CONSOLIDATED CONDENSED STATEMENTS OF CASH FLOWS (USD $)	3 Months Ended
	Mar. 31, 2013	Mar. 31, 2012
Cash Flows from Operating Activities:
Net income	$ 621,000	$ 706,000
Adjustments to reconcile net income to net cash used in operating activities:
Depreciation and amortization	394,000	428,000
Amortization of other intangible assets	76,000	100,000
Amortization of debt issue costs	22,000	68,000
Provision for losses on accounts receivable	27,000	(2,000)
Stock-based compensation	47,000	47,000
Restricted stock-based compensation	7,000	0
Deferred income taxes-net	298,000	0
Changes in operating assets and liabilities:
Accounts receivable	(6,702,000)	(1,478,000)
Inventories	600,000	692,000
Prepaid expenses and other current assets	(306,000)	(133,000)
Other assets	(6,000)	(6,000)
Accounts payable	(1,608,000)	226,000
Accrued liabilities	(1,211,000)	(650,000)
Other liabilities	(4,000)	(3,000)
Total adjustments	(8,366,000)	(711,000)
Net cash used in operating activities	(7,745,000)	(5,000)
Cash Flows from Investing Activities:
Capital expenditures	(143,000)	(620,000)
Purchase of product license	0	(200,000)
Net cash used in investing activities	(143,000)	(820,000)
Cash Flows from Financing Activities:
Proceeds from exercise of stock options	0	4,000
Proceeds from short-term borrowings	19,954,000	12,856,000
Repayments of short-term borrowings	(12,064,000)	(12,180,000)
Proceeds from term loan	0	381,000
Repayments of term loan	(115,000)	(101,000)
Net cash provided by financing activities	7,775,000	960,000
Net (decrease) increase in cash	(113,000)	135,000
Cash at beginning of period	695,000	443,000
Cash at end of period	582,000	578,000
Supplemental disclosures of cash flow information:
Interest	102,000	151,000
Income taxes	$ 8,000	$ 30,000