Debt and Capital Lease Obligations (Table)

9 Months Ended

Sep. 30, 2012

Debt Disclosure [Abstract]

Long term debt and capital lease obligations

The current and non-current portions of long-term debt and capital lease obligations as of September 30, 2012 and December 31, 2011 are as follows (in thousands):

	September 30, 2012				December 31, 2011
	Current		Non-Current		Current		Non-Current
3.25% Convertible Senior Notes due March 2028	$	47,424	$	—	$	—	$	45,545
Kensington Term Facility	—		—		15,398		60,425
Capital lease obligations	8,916		5,053		17,119		9,891
Other	—		—		85		—
	$	56,340	$	5,053	$	32,602	$	115,861

Interest expenses incurred for various debt instruments

	Three months ended September 30,						Nine months ended September 30,
	2012			2011			2012			2011
	(in thousands)						(in thousands)
3.25% Convertible Senior Notes due March 2028	$	395		$	395		$	1,186		$	1,186
Senior Term Notes (terminated in 2011)	—			366			—			1,280
Kensington Term Facility (terminated in 2012)	459			1,086			2,339			3,353
Capital lease obligations	219			416			827			1,353
Other debt obligations	436			144			668			801
Gold Lease Facility (terminated in 2011)	—			—			—			107
Accretion of Franco Nevada royalty obligation	4,384			5,370			15,047			16,407
Amortization of debt issuance costs	1,331			504			1,838			1,646
Accretion of debt discount	639			585			1,879			1,722
Capitalized interest	(512		)	(886		)	(2,206		)	(1,302		)
Total interest expense, net of capitalized interest	$	7,351		$	7,980		$	21,578		$	26,553