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CONDENSED CONSOLIDATED STATEMENTS OF CASH FLOWS (USD $)
 9 Months Ended
Sep. 30, 2014
Sep. 30, 2013
Operating activities:    
Net (loss) $ (853,000) $ (3,000)
Adjustments to reconcile net (loss) to net cash from operating activities:    
Depreciation and amortization 4,808,000 4,746,000
Loss on sale of subsidiary 572,000 0
Deferred income tax 33,000 (6,000)
Cumulative translation adjustment and other (161,000) 840,000
Stock based compensation expense 53,000 69,000
(Gain) on sale of assets (1,000) 0
Changes in operating assets and liabilities:    
Receivables 431,000 (966,000)
Prepaid expenses and other assets 141,000 193,000
Customer deposits/deferred revenue (37,000) (25,000)
Accounts payable and accrued liabilities (573,000) 1,437,000
Net cash from operating activities 4,413,000 6,285,000
Investing activities:    
Payment for purchase of property and equipment (338,000) (3,293,000)
Investment in equity securities (4,000) (14,000)
Proceeds from sale of subsidiary 768,000 0
Net cash from investing activities 426,000 (3,307,000)
Financing activities:    
Principal payments on long-term debt (2,457,000) (2,584,000)
Principal payments on capital leases (3,240,000) (2,916,000)
Long term debt financing on property and equipment 0 3,109,000
Advances on line of credit 640,000 269,000
Payments on line of credit (1,200,000) (79,000)
Capital contributions from non-controlling interests 102,000 139,000
Distributions to non-controlling interests (748,000) (480,000)
Repurchase common stock (2,000) 0
Private placement common stock 1,580,000 0
Net cash from financing activities (5,325,000) (2,542,000)
Effect of changes in foreign exchange rates on cash (8,000) (45,000)
Net change in cash and cash equivalents (494,000) 391,000
Cash and cash equivalents at beginning of period 1,909,000 1,564,000
Cash and cash equivalents at end of period 1,415,000 1,955,000
Cash paid during the period for:    
Interest 1,604,000 1,522,000
Income taxes 60,000 42,000
Schedule of non-cash investing and financing activities    
Acquisition of equipment with capital lease financing 2,732,000 2,625,000
Equipment relieved in sale of subsidiary (4,921,000) 0
Other assets relieved in sale of subsidiary (826,000) 0
Debt relieved in sale of subsidiary 5,181,000 0
Other liabilities relieved in sale of subsidiary 14,000 0
Net equity releived in sale of subsidiary 1,351,000 0
OCI released to net income in sale of subsidiary (779,000) 0
Investment released to net income in sale of subsidiary $ (1,360,000) $ 0