CONSOLIDATED STATEMENTS OF OPERATIONS AND COMPREHENSIVE INCOME (LOSS) (USD $) In Thousands, except Share data	3 Months Ended				9 Months Ended
	Sep. 30, 2011		Sep. 30, 2010		Sep. 30, 2011		Sep. 30, 2010
Revenue:
Management service fees (Note 16)			$ 98				$ 11,216
Costs and expenses:
Costs applicable to sale of metals (Note 16)	(965)				(965)
Costs of services (Note 16)			(31)				(2,566)
Exploration expense	(4,639)		(3,755)		(12,645)		(9,893)
El Quevar project expense	(5,520)		(4,031)		(23,276)		(10,004)
Administrative expense	(1,836)		(1,868)		(6,242)		(6,295)
Severance and acquisition related cost (Note 3)	(5,353)				(7,050)
Stock based compensation	(3,260)		(559)		(5,328)		(1,859)
Reclamation expense	(31)				(126)
Other operating income & (expenses), net	(76)		76		340		186
Depreciation, depletion and amortization	(717)		(307)		(1,580)		(751)
Total costs and expenses	(22,397)		(10,475)		(56,872)		(31,182)
Loss from operations	(22,397)		(10,377)		(56,872)		(19,966)
Other income and expenses:
Interest and other income	11,099		90		11,240		376
Royalty income	155		80		285		239
Interest expense	(337)				(337)
Loss on foreign currency	(1,432)		(65)		(1,646)		(53)
Total other income and expenses	9,485		105		9,542		562
Loss from operations before income taxes	(12,912)		(10,272)		(47,330)		(19,404)
Income taxes	1,168		20		1,070		(1,517)
Net loss	(11,744)		(10,252)		(46,260)		(20,921)
Other comprehensive loss:
Unrealized gain (loss) on securities	251		(74)		(309)		(141)
Comprehensive gain (loss)	$ (11,493)		$ (10,326)		$ (46,569)		$ (21,062)
Net loss per common share - basic
Loss (in dollars per share)	$ (0.59)		$ (1.15)		$ (2.79)		$ (2.81)
Net loss per common share - diluted
Loss (in dollars per share)	$ (0.59)		$ (1.15)		$ (2.79)		$ (2.81)
Weighted average common stock outstanding - basic (in shares)	19,989,334	[1]	8,919,536	[1]	16,605,896	[1]	7,455,303	[1]
Weighted average common stock outstanding - diluted (in shares)	19,989,334	[1]	8,919,536	[1]	16,605,896	[1]	7,455,303	[1]

[1] Potentially dilutive shares have not been included because to do so would be anti-dilutive.