Segment Reporting (Tables)

6 Months Ended

Jun. 30, 2012

Segment Reporting [Abstract]

Financial information relating to the reporting segments

Financial information relating to the Company’s segments is as follows (in thousands):

Three months ended June 30, 2012	Palmarejo Mine			San Bartolomé Mine			Kensington Mine			Rochester Mine			Martha Mine			Endeavor Mine			Other			Total
Sales of metals	$	136,365		$	53,383		$	21,124		$	34,153		$	4,149		$	5,232		$	—		$	254,406
Productions costs applicable to sales	(62,538		)	(22,773		)	(16,106		)	(20,751		)	(7,102		)	(2,553		)	—			(131,823		)
Depreciation and depletion	(42,748		)	(4,070		)	(9,719		)	(2,060		)	(704		)	(1,592		)	(131		)	(61,024		)
Gross profit (loss)	31,079			26,540			(4,701		)	11,342			(3,657		)	1,087			(131		)	61,559
Exploration expense	1,624			(70		)	274			1,135			2,763			—			579			6,305
Loss on impairment	—			—			—			—			4,813			—			—			4,813
Other operating expenses	—			25			16			692			81			—			8,053			8,867
OPERATING INCOME (LOSS)	29,455			26,585			(4,991		)	9,515			(11,314		)	1,087			(8,763		)	41,574
Interest and other income, net	(4,720		)	631			—			239			(494		)	—			1,123			(3,221		)
Interest expense, net	(5,672		)	(36		)	(901		)	(7		)	(1		)	—			(940		)	(7,557		)
Fair value adjustments, net	14,105			—			2,187			—			—			—			(253		)	16,039
Income tax expense	(11,967		)	(10,889		)	—			—			(28		)	—			(978		)	(23,862		)
Net income (loss)	$	21,201		$	16,291		$	(3,705	)	$	9,747		$	(11,837	)	$	1,087		$	(9,811	)	$	22,973
Segment assets (A)	$	1,954,084		$	289,428		$	518,611		$	94,677		$	13,070		$	33,228		$	16,654		$	2,919,752
Capital expenditures (B)	$	11,174		$	7,800		$	9,324		$	2,946		$	529		$	—		$	465		$	32,238

Three months ended June 30, 2011	Palmarejo Mine			San Bartolomé Mine			Kensington Mine			Rochester Mine			Martha Mine			Endeavor Mine			Other			Total
Sales of metals	$	123,727		$	55,598		$	26,012		$	14,434		$	4,769		$	6,550		$	—		$	231,090
Productions costs applicable to sales	(37,770		)	(14,126		)	(12,844		)	(5,341		)	(3,749		)	(3,272		)	—			(77,102		)
Depreciation and depletion	(41,753		)	(5,182		)	(9,890		)	(584		)	747			(865		)	(114		)	(57,641		)
Gross profit (loss)	44,204			36,290			3,278			8,509			1,767			2,413			(114		)	96,347
Exploration expense	1,276			31			320			340			1,527			—			583			4,077
Other operating expenses	—			70			116			11,025			—			—			1,720			12,931
OPERATING INCOME (LOSS)	42,928			36,189			2,842			(2,856		)	240			2,413			(2,417		)	79,339
Interest and other income, net	539			180			2			5			(179		)	—			2,216			2,763
Interest expense, net	(6,112		)	(2		)	(1,360		)	—			(68		)	—			(1,726		)	(9,268		)
Loss on debt extinguishment	—			—			—			—			—			—			(389		)	(389		)
Fair value adjustments, net	(13,731		)	—			2,374			—			—			—			(1,075		)	(12,432		)
Income tax expense	(6,286		)	(12,109		)	—			—			(410		)	(3		)	(2,594		)	(21,402		)
Net income (loss)	$	17,338		$	24,258		$	3,858		$	(2,851	)	$	(417	)	$	2,410		$	(5,985	)	$	38,611
Segment assets (A)	$	2,095,411		$	269,439		$	507,531		$	35,606		$	19,341		$	40,760		$	16,201		$	2,984,289
Capital expenditures (B)	$	10,278		$	3,276		$	7,365		$	4,201		$	573		$	—		$	71		$	25,764

(A) Segment assets consist of receivables, prepaids, inventories, property, plant and equipment, and mining properties

