CONDENSED CONSOLIDATED BALANCE SHEETS - USD ($)	Jun. 30, 2015	Dec. 31, 2014
Current assets:
Cash and cash equivalents	$ 18,411,839	$ 18,643,351
Billed accounts receivable	387,635	110,656
Unbilled accounts receivable	790,185	297,431
Prepaid expenses and other current assets	316,014	199,194
Total current assets	19,905,673	19,250,632
Property and equipment, net	308,256	325,772
Other long-term assets and deferred costs	53,384	53,384
Goodwill	2,348,453	2,348,453
Total assets	22,615,766	21,978,241
Current liabilities:
Accounts payable	208,456	391,396
Accrued expenses and other liabilities	1,904,387	$ 1,195,412
Accrued restructuring expenses	790,617
Short-term debt	249,491	$ 746,146
Other short-term liabilities	74,233	70,326
Current portion of derivative instruments	108,302	178,509
Total current liabilities	3,335,486	2,581,789
Other long-term liabilities	462,621	493,137
Derivative instruments, less current portion	481,747	629,170
Total liabilities	4,279,854	3,704,096
Stockholders' equity:
Common stock, $0.0001 par value; 100,000,000 shares authorized; 63,912,193 and 63,603,303 shares issued and outstanding at June 30, 2015 and December 31, 2014, respectively	6,391	6,360
Additional paid-in-capital	$ 239,490,378	238,780,633
Accumulated other comprehensive loss		(229,528)
Accumulated deficit	$ (221,160,857)	(220,283,320)
Total stockholders' equity	18,335,912	18,274,145
Total liabilities and stockholders' equity	$ 22,615,766	$ 21,978,241