CONDENSED CONSOLIDATED BALANCE SHEETS - USD ($)	Mar. 31, 2016	Dec. 31, 2015
Current assets:
Cash and cash equivalents	$ 14,235,621	$ 15,569,813
Billed accounts receivable	170,323	511,994
Unbilled accounts receivable	1,266,820	963,345
Prepaid expenses and other current assets	463,873	181,714
Total current assets	16,136,637	17,226,866
Property and equipment, net	196,143	233,694
Other long-term assets and deferred costs	53,384	53,384
Goodwill	2,348,453	2,348,453
Total assets	18,734,617	19,862,397
Current liabilities:
Accounts payable	166,357	521,122
Accrued expenses and other liabilities	1,749,899	1,248,708
Accrued restructuring expenses - current	255,551	381,950
Other short-term liabilities	0	11,250
Current portion of derivative instruments	468,304	16,411
Total current liabilities	2,640,111	2,179,441
Accrued restructuring expenses - long term	43,809	108,641
Other long-term liabilities	424,213	433,407
Derivative instruments, less current portion	0	491,791
Total liabilities	3,108,133	3,213,280
Stockholders' equity:
Common stock, $0.0001 par value; 100,000,000 shares authorized; 64,444,725 and 64,382,086 shares issued and outstanding at March 31, 2016 and December 31, 2015, respectively	6,444	6,438
Additional paid-in-capital	240,570,971	240,366,704
Accumulated deficit	(224,950,931)	(223,724,025)
Total stockholders' equity	15,626,484	16,649,117
Total liabilities and stockholders' equity	$ 18,734,617	$ 19,862,397