Consolidated Statements of Cash Flows (USD $) In Thousands	9 Months Ended
	Sep. 30, 2011	Sep. 30, 2010
Operating activities:
Net loss	$ (4,400)	$ (16,608)
Loss from discontinued operations, net of tax	(296)	(7,980)
Loss from continuing operations	(4,104)	(8,628)
Adjustments to reconcile loss from continuing operations to net cash used in operating activities:
Depreciation and amortization	389	446
Goodwill and asset impairment charges	35	225
Stock-based compensation (see Note 6)	45	47
Gain on valuation of derivative	(74)	0
Amortization of discount on debt	120	0
Provision for losses on receivables	113	296
Loss on short-term investments	0	2
Changes in operating assets and liabilities, net of acquisition:
Accounts receivable	184	(659)
Inventories	311	130
Prepaid expenses and other assets	476	8
Accounts payable	(378)	(196)
Deferred revenue	(6)	14
Accrued expenses	46	4,189
Income taxes payable	(29)	(28)
Net cash used in operating activities-continuing operations	(2,872)	(4,154)
Net cash used in operating activities-discontinued operations	(28)	(1,263)
Net cash used in operating activities	(2,900)	(5,417)
Investing activities:
Acquisition of businesses, net of cash acquired	(1,178)	0
Purchase of property and equipment	(106)	(332)
Sale of short-term investments	0	334
Payments for intangibles	(10)	(2)
Net cash used in investing activities-continuing operations	(1,294)	0
Net cash provided by investing activities-discontinued operations	922	1,786
Net cash (used in) provided by investing activities	(372)	1,786
Financing activities:
Proceeds from long-term debt	1,400	93
Payments on long-term debt and capital lease obligations	(1,464)	(100)
Purchase and retirement of treasury stock, net	0	(179)
Proceeds from issuance of common stock	8,225	0
Net cash provided by (used in) financing activities-continuing operations	8,161	(186)
Net cash used in financing activities-discontinued operations	(168)	(339)
Net cash provided by (used in) financing activities	7,993	(525)
Net increase (decrease) in cash and cash equivalents	4,721	(4,156)
Cash and cash equivalents at beginning of period	2,564	8,289
Cash and cash equivalents at end of period	$ 7,285	$ 4,133