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CONDENSED CONSOLIDATED STATEMENTS OF CASH FLOWS - USD ($)
$ in Thousands
 9 Months Ended
Sep. 30, 2015
Sep. 30, 2014
Cash flows used in operating activities:    
Net loss $ (6,236) $ (3,312)
Adjustments to reconcile net loss to net cash used in operating activities:    
Depreciation and amortization 2,172 2,080
Provision for doubtful accounts (2) 74
Excess and obsolete site equipment to be installed expense 680 0
Stock-based compensation 341 180
Issuance of common stock to consultant in lieu of cash payment 1 238
Impairment of capitalized software 295 661
Loss from disposition of equipment and capitalized software 28 1
Changes in assets and liabilities:    
Accounts receivable 1,610 (273)
Site equipment to be installed (403) (3,755)
Prepaid expenses and other assets (501) 240
Accounts payable and accrued liabilities (51) 264
Income taxes payable (57) (2)
Deferred costs (252) (424)
Deferred revenue 183 692
Deferred rent (112) (100)
Net cash used in operating activities (2,304) (3,436)
Cash flows used in investing activities:    
Capital expenditures (781) (619)
Software development expenditures (520) (607)
Acquisition of software 0 (150)
Proceeds from the sale of equipment 9 0
Net cash used in investing activities (1,292) (1,376)
Cash flows provided by financing activities:    
Proceeds from public offering of common stock, net 0 6,369
Proceeds from exercise of stock options 1 44
Proceeds from long-term debt 5,638 4,321
Payments on long-term debt (4,396) (1,451)
Principal payments on capital leases (39) (19)
Tax withholding related to net-share settlements of restricted stock units 0 (33)
Net cash provided by financing activities 1,204 9,231
Net (decrease) increase in cash and cash equivalents (2,392) 4,419
Effect of exchange rate on cash (115) (34)
Cash and cash equivalents at beginning of period 7,185 5,455
Cash and cash equivalents at end of period 4,678 9,840
Supplemental disclosures of cash flow information: Cash paid during the period for:    
Interest 311 130
Income taxes 68 32
Supplemental disclosure of non-cash investing and financing activities:    
Site equipment transferred to fixed assets 1,055 686
Equipment acquired under capital lease 177 0
Issuance of common stock in lieu of payment of preferred dividends $ 8 $ 8