CONSOLIDATED STATEMENTS OF CASH FLOWS (USD $) In Thousands, unless otherwise specified	6 Months Ended
	Jun. 30, 2013	Jun. 30, 2012
Cash flows from operating activities
Net loss	$ (1,352)	$ (1,231)
Adjustments to reconcile net loss to net cash from operating activities:
Depreciation and amortization	2,053	2,236
Stock expense - bonuses and options	48	84
Deferred income taxes	(421)	(1,431)
Gain on sale of property and equipment	(38)	(35)
Gain on lawsuit settlement	(625)	0
Change in assets and liability
Receivables	2,070	3,354
Net investment in sales-type leases	0	19
Inventories	(1,615)	(9,011)
Income tax receivable	(158)	3,081
Other assets	(38)	(134)
Accounts payable	1,349	3,536
Other current liabilities	17	116
Net cash from operating activities	1,290	584
Cash flows from investing activities
Proceeds from sale of property and equipment	114	36
Proceeds from lawsuit to cancel intangible asset	770	0
Purchases of property and equipment	(435)	(547)
Construction in progress	0	(343)
Deposits on equipment	(137)	0
Payments from related party	0	22
Net cash from (used in) investing activities	312	(832)
Cash flows from financing activities
Proceeds from sale of redeemable securities	500	0
Payments on long-term debt	(2,556)	(946)
Proceeds from long-term debt	0	1,502
Net cash (used in) from financing activities	(2,056)	556
Net (decrease) increase in cash	(454)	308
Cash at beginning of year	1,926	2,267
Cash at end of period	1,472	2,575
Supplemental disclosure of cash flow information:
Cash paid for interest	793	908
Cash tax refunds received	238	2,548
Cash paid for taxes	8	308
Supplemental disclosure of noncash investing and financing activities:
(Decrease) increase in equipment accrual	$ (46)	$ 190