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CONSOLIDATED STATEMENTS OF CASH FLOWS (USD $)
In Thousands, unless otherwise specified
 12 Months Ended
Dec. 31, 2013
Dec. 31, 2012
CASH FLOWS FROM OPERATING ACTIVITIES:    
Net loss $ (1,662) $ (3,032)
Adjustments to reconcile net loss to net cash provided by operations:    
Depreciation and amortization 2,947 2,295
Provision for doubtful accounts 37 179
Share-based compensation 160 88
Interest income on settlement (48) 0
(Gain) loss on sale/disposal of assets (72) 28
Amortization of OID and derivative mark-to-market 481 815
Gain on debt payoff (98) 0
Loss on debt conversion 0 198
Changes in operating assets and liabilities:    
Restricted cash (150) (250)
Accounts receivable (899) 1,095
Inventory 177 (150)
Prepaid expenses and other assets 495 (229)
Accounts payable (1,008) 692
Accrued expenses and other long-term obligations 737 140
Deferred revenue 928 940
Net cash provided by operating activities 2,025 2,809
CASH FLOWS FROM INVESTING ACTIVITIES:    
Net purchases of property and equipment (383) (904)
Purchases of intangible assets (62) (351)
Collection of note receivable 10 77
Acquisitions net of cash acquired 0 (9,800)
Net cash used in investing activities (435) (10,978)
CASH FLOWS FROM FINANCING ACTIVITIES:    
Proceeds from notes payable 4,000 14,500
Payments on notes payable (6,880) (3,833)
Payments on conversion of subordinated notes payable 0 (222)
Payments on line of credit 0 (500)
Payments on capital leases (88) (33)
Debt financing fees (330) (680)
Net proceeds from issuance of common stock 3,433 0
Net proceeds from exercise of stock options 35 20
Net cash provided by (used in) financing activities 170 9,252
Effect of foreign exchange rates 1 27
Net increase (decrease) in cash and cash equivalents 1,761 1,110
Cash and equivalents at beginning of period 2,177 1,067
Cash and equivalents at end of period 3,938 2,177
SUPPLEMENTAL INFORMATION:    
Interest 1,461 797
Non-cash Investing and Financing Activities:    
Conversion of subordinated convertible notes payable to equity 93 2,247
Issuance of common stock upon acquisition $ 0 $ 747