CONSOLIDATED BALANCE SHEETS - USD ($)	Dec. 31, 2015	Dec. 31, 2014
Current assets:
Cash and cash equivalents	$ 15,569,813	$ 18,643,351
Billed accounts receivable	511,994	110,656
Unbilled accounts receivable	963,345	297,431
Prepaid expenses and other current assets	181,714	199,194
Total current assets	17,226,866	19,250,632
Property and equipment, net	233,694	325,772
Other long-term assets and deferred costs	53,384	53,384
Goodwill	2,348,453	2,348,453
Total assets	19,862,397	21,978,241
Current liabilities:
Accounts payable	521,122	391,396
Accrued expenses and other liabilities	1,248,708	1,195,412
Accrued restructuring expenses	381,950	0
Current portion of long-term debt	0	746,146
Other short-term liabilities	11,250	70,326
Current portion of derivative instruments	16,411	178,509
Total current liabilities	2,179,441	2,581,789
Accrued restructuring expenses - long term	108,641	0
Other long-term liabilities	433,407	493,137
Derivative instruments, less current portion	491,791	629,170
Total liabilities	3,213,280	3,704,096
Stockholders' equity:
Common stock, $0.0001 par value; 100,000,000 shares authorized; 64,382,086 and 63,603,303 shares issued and outstanding at December 31, 2015 and 2014, respectively	6,438	6,360
Additional paid-in-capital	240,366,704	238,780,633
Accumulated other comprehensive loss	0	(229,528)
Accumulated deficit	(223,724,025)	(220,283,320)
Total stockholders' equity	16,649,117	18,274,145
Total liabilities and stockholders' equity	$ 19,862,397	$ 21,978,241