Consolidated Statements of Cash Flows (USD $) In Thousands, unless otherwise specified	6 Months Ended
	Jun. 30, 2013	Jun. 30, 2012
OPERATING ACTIVITIES
Net loss	$ (5,047)	$ (808)
Adjustments to reconcile net loss to net cash used in operating activities:
Depreciation	442	331
Amortization of finite-lived intangible assets	46	42
Write-down of note receivable	10	0
Stock-based compensation	253	178
Deferred income tax provision (benefit)	3,922	(377)
Changes in operating assets and liabilities:
Decrease in accounts receivable, net	390	64
Decrease (increase) in inventories, net	24	(232)
Decrease in other assets	287	15
(Decrease) increase in trade accounts payable, accrued compensation and commissions expense and other accrued liabilities	(626)	296
Net cash used in operating activities	(299)	(491)
INVESTING ACTIVITIES
Capital expenditures	(228)	(614)
Net cash used in investing activities	(228)	(614)
FINANCING ACTIVITIES
Net repayments on note payable to bank	(368)	(509)
Increase in restricted cash	0	(4,000)
Principal payments of long-term debt	(58)	(169)
Purchase of treasury stock	(59)	0
Net cash used in financing activities	(485)	(4,678)
Decrease in cash and cash equivalents	(1,012)	(5,783)
Cash and cash equivalents at beginning of period	8,625	13,709
Cash and cash equivalents at end of period	7,613	7,926
Supplemental Disclosure:
Cash paid for income taxes	0	24
Cash paid for interest	$ 19	$ 54