Note 17 - Segment Information - Segment Information by Segment (Details) - USD ($) $ in Thousands	3 Months Ended											12 Months Ended
	Nov. 27, 2021	Aug. 28, 2021	May 29, 2021	Feb. 27, 2021	Nov. 28, 2020		Aug. 29, 2020	[2]	May 30, 2020		Feb. 29, 2020	Nov. 27, 2021	Nov. 28, 2020	Nov. 30, 2019
Sales revenues	$ 129,896	$ 118,906	$ 124,059	$ 113,673	$ 118,383	[1]	$ 91,559		$ 63,801	[3]	$ 112,120	$ 486,534	$ 385,863	$ 452,087
Income (loss) from Operations	7,109	$ 4,490	$ 8,379	$ 6,021	10,049	[1]	$ 2,747		(31,229)	[3]	$ 2,210	25,999	(16,223)	(595)
Asset impairment charges												0	(12,184)	(4,431)
Goodwill impairment charge									(1,971)			0	(1,971)	(1,926)
Early retirement program												0	0	(835)
Litigation expense									$ (1,050)			0	(1,050)	(700)
Lease exit costs												(0)	(0)	(149)
Depreciation and amortization												14,597	13,480	13,500
Capital expenditures												10,750	6,029	17,750
Identifiable Assets	421,660				402,549							421,660	402,549	275,766
Wholesale Segment [Member]
Sales revenues												183,059	125,728	135,172
Goodwill impairment charge													(1,971)
Retail Segment [Member]
Goodwill impairment charge													0
Furniture and Accessories [Member]
Sales revenues												430,886	337,672	403,865
Logistical Services [Member]
Sales revenues												55,648	48,191	48,222
Goodwill impairment charge													0
Operating Segments [Member] | Wholesale Segment [Member]
Sales revenues												295,329	221,075	261,105
Income (loss) from Operations												17,490	4,587	11,456
Depreciation and amortization												3,386	3,125	3,178
Capital expenditures												5,943	2,434	5,650
Identifiable Assets	197,543				176,243							197,543	176,243	144,392
Operating Segments [Member] | Retail Segment [Member]
Sales revenues												247,827	211,944	268,693
Operating Segments [Member] | Logistical Services [Member]
Sales revenues												86,977	75,158	80,074
Income (loss) from Operations												1,743	1,245	1,855
Depreciation and amortization												4,631	3,777	4,019
Capital expenditures												4,508	2,900	3,627
Identifiable Assets	63,188				57,201							63,188	57,201	39,377
Operating Segments [Member] | Retail Segments [Member]
Income (loss) from Operations												7,044	(9,497)	(7,009)
Depreciation and amortization												6,580	6,578	6,303
Capital expenditures												299	695	8,473
Identifiable Assets	$ 160,929				$ 169,105							160,929	169,105	91,997
Intersegment Eliminations [Member]
Income (loss) from Operations												(278)	2,647	1,144
Intersegment Eliminations [Member] | Wholesale Segment [Member]
Sales revenues												(112,270)	(95,347)	(125,933)
Intersegment Eliminations [Member] | Logistical Services [Member]
Sales revenues												$ (31,329)	$ (26,967)	$ (31,852)

[1] Income from operations includes a gain of $1,161 arising from the settlement of a lease obligation (see Note 13).

[2] Net income includes a non-taxable gain of $914 arising from the recognition of a death benefit from Company-owned life insurance (see Note 13).

[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 7), asset impairment charges of $12,184 and a litigation expense accrual of $1,050 (see Note 13). 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 12).