Condensed Consolidated Statements of Cash Flows (Unaudited) (USD $) In Thousands, unless otherwise specified	3 Months Ended
	Mar. 31, 2012	Mar. 31, 2011
CASH FLOWS FROM OPERATING ACTIVITIES:
Net income	$ 3,975	$ 12,464
Add (deduct) non-cash items
Depreciation, depletion and amortization	52,592	50,041
Accretion of discount on debt and other assets, net	541	450
Accretion of royalty obligation	4,580	5,267
Deferred income taxes	7,677	5,870
Loss on debt extinguishments	0	467
Fair value adjustments, net	21,778	6,661
Loss on foreign currency transactions	299	109
Share-based compensation	2,137	8,155
Other non-cash charges	256	632
Changes in operating assets and liabilities:
Receivables and other current assets	(2,956)	(4,841)
Prepaid expenses and other	4,774	(19)
Inventories	(24,722)	(12,493)
Accounts payable and accrued liabilities	(53,929)	(36,977)
CASH PROVIDED BY OPERATING ACTIVITIES	17,002	35,786
CASH FLOWS FROM INVESTING ACTIVITIES
Purchase of investments	(1,035)	(1,229)
Proceeds from sales and maturities of short term investments	20,018	586
Capital expenditures	(31,647)	(15,918)
Other	185	(51)
CASH USED IN INVESTING ACTIVITIES	(12,479)	(16,612)
CASH FLOWS FROM FINANCING ACTIVITIES:
Proceeds from issuance of notes and bank borrowings	0	(27,500)
Payments on long-term debt, capital leases, and associated costs	(5,166)	(18,531)
Payments on gold production royalty	(21,374)	(14,618)
Payments on gold lease facility	0	(13,800)
Additions to restricted assets associated with the Kensington Term Facility	0	(1,325)
Other	(1,112)	(91)
CASH USED IN FINANCING ACTIVITIES:	(27,652)	(20,865)
DECREASE IN CASH AND CASH EQUIVALENTS	(23,129)	(1,691)
Cash and cash equivalents at beginning of period	175,012	66,118
Cash and cash equivalents at end of period	$ 151,883	$ 64,427