Condensed Consolidated Statements of Cash Flows (unaudited) (USD $)	3 Months Ended
	Mar. 31, 2012	Mar. 31, 2011
Cash flows provided by (used in) operating activities:
Net income (loss) before non-controlling interests	$ (4,434,000)	$ (2,585,000)
Less net (income) loss from discontinued operations	0	836,000
Net income (loss) from continuing operations	(4,434,000)	(1,749,000)
Adjustments to reconcile net income (loss) to net cash used in operating activities (see Schedule A):	(280,000)	1,414,000
Net cash used in operating activities - continuing operations	(4,714,000)	(335,000)
Cash flows provided by (used in) investing activities:
Acquisitions of property and equipment	(228,000)	(111,000)
Restricted deposits	(62,000)	(520,000)
Release of restricted deposits	(386,000)	(343,000)
Amounts funded for severance assets	(84,000)	(49,000)
Proceeds from the sale of equity method investees		(492,000)
Acquisition of businesses	(7,835,000)	0
Net cash provided by (used in) investing activities - continuing operations	(7,823,000)	155,000
Cash flows provided by (used in) financing activities:
Exercise of options and warrants	1,293,000	193,000
Short-term bank credit, net	(208,000)	(529,000)
Repayments of long-term debt	(52,000)	(163,000)
Proceeds from borrowings of long-term debt	16,000	76,000
Dividends paid	(1,496,000)
Other		12,000
Net cash provided by (used in) financing activities - continuing operations	(447,000)	(411,000)
Discontinued operations:
Operating cash flows		(945,000)
Investing cash flows		408,000
Financing cash flows		194,000
Net cash used in discontinued operations	0	(343,000)
Effect of exchange rate changes on cash and cash equivalents	105,000	35,000
Net increase (decrease) in cash and cash equivalents	(12,879,000)	(899,000)
Cash and cash equivalents at the end of the period	21,401,000	6,457,000
Cash and cash equivalents of discontinued operations	0	(675,000)
Cash and cash equivalents held by continuing operations at the end of the period	21,401,000	5,782,000
A. Adjustments to reconcile net income (loss) to net cash used in operating activities:
Depreciation and amortization	294,000	203,000
Increase in liability for accrued severance	(112,000)	(84,000)
Amortization of stock-based deferred compensation	142,000	132,000
Deferred taxes	(221,000)	(163,000)
Gain on sale of HangXing	0	492,000
Other	(34,000)	2,000
Change in operating assets and liabilities:
Decrease (increase) in accounts receivable, unbilled work-in process, other current assets and other assets	(1,035,000)	(2,299,000)
Increase in inventory	537,000	189,000
Increase (decrease) in accounts payable, accrued payroll, payroll taxes and social benefits, other current liabilities and other liabilities	(1,139,000)	(458,000)
Adjustments to reconcile net income (loss) to net cash used in operating activities (see Schedule A):	(280,000)	1,414,000
B. Non-cash items:
Adjustment of additional paid-in-capital and non-controlling from exercise of option by Acorn in USSI	273,000	600,000
Value of shares issued as compensation		101,000
C. Assets/liabilities acquired in the acquisition of OmniMetrix
Accounts Receivable, Net, Current	4,443,000
Inventory, Net	2,922,000
Other Assets, Current	1,509,000
Property, Plant and Equipment, Net	797,000
Intangible Assets, Net (Excluding Goodwill)	10,023,000
Goodwill	6,815,000
Liabilities, Current	10,099,000
OmniMetrix acquistion [Member]
Cash flows provided by (used in) investing activities:
Acquisition of businesses	(7,835)
C. Assets/liabilities acquired in the acquisition of OmniMetrix
Accounts Receivable, Net, Current	328
Inventory, Net	234
Other Assets, Current	10
Property, Plant and Equipment, Net	26
Intangible Assets, Net (Excluding Goodwill)	5,403
Goodwill	2,109
Liabilities, Current	$ (275)