CONSOLIDATED STATEMENTS OF CASH FLOWS (USD $) In Thousands	6 Months Ended
	Jun. 30, 2011	Jun. 30, 2010
Cash flows from operating activities
Net income	$ 2,480	$ 4,111
Adjustments to reconcile net income to net cash from operating activities:
Depreciation and amortization	2,255	1,730
Stock bonus to employees	495	452
Loss on sale of property and equipment	(141)	(234)
Change in assets and liability
Receivables	7,281	(19,275)
Net investment in sales-type leases	16	13
Inventories	145	611
Other assets	(1,732)	(50)
Accounts payable	(6,385)	18,064
Accrued bonuses	(946)	(764)
Income tax payable	456	794
Other current liabilities	71	272
Net cash from operating activities	3,995	5,724
Cash flows from investing activities
Proceeds from sale of property and equipment	154	324
Purchases of property and equipment	(895)	(1,148)
Deposits on equipment	(260)	(504)
Payments from related party	21	20
Net cash used in investing activities	(980)	(1,308)
Cash flows from financing activities
Payments on capital lease obligation		(21)
Payments on long-term debt	(3,916)	(3,925)
Proceeds from long-term debt	517
Net cash used in financing activities	(3,399)	(3,946)
Net (decrease) increase in cash	(384)	470
Cash at beginning of year	2,468	713
Cash at end of year	2,084	1,183
Supplemental disclosure of cash flow information:
Cash paid for interest	1,206	668
Cash paid for taxes	$ 1,000	$ 1,946