(B) Balance represents cash flow amounts 

Six months ended June 30, 2012	Palmarejo Mine			San Bartolomé Mine			Kensington Mine			Rochester Mine			Martha Mine			Endeavor Mine			Other			Total
Sales of metals	$	260,087		$	94,759		$	31,500		$	52,911		$	7,767		$	11,946		$	—		$	458,970
Productions costs applicable to sales	(108,397		)	(36,381		)	(33,197		)	(30,317		)	(10,795		)	(5,290		)	—			(224,377		)
Depreciation and depletion	(80,517		)	(8,289		)	(16,324		)	(3,702		)	(1,300		)	(3,236		)	(248		)	(113,616		)
Gross profit (loss)	71,173			50,089			(18,021		)	18,892			(4,328		)	3,420			(248		)	120,977
Exploration expense	2,945			—			496			1,844			6,174			—			1,413			12,872
Loss on impairment	—			—			—			—			4,813			—			—			4,813
Other operating expenses	—			30			35			2,033			279			—			15,154			17,531
OPERATING INCOME (LOSS)	68,228			50,059			(18,552		)	15,015			(15,594		)	3,420			(16,815		)	85,761
Interest and other income, net	(139		)	726			—			288			(570		)	—			1,481			1,786
Interest expense, net	(10,481		)	(36		)	(1,793		)	(15		)	(1		)	—			(1,901		)	(14,227		)
Fair value adjustments, net	(11,505		)	—			1,636			—			—			—			2,795			(7,074		)
Income tax expense	(15,511		)	(18,578		)	—			—			(239		)	—			(4,970		)	(39,298		)
Net income (loss)	$	30,592		$	32,171		$	(18,709	)	$	15,288		$	(16,404	)	$	3,420		$	(19,410	)	$	26,948
Segment assets (A)	$	1,954,084		$	289,428		$	518,611		$	94,677		$	13,070		$	33,228		$	16,654		$	2,919,752
Capital expenditures (B)	$	18,344		$	18,007		$	20,202		$	5,585		$	1,188		$	—		$	559		$	63,885

Six months ended June 30, 2011	Palmarejo Mine			San Bartolomé Mine			Kensington Mine			Rochester Mine			Martha Mine			Endeavor Mine			Other			Total
Sales of metals	$	211,892		$	101,919		$	74,122		$	28,696		$	4,455		$	9,630		$	—		$	430,714
Productions costs applicable to sales	(75,139		)	(28,244		)	(45,764		)	(12,698		)	(3,359		)	(4,372		)	—			(169,576		)
Depreciation and depletion	(75,428		)	(10,325		)	(19,255		)	(1,098		)	155			(1,484		)	(247		)	(107,682		)
Gross profit (loss)	61,325			63,350			9,103			14,900			1,251			3,774			(247		)	153,456
Exploration expense	1,912			35			366			362			2,823			—			1,341			6,839
Other operating expenses	—			108			136			14,561			—			—			13,931			28,736
OPERATING INCOME (LOSS)	59,413			63,207			8,601			(23		)	(1,572		)	3,774			(15,519		)	117,881
Interest and other income, net	1,828			787			3			51			(489		)	—			2,484			4,664
Interest expense, net	(11,815		)	(36		)	(2,607		)	—			(413		)	—			(3,702		)	(18,573		)
Loss on debt extinguishment	—			—			—			—			—			—			(856		)	(856		)
Fair value adjustments, net	(20,041		)	—			1,676			—			—			—			665			(17,700		)
Income tax expense	(10,062		)	(22,146		)	(20		)	—			(369		)	(3		)	(1,741		)	(34,341		)
Net income (loss)	$	19,323		$	41,812		$	7,653		$	28		$	(2,843	)	$	3,771		$	(18,669	)	$	51,075
Segment assets (A)	$	2,095,411		$	269,439		$	507,531		$	35,606		$	19,341		$	40,760		$	16,201		$	2,984,289
Capital expenditures (B)	$	15,359		$	6,812		$	12,734		$	5,869		$	824		$	—		$	83		$	41,681

(A) Segment assets consist of receivables, prepaids, inventories, property, plant and equipment, and mining properties

(B) Balance represents cash flow amounts 

Consolidated Assets

	June 30, 2012		December 31, 2011
Assets
Total assets for reportable segments	$	2,919,752	$	2,963,130
Cash