Consolidated Balance Sheets (USD $) In Thousands, unless otherwise specified	Dec. 31, 2014	Dec. 31, 2013
Current assets:
Cash and cash equivalents	$ 70,472	$ 23,176
Accounts receivable, net	3,141	2,794
Inventory	1,828
Prepaid expenses and other current assets	2,882	631
Total current assets	78,323	26,601
Property and Equipment, net	3,890	3,023
Goodwill	2,715	2,715
Other Intangible assets, net	4,226	5,196
Other assets	157	470
Total assets	89,311	38,005
Current liabilities:
Accounts payable and accrued liabilities	14,429	10,416
Notes payable, current maturities	8,000	7,333
Deferred revenue, current	6,772	2,927
Derivative liabilities		4,315
Total current liabilities	29,201	24,991
Notes payable, less current maturities, net	4,173	11,845
Deferred revenue, long-term	841	1,281
Other long-term liabilities	700	700
Total liabilities	34,915	38,817
Commitments and contingencies (Notes 7 and 14)
Stockholders' equity (deficit):
Preferred Stock, $.001 par value; 5,000,000 shares authorized; 2,139,000 and 2,709,300 shares of Series A Non-Voting Convertible Preferred Stock outstanding at December 31, 2014 and 2013, respectively.	2	3
Common Stock, $.001 par value; 75,000,000 shares authorized; 51,603,070 and 38,204,384 shares issued; 51,587,579 and 38,188,893 shares outstanding at December 31, 2014 and 2013, respectively	52	39
Additional paid-in capital	259,920	150,506
Treasury stock, at cost, 15,491 shares	(47)	(47)
Accumulated deficit	(205,531)	(151,313)
Total stockholders' equity (deficit)	54,396	(812)
Total liabilities and stockholders' equity (deficit)	$ 89,311	$ 38,005