Schedule II - Analysis of Valuation and Qualifying Accounts (Details) - USD ($) $ in Thousands		12 Months Ended
		Nov. 26, 2016		Nov. 28, 2015		Nov. 29, 2014
Balance, beginning of the year				$ 70		$ 1,044
Additions Charged to Cost and Expenses
Deductions reducing expense				(70)		(974)
Balance, end of the year						70
Allowance for Doubtful Accounts [Member]
Balance, beginning of the year		1,175		1,249		1,607
Additions Charged to Cost and Expenses						77
Deductions reducing expense	[1]			(67)		(435)
Other				209	[2]
Balance, end of the year		799		1,175		1,249
Additions Charged to Cost and Expenses		(376)		(216)
Allowance for Notes Receivable [Member]
Balance, beginning of the year		4,646		4,139		4,139
Additions Charged to Cost and Expenses				582
Deductions reducing expense	[1]	(3,192)		(75)
Other			[3]
Balance, end of the year		1,454		4,646		4,139
Income Tax Valuation Allowance [Member]
Balance, beginning of the year				70		1,044
Additions Charged to Cost and Expenses
Deductions reducing expense	[1]			(70)		(974)
Other
Balance, end of the year						$ 70

[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.