CONSOLIDATED STATEMENTS OF CASH FLOWS (USD $) In Thousands, unless otherwise specified	9 Months Ended
	Sep. 30, 2013	Sep. 30, 2012
Cash flows from operating activities
Net loss	$ (3,544)	$ (2,117)
Adjustments to reconcile net loss to net cash from operating activities:
Depreciation and amortization	3,041	3,330
Inventory write-down	1,900	0
Stock expense - bonuses and options	48	120
Deferred income taxes	(803)	(1,261)
Gain on sale of property and equipment	(35)	(35)
Gain on lawsuit settlement	(625)	0
Change in assets and liability
Receivables	1,723	7,284
Net investment in sales-type leases	0	40
Inventories	(304)	(1,112)
Income tax receivable	(353)	2,879
Other assets	78	(192)
Accounts payable	(40)	(2,881)
Other current liabilities	134	79
Net cash from operating activities	1,220	6,134
Cash flows from investing activities
Proceeds from sale of property and equipment	117	36
Proceeds from lawsuit to cancel intangible asset	770	0
Purchases of property and equipment	(822)	(1,589)
Deposit from related party	500	0
Payments from related party	0	34
Net cash from (used in) investing activities	565	(1,519)
Cash flows from financing activities
Proceeds from sale of redeemable securities	500	0
Payments on long-term debt	(2,754)	(5,347)
Net cash used in financing activities	(2,254)	(5,347)
Net decrease in cash	(469)	(732)
Cash at beginning of year	1,926	2,267
Cash at end of period	1,457	1,535
Supplemental disclosure of cash flow information:
Cash paid for interest	1,237	1,398
Tax refunds received	1,007	2,729
Cash paid for taxes	10	308
Supplemental disclosure of noncash investing and financing activities:
(Decrease) increase in equipment accrual	$ (89)	$ 31