Consolidated Statements of Cash Flows (USD $) In Thousands	9 Months Ended
	Aug. 27, 2011	Aug. 28, 2010
Operating activities:
Net loss	$ (3,186)	$ (3,942)
Adjustments to reconcile net loss to net cash provided by operating activities:
Depreciation and amortization	5,113	5,289
Deferred income taxes	(1,907)	(2,126)
Provision for inventory losses	700
Stock-based compensation expense	447	285
Gain on sale of properties	(348)
Amortization of debt issuance costs	202	208
Provision (credit) for bad debts	28	(31)
Income from equity investment	(6)	(2)
Changes in assets and liabilities:
Short-term investments		454
Accounts receivable	(918)	472
Inventories	(2)	4,634
Other current assets	(516)	(671)
Accounts payable and accrued liabilities	515	453
Deferred revenue	228	417
Other noncurrent assets and noncurrent liabilities, net	(121)	(1,353)
Net cash provided by operating activities	229	4,087
Investing activities:
Additions to real estate held for sale or lease	(1,216)	(3,835)
Proceeds from sale of properties, net of expenses	374
Additions to property and equipment	(215)	(96)
Building acquisition		(5,440)
Net cash used in investing activities	(1,057)	(9,371)
Financing activities:
Dividends paid to stockholders	(1,538)	(1,530)
Payments of debt	(1,301)	(1,166)
Debt issuance costs	(262)	(100)
Exercise of stock options	186	170
Proceeds from debt		4,524
Net cash (used in) provided by financing activities	(2,915)	1,898
Net decrease in cash and cash equivalents	(3,743)	(3,386)
Cash and cash equivalents at beginning of period	9,260	9,149
Cash and cash equivalents at end of period	$ 5,517	$ 5,763