CONDENSED CONSOLIDATED BALANCE SHEETS (USD $)	Sep. 30, 2014	Dec. 31, 2013
Current assets:
Cash and cash equivalents	$ 19,620,392	$ 10,480,979
Billed accounts receivable		1,427,113
Unbilled accounts receivable	303,667	2,199,525
Prepaid expenses and other current assets	661,360	231,491
Total current assets	20,585,419	14,339,108
Property and equipment, net	362,458	386,068
Other long-term assets and deferred costs	53,384	65,660
Goodwill	2,348,453	2,348,453
Total assets	23,349,714	17,139,289
Current liabilities:
Accounts payable	282,024	1,128,172
Accrued expenses and other liabilities	2,552,674	3,182,687
Deferred revenue	56,786	341,723
Current portion of long-term debt	993,322	999,996
Current portion of derivative instruments		51,663
Short-term debt		1,091,740
Total current liabilities	3,884,806	6,795,981
Other long-term liabilities	507,072	588,745
Long-term debt, less current portion		730,279
Derivative instruments, less current portion	851,793	1,688,572
Total liabilities	5,243,671	9,803,577
Stockholders' equity:
Common stock, $0.0001 par value; 100,000,000 shares authorized; 62,215,986 and 52,304,246 shares issued and outstanding at September 30, 2014 and December 31, 2013, respectively	6,222	5,230
Additional paid-in-capital	235,979,613	217,877,117
Accumulated other comprehensive loss	(225,872)	(218,710)
Accumulated deficit	(217,653,920)	(210,327,925)
Total stockholders' equity	18,106,043	7,335,712
Total liabilities and stockholders' equity	$ 23,349,714	$ 17,139,289