Note 18 - Discontinued Operations - Disposal Groups, Including Discontinued Operations (Details) - USD ($) $ in Thousands			12 Months Ended
		Feb. 28, 2022	Nov. 25, 2023		Nov. 26, 2022		Nov. 27, 2021
Net proceeds from the sale			$ 1,000		$ 84,534		$ 0
Gain on disposal			0		52,534		0
Pretax income of discontinued operations			0		1,712		1,483
Discontinued Operations, Disposed of by Sale [Member] | Zenith Freight Lines [Member]
Disposal Group, Including Discontinued Operation, Consideration		$ 86,939
Cash provided by operating activities			0	[1]	1,681	[1]	4,082
Logistical services revenue			0		16,776		55,648
representations and warranties (1)	[2]	1,000
Seller expenses paid at closing		418
Net proceeds from the sale		84,534	0	[1]	(81)	[1]	(4,508)
Working capital adjustment paid to buyer		$ 987
Cost of logistical services			0		15,001		53,905
Cash used in financing activities			0	[1]	(371)	[1]	(1,259)
Other loss, net			0		(63)		(260)
Net cash provided by discontinued operations			0	[1]	1,229	[1]	(1,685)
Income from operations of logistical services			0		1,712		1,483
Gain on disposal			0		52,534		0
Pretax income of discontinued operations			0		54,246		1,483
Income tax expense			0		14,261		362
Income from discontinued operations, net of tax			$ 0		$ 39,985		$ 1,121

[1] Excludes net proceeds from the sale of Zenith.

[2] This was held in escrow until the first anniversary of the sale, at which time the full amount was released to the Company on March 2, 2023. This amount was included in other current assets in the accompanying condensed consolidated balance sheet at November 26, 2022.