CONDENSED CONSOLIDATED BALANCE SHEETS - USD ($)	Jun. 30, 2016	Dec. 31, 2015
Current assets:
Cash and cash equivalents	$ 23,157,883	$ 15,569,813
Billed accounts receivable	1,024,374	511,994
Unbilled accounts receivable	797,913	963,345
Prepaid expenses and other current assets	418,636	181,714
Total current assets	25,398,806	17,226,866
Property and equipment, net	183,695	233,694
Other long-term assets and deferred costs	0	53,384
Goodwill	2,348,453	2,348,453
Total assets	27,930,954	19,862,397
Current liabilities:
Accounts payable	711,106	521,122
Accrued expenses and other liabilities	1,510,003	1,248,708
Accrued restructuring expenses - current	237,125	381,950
Other short-term liabilities	11,588	11,250
Current portion of derivative instruments	798,788	16,411
Total current liabilities	3,268,610	2,179,441
Accrued restructuring expenses, less current portion	0	108,641
Other long-term liabilities	411,640	433,407
Derivative instruments, less current portion	0	491,791
Total liabilities	3,680,250	3,213,280
Stockholders' equity:
Common stock, $0.0001 par value; 100,000,000 shares authorized; 64,785,846 and 64,382,086 shares issued and outstanding at June 30, 2016 and December 31, 2015, respectively	6,479	6,438
Additional paid-in-capital	241,150,682	240,366,704
Accumulated deficit	(216,906,457)	(223,724,025)
Total stockholders' equity	24,250,704	16,649,117
Total liabilities and stockholders' equity	$ 27,930,954	$ 19,862,397