Schedule II - Analysis of Valuation and Qualifying Accounts (Details) - USD ($) $ in Thousands		12 Months Ended
		Nov. 25, 2017	Nov. 26, 2016		Nov. 28, 2015
Allowance for Doubtful Accounts [Member]
Balance Beginning of Period		$ 799	$ 1,175		$ 1,249
Additions Charged to Cost and Expenses		(182)	(376)		(216)
Deductions	[1]	0	0		(67)
Other		0	0		209	[2]
Balance End of Period		617	799		1,175
Additions Charged to Cost and Expenses		(182)	(376)		(216)
Allowance for Notes Receivable [Member]
Balance Beginning of Period		1,454	4,646		4,139
Additions Charged to Cost and Expenses		0	0		582
Deductions	[1]	0	(3,192)		(75)
Other		0	0	[3]	0
Balance End of Period		1,454	1,454		4,646
Additions Charged to Cost and Expenses		0	0		582
Income Tax Valuation Allowance [Member]
Balance Beginning of Period		0	0		70
Additions Charged to Cost and Expenses		0	0		0
Deductions	[1]	0	0		(70)
Other		0	0		0
Balance End of Period		0	0		0
Additions Charged to Cost and Expenses		$ 0	$ 0		$ 0

[1] Deductions are for the purpose for which the reserve was created. Deductions from the income tax valuation allowance for the year ended November 29, 2014 were due to the removal of the majority of our valuation allowance.

[2] Represents reserves of acquired company at date of acquisition.

[3] During fiscal 2016, previously reserved notes were determined to be uncollectible and were written off against the reserve.