Consolidated Statements of Cash Flows (USD $) In Thousands, unless otherwise specified	9 Months Ended
	Sep. 30, 2013	Sep. 30, 2012
OPERATING ACTIVITIES
Net loss	$ (6,246)	$ (1,122)
Adjustments to reconcile net loss to net cash (used in) provided by operating activities:
Depreciation	681	513
Amortization of finite-lived intangible assets	61	63
Write-down of note receivable	11	0
Stock-based compensation	388	270
Deferred income tax provision (benefit)	3,922	(524)
Changes in operating assets and liabilities:
Decrease in accounts receivable, net	1,072	260
Decrease in inventories, net	524	242
Decrease (increase) in other assets	354	(24)
(Decrease) increase in trade accounts payable, accrued compensation and commissions expense and other accrued liabilities	(827)	323
Net cash (used in) provided by operating activities	(60)	1
INVESTING ACTIVITIES
Capital expenditures	(351)	(805)
Net cash used in investing activities	(351)	(805)
FINANCING ACTIVITIES
Net repayments on note payable to bank	(163)	(1,576)
Increase in restricted cash	0	(1,500)
Principal payments of long-term debt	(58)	(255)
Purchase of treasury stock	(81)	(90)
Net cash used in financing activities	(302)	(3,421)
Decrease in cash and cash equivalents	(713)	(4,225)
Cash and cash equivalents at beginning of period	8,625	13,709
Cash and cash equivalents at end of period	7,912	9,484
Supplemental Disclosure:
Cash paid for income taxes	112	52
Cash paid for interest	$ 27	$ 79