CONSOLIDATED STATEMENTS OF CASH FLOWS (Unaudited) (USD $) In Thousands, unless otherwise specified	9 Months Ended
	Sep. 30, 2014	Sep. 30, 2013
Cash flows from operating activities:
Net income	$ 2,359	$ 1,213
Adjustments to reconcile net income to net cash provided by operating activities:
Depreciation and amortization	6,432	6,079
Deferred income taxes	316	224
Stock-based compensation	805	632
Excess tax benefit from employee stock plans	(191)	(42)
Other	(253)	514
Changes in operating assets and liabilities:
Accounts receivable, net	301	(1,501)
Inventories	(2,287)	(4,084)
Other current assets	106	638
Accounts payable and other accrued expenses	861	3,263
Accrued salaries, wages and payroll taxes	1,061	(503)
Refundable deposits	1,188	1,129
Net cash provided by operating activities	10,698	7,562
Cash flows from investing activities:
Expenditures for property, equipment and leasehold improvements	(12,936)	(7,361)
Proceeds from sale of property, equipment and leasehold improvements	236	0
Net cash used in investing activities	(12,700)	(7,361)
Cash flows from financing activities:
Principal payments on debt and capital lease obligations	(458)	(475)
Proceeds from capital lease financing	841	0
Proceeds from issuances of common stock	321	119
Tax payments related to performance shares issued	(150)	0
Excess tax benefit from employee stock plans	191	42
Net cash provided by (used in) financing activities	745	(314)
Decrease in cash and cash equivalents	(1,257)	(113)
Cash and cash equivalents:
Beginning of period	2,726	5,013
End of period	1,469	4,900
Supplemental disclosure of cash flow information:
Cash paid for interest	401	494
Cash paid for income taxes, net	889	30
Supplemental disclosure of non-cash information:
Purchases of Property, equipment and leasehold improvements included in Accounts payable	$ 331	$ 679