CONDENSED CONSOLIDATED BALANCE SHEET - USD ($) $ in Thousands	Jun. 30, 2016	Dec. 31, 2015
Current assets:
Cash and cash equivalents	$ 17,229	$ 6,101
Prepaid expenses and other current assets	189	322
Total current assets	17,418	6,423
Property and equipment, net	230	257
Investment	2,445	2,195
Other long-term assets	324	325
Total assets	20,417	9,200
Current liabilities:
Accounts payable	1,196	2,220
Accounts payable - related parties	18	17
Accrued expenses	2,963	450
Accrued income taxes	9	9
Other liabilities, current	0	32
Total current liabilities	4,186	2,728
Other liabilities, non-current	134	130
Total liabilities	4,320	2,858
Commitments and contingencies (Note 2)
Stockholders' equity
Preferred stock	0	0
Common stock - $0.0001 par value; 80,000,000 shares authorized; 22,806,609 and 22,640,611 shares issued and outstanding at June 30, 2016 and December 31, 2015, respectively	2	2
Additional paid-in capital	18,995	23,946
Accumulated deficit	(17,870)	(17,606)
Total stockholders' equity	1,127	6,342
Total liabilities and stockholders' equity	20,417	9,200
Series A Preferred Stock
Stockholders' equity
Preferred stock	$ 14,970	$ 0