CONDENSED CONSOLIDATED STATEMENTS OF CASH FLOWS (unaudited) (USD $) In Thousands, unless otherwise specified	6 Months Ended
	Jun. 30, 2012	Jun. 30, 2011
Cash flows from operating activities:
Net income (loss)	$ 885	$ (1,342)
Adjustments to reconcile net income (loss) to net cash provided by operating activities:
Depreciation and amortization	1,716	1,691
Provision for bad debts	5	35
(Gain) loss on disposal of fixed assets		(16)
Stock compensation expense-stock options		2
Stock compensation expense-restricted stock	68	(25)
Changes in operating assets and liabilities:
Accounts receivable, gross	1,243	4,520
Inventory	138	2,838
Prepaid expenses and other	(294)	(155)
Decrease in other long-term assets	(68)	38
Accounts payable	(2,499)	(3,203)
Accrued expenses, accrued salaries and other	157	(176)
Increase in other long-term liabilities	(105)	19
Net cash provided by operating activities	1,246	4,226
Cash flows from investing activities:
Capital expenditures	(3,753)	(748)
Proceeds from disposition of assets		17
Net change in noncurrent assets and liabilities		(7)
Net cash used in investing activities	(3,753)	(738)
Cash flows provided by (used in) financing activities:
Net repayments under line of credit
Borrowings on equipment loan	1,800
Capital lease payments	(216)	(142)
Contribution from non-controlling interest		17
Loan commitment fees	(37)	(34)
Net cash provided by (used in) financing activities	1,547	(159)
Net (decrease) increase in cash and cash equivalents	(960)	3,329
Cash and cash equivalents, beginning of period	3,283	238
Cash and cash equivalents, end of period	2,323	3,567
Supplemental cash flow disclosures:
Cash paid for interest	83	63
Non-cash investing and financing activities:
Capital lease for warehouse and computer equipment	862	87
Capital expenditures in accounts payable	$ 216	$ 214