CONDENSED CONSOLIDATED STATEMENTS OF CASH FLOWS - USD ($)	9 Months Ended
	Sep. 30, 2015	Sep. 30, 2014
Operating activities
Net loss	$ (2,202,305)	$ (7,325,995)
Adjustments to reconcile net loss to net cash used in operating activities:
Realization of cumulative translation adjustment	229,192
Share-based compensation expense	426,988	$ 1,172,703
Change in fair value of derivative instruments	(577,426)	(464,703)
Depreciation expense	108,798	113,272
Deferred income taxes	46,310	48,105
Non-cash interest expense	(51,820)	$ 68,130
Impairment of property and equipment	36,981
Gain on the disposal of property and equipment	(7,600)	$ (5,393)
Changes in operating assets and liabilities:
Billed accounts receivable	110,656	1,427,113
Unbilled accounts receivable	(362,232)	1,895,858
Prepaid expenses and other current assets	(9,602)	23,869
Accounts payable	(85,175)	$ (846,090)
Accrued restructuring expenses	800,769
Accrued expenses and other liabilities	$ 149,438	$ (773,517)
Deferred revenue		(284,937)
Net cash used in operating activities	$ (1,387,028)	(4,951,585)
Investing activities
Purchases of property and equipment	(68,277)	(92,269)
Proceeds from the sale of property and equipment	7,600	8,000
Net cash used in investing activities	(60,677)	(84,269)
Financing activities
Repayment of debt	$ (750,007)	(749,997)
Net repayment of revolving credit agreement		(1,091,740)
Net proceeds from exercise of warrants		683,325
Proceeds from issuance of common stock, including exercise of stock options, net of offering costs	$ 943,601	15,341,264
Net cash provided by financing activities	193,594	14,182,852
Effects of exchange rates on cash	169	(7,585)
(Decrease) increase in cash and cash equivalents	(1,253,942)	9,139,413
Cash and cash equivalents, at beginning of period	18,643,351	10,480,979
Cash and cash equivalents, at end of period	17,389,409	19,620,392
Supplemental disclosure of cash flow information
Cash paid for interest	$ 108,134	$ 105,916