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CONDENSED CONSOLIDATED STATEMENTS OF CASH FLOWS (USD $)
In Thousands, unless otherwise specified
 3 Months Ended
Mar. 31, 2012
Mar. 31, 2011
CASH FLOWS USED IN OPERATING ACTIVITIES:    
Net loss $ (2,696) $ (2,778)
Adjustments to reconcile net loss to net cash flows provided by (used in) operating activities:    
Depreciation and amortization 513 494
Non-cash, stock based compensation 273 9
Provision for losses on doubtful accounts 474 448
Provision for losses on inventory obsolescence 1 7
Preferred stock revaluation 0 2,027
Changes in operating assets and liabilities:    
Accounts receivable 448 (350)
Inventories (128) 210
Prepaid expenses and other current assets (204) 316
Accounts payable (1,057) (780)
Accrued liabilities (292) 471
Other long term liabilities (97) (29)
Long term deferred income taxes 5 6
Net cash flows provided by (used in) operating activities (2,760) 51
CASH FLOWS USED IN INVESTING ACTIVITIES:    
Purchase of property and equipment (198) (86)
Change in other assets (67) (1)
Net cash flows used in investing activities (265) (87)
CASH FLOWS USED IN FINANCING ACTIVITIES:    
Principal payments on capital lease obligations (52) (66)
Issuance of common stock 17,483 7
Principal payment on note payable (82) (248)
Net cash flows provided by (used in) financing activities 17,349 (307)
EFFECT OF FOREIGN CURRENCY EXCHANGE RATE CHANGES ON CASH 21 59
NET CHANGE IN CASH AND CASH EQUIVALENTS 14,345 (284)
CASH AND CASH EQUIVALENTS AT BEGINNING OF PERIOD 4,946  
CASH AND CASH EQUIVALENTS AT BEGINNING OF PERIOD 19,291  
Cash paid during the period for:    
Interest 495 238
Income taxes, net 2 13
SUPPLEMENTAL DISCLOSURE OF NON-CASH INFORMATION    
Acquisition of equipment through capital leases 12 147
Dividends payable on preferred stock 165  
Note Payable converted to Equity $ 3,000 $ 0