Condensed Consolidated Statements of Cash Flows (Unaudited) - USD ($) $ in Thousands	9 Months Ended
	Aug. 31, 2019	Aug. 25, 2018
Operating activities:
Net income	$ 3,210	$ 6,321
Adjustments to reconcile net income to net cash provided by (used in) operating activities:
Depreciation and amortization	10,092	9,920
Gain on sale of property and equipment	(98)	(130)
Deferred income taxes	22	2,620
Other, net	161	1,084
Changes in operating assets and liabilities:
Accounts receivable	(1,760)	1,183
Inventories	(2,105)	(5,349)
Other current assets	(1,986)	(496)
Customer deposits	(4,673)	(5,939)
Accounts payable and other liabilities	(4,922)	2,416
Net cash provided by (used in) operating activities	(2,059)	11,630
Investing activities:
Purchases of property and equipment	(10,651)	(12,632)
Proceeds from sales of property and equipment	119	2,488
Proceeds from maturities of investments	5,000	482
Other	(506)	(672)
Net cash used in investing activities	(6,038)	(25,890)
Financing activities:
Cash dividends	(3,867)	(7,462)
Proceeds from the exercise of stock options	25	27
Other issuance of common stock	246	264
Repurchases of common stock	(6,845)	(2,848)
Taxes paid related to net share settlement of equity awards	0	(674)
Repayments of notes payable	(292)	(3,233)
Net cash used in financing activities	(10,733)	(13,926)
Change in cash and cash equivalents	(18,830)	(28,186)
Cash and cash equivalents - beginning of period	33,468	53,949
Cash and cash equivalents - end of period	14,638	25,763
Acquisition of Lane Venture [Member]
Investing activities:
Cash paid for business acquisition	$ 0	$ (15,556)