184)	(4,431)	(469)
Goodwill impairment					(1,971)			(1,926)							(1,971)	(1,926)	0
Early retirement program														$ (835)	0	(835)	0
Litigation expense					$ (1,050)			(700)							(1,050)	(700)	0
Lease exit costs															(0)	(149)	(301)
Depreciation and amortization															13,480	13,500	13,203
Capital expenditures															6,029	17,750	18,301
Identifiable Assets	402,549							275,766							402,549	275,766	291,641
Wholesale Segment [Member]
Sales revenues															221,075	261,105	255,958
Goodwill impairment															(1,971)	0
Logistical Services [Member]
Goodwill impairment															0	0
Operating Segments [Member] | Wholesale Segment [Member]
Sales revenues															221,075	261,105	255,958
Income (loss) from Operations															4,587	11,456	12,274
Depreciation and amortization															3,125	3,178	3,038
Capital expenditures															2,434	5,650	4,194
Identifiable Assets	176,243							144,392							176,243	144,392	144,209
Operating Segments [Member] | Retail Segments [Member]
Sales revenues															211,944	268,693	268,883
Income (loss) from Operations															(9,497)	(7,009)	(312)
Depreciation and amortization															6,578	6,303	6,096
Capital expenditures															695	8,473	12,769
Identifiable Assets	169,105							91,997							169,105	91,997	96,241
Operating Segments [Member] | Logistical Services [Member]
Sales revenues															75,158	80,074	82,866
Income (loss) from Operations															1,245	1,855	1,398
Depreciation and amortization															3,777	4,019	4,069
Capital expenditures															2,900	3,627	1,338
Identifiable Assets	$ 57,201							$ 39,377							57,201	39,377	51,191
Intersegment Eliminations [Member]
Income (loss) from Operations															2,647	1,144	1,494
Intersegment Eliminations [Member] | Logistical Services [Member]
Sales revenues															(26,967)	(31,852)	(28,480)
Intersegment Eliminations [Member] | Furniture and Accessories [Member]
Sales revenues															$ (95,347)	$ (125,933)	$ (122,372)

[1] Income from operations includes a gain of $1,161 arising from the settlement of a lease obligation (see Note 14).

[2] Net income includes a non-taxable gain of $915 arising from the recognition of a death benefit from Company-owned life insurance (see Note 14).

[3] Loss from operations reflects the severe impact of the COVID-19 pandemic on our operations due to the temporary closure of substantially all of our operations during the quarter (see Note 1) and includes a goodwill impairment charge of $1,971 (see Note 8), asset impairment charges of $12,184 and a litigation expense accrual of $1,050 (see Note 14). Net loss includes the benefit of carrying back the loss to tax years with 35% federal statutory rate as provided for in the CARES Act (see Note 13).

[4] Loss from operations includes a charge for the impairment of goodwill of $1,926 (see Note 8) and charges of $4,431, $700 and $149 for impairment of long-lived assets, litigation costs and lease termination costs, respectively (see Note 14).

[5] Income from operations includes a charge of $835 arising from certain eligible employees' acceptance of voluntary early retirement package (see Note 14).