CONSOLIDATED BALANCE SHEETS (USD $) In Thousands, unless otherwise specified	Dec. 31, 2012	Dec. 31, 2011
Current assets:
Cash and cash equivalents	$ 19,661	$ 49,482
Investments available for sale	26,493	14,438
Prepaid taxes	14,963	10,459
Prepaid expense and other current assets	114	91
Total current assets	61,231	74,470
Property and equipment, net	70	56
Intangible and other assets	12	60
Deferred tax benefit	0	47
Total assets	61,313	74,633
Current liabilities:
Accounts payable and accrued liabilities	3,197	1,227
Income tax liability	0	430
Derivative liability	4,172	4,699
Total current liabilities	7,369	6,356
Stockholders' equity:
Preferred stock, par value $0.0001 per share Authorized: 10,000,000 shares at December 31, 2012 and 2011, Issued and outstanding: 0 shares at December 31, 2012 and 2011	0	0
Common stock, par value $0.0001 per share Authorized: 100,000,000 shares at December 31, 2012 and 2011, Issued and outstanding: 51,150,242 shares and 50,619,136 shares, at December 31, 2012 and 2011, respectively	5	5
Additional paid in capital	116,856	104,277
Accumulated deficit	(62,925)	(36,001)
Accumulated other comprehensive income/(loss)	8	(4)
Total stockholders' equity	53,944	68,277
Total liabilities and stockholders' equity	$ 61,313	$ 74,633