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CONDENSED CONSOLIDATED STATEMENTS OF CASH FLOWS (Unaudited) (USD $)
In Thousands, unless otherwise specified
 6 Months Ended
Jun. 30, 2014
Jun. 30, 2013
CASH FLOWS FROM OPERATING ACTIVITIES:    
Net loss $ (515) $ (1,669)
Adjustments to reconcile net loss to net cash provided by operations:    
Depreciation and amortization 1,367 1,523
Provision for doubtful accounts 0 10
Share-based compensation 81 69
Amortization of original issue discount (OID) 54 275
Gain on settlement of note payable and litigation (1,034) 0
Loss on debt refinancing 1,402 0
Changes in operating assets and liabilities:    
Restricted cash 250 0
Accounts receivable 474 54
Inventory (183) 6
Prepaid expenses and other assets (15) 30
Accounts payable (264) (605)
Accrued expenses and other long-term obligations (10) 651
Deferred revenue (860) 442
Net cash provided by operating activities 747 786
CASH FLOWS FROM INVESTING ACTIVITIES:    
Net purchases of property and equipment (290) (245)
Collection of note receivable 9 10
Net cash used in investing activities (281) (235)
CASH FLOWS FROM FINANCING ACTIVITIES:    
Payments on notes payable (16,436) (2,726)
Proceeds from notes payable 15,000 0
Payments on amendment of senior notes payable (704) (188)
Net proceeds from issuance of common stock 0 3,461
Debt financing fees (565) 0
Insurance proceeds for settlement of notes payable dispute, net of expenses 373 0
Payments on capital leases (67) (43)
Net proceeds from exercise of options 21 13
Net cash used in financing activities (2,378) 517
Effect of translation exchange rates (21) 50
Net increase (decrease) in cash and cash equivalents (1,933) 1,118
Cash and equivalents at beginning of period 3,938 2,177
Cash and equivalents at end of period 2,005 3,295
Cash paid for:    
Interest $ 697 $ 656