Consolidated Balance Sheets (USD $) In Thousands, unless otherwise specified	Mar. 31, 2014	Dec. 31, 2013
Current Assets
Cash and cash equivalents	$ 4,160	$ 10,014
Short-term investments	4,469	6,191
Accounts receivable, net	52	188
Interest receivable	73	68
Inventory, net	651	701
Other current assets	771	593
Total Current Assets	10,176	17,755
Restricted cash	250	375
Property and equipment, net	1,891	1,864
Intellectual property, net	2,616	2,741
Trade names, net	9	10
Goodwill	93,842	93,842
Other long term assets	105	127
Total Assets	108,889	116,714
Current Liabilities
Accounts payable	1,858	1,804
Accrued expenses	1,531	1,406
Note payable - current portion	3,965	3,879
Total Current Liabilities	7,354	7,089
Long Term Liabilities
Note payable - less current portion	3,578	4,602
Total Liabilities	10,932	11,691
Commitments and Contingencies
Stockholders' Equity (Deficit)
Common stock $0.001 par value, 750,000,000 shares authorized at March 31, 2014 and December 31, 2013; 48,855,255 and 48,841,417 shares issued and outstanding at March 31, 2014 and December 31, 2013, respectively	49	49
Additional paid-in capital	203,651	203,238
Accumulated deficit	(105,743)	(98,264)
Total Stockholders' Equity	97,957	105,023
Total Liabilities and Stockholders' Equity	$ 108,889	$ 116,714