Condensed Consolidated Statements of Cash Flows - USD ($)	6 Months Ended
	Jun. 30, 2015	Jun. 30, 2014
CASH FLOWS FROM OPERATING ACTIVITIES
Net Loss	$ (4,373,000)	$ (6,114,000)
Adjustments to reconcile net loss to net cash used in operating activities:
Depreciation and amortization	227,000	75,000
Amortization of deferred finance costs	0	2,404,000
Stock-based compensation	680,000	501,000
Non-cash investment income	(11,000)	0
Gain on extinguishment of derivative liability	0	(1,164,000)
Fair value adjustments to warrant and derivative liabilities	0	2,015,000
Changes in assets and liabilities:
Prepaids and other current assets	(115,000)	102,000
Accounts payable	45,000	548,000
Accrued expenses	(98,000)	(139,000)
Accrued compensation	109,000	85,000
Deferred rent	(18,000)	64,000
Net cash used in operating activities	(3,554,000)	(1,623,000)
CASH FLOWS FROM INVESTING ACTIVITIES
Capital expenditures	(168,000)	(540,000)
Expenditures for patents and domain names	(165,000)	(65,000)
Purchase of restricted cash investment	(100,000)	0
Sale of investment held-to-maturity	10,000,000	0
Purchase of investments held-to-maturity	(9,989,000)	0
Net cash used in investing activities	(422,000)	(605,000)
CASH FLOWS FROM FINANCING ACTIVITIES
Proceeds from sale of common stock from the IPO	0	18,630,000
Deferred IPO cost	$ 0	(2,388,000)
Proceeds from issuance of warrants		1,000
Payment of tax withholdings on net issuance of common stock for compensation	$ (45,000)	0
Net cash provided by (used in) financing activities	(45,000)	16,243,000
NET INCREASE (DECREASE) IN CASH	(4,021,000)	14,015,000
CASH — Beginning of period	5,803,000	3,339,000
CASH — End of period	1,782,000	17,354,000
SUPPLEMENTAL DISCLOSURE OF CASH FLOW INFORMATION
Interest	0	404,000
Taxes Paid	1,000	1,000
SUPPLEMENTAL SCHEDULE OF NON-CASH INVESTING AND FINANCING ACTIVITIES
Conversion of senior note	0	7,000,000
Conversion of subordinated note	0	2,400,000
Extinguishment of derivative liability	0	5,526,000
Reclassification warrant liabilities to additional paid-in capital	$ 0	$ 3,658,000