Condensed Consolidated Statements of Cash Flows (Unaudited) - USD ($) $ in Thousands	3 Months Ended
	Feb. 27, 2016	Feb. 28, 2015
Operating activities:
Net income	$ 3,234	$ 5,956
Adjustments to reconcile net income to net cash provided by (used in) operating activities:
Depreciation and amortization	$ 2,817	2,146
Equity in undistributed income of investments and unconsolidated affiliated companies		(220)
Provision for restructuring and asset impairment charges		106
Non-cash portion of lease exit costs		419
Remeasurement gain on acquisition of affiliate		(7,212)
Deferred income taxes	$ 803	4,278
Other, net	294	549
Changes in operating assets and liabilities:
Accounts receivable	1,509	1,021
Inventories	2,357	(4,404)
Other current assets	(1,326)	(2,325)
Customer deposits	(715)	3,122
Accounts payable and accrued liabilities	(6,553)	(4,341)
Net cash provided by (used in) operating activities	2,420	(905)
Investing activities:
Purchases of property and equipment	(8,568)	$ (3,918)
Proceeds from sales of property and equipment	$ 20
Cash paid for business acquisition, net of cash acquired		$ (7,374)
Capital contribution to affiliate		(1,345)
Net cash used in investing activities	$ (8,548)	(12,637)
Financing activities:
Cash dividends	$ (3,146)	(2,923)
Proceeds from the exercise of stock options		1,410
Other issuance of common stock	$ 84	85
Repurchases of common stock	$ (1,774)	(191)
Excess tax benefits from stock-based compensation		456
Repayments of notes payable	$ (4,395)	(372)
Proceeds from equipment loans	4,204	660
Net cash used in financing activities	(5,027)	(875)
Change in cash and cash equivalents	(11,155)	(14,417)
Cash and cash equivalents - beginning of period	36,268	26,673
Cash and cash equivalents - end of period	$ 25,113	$ 12,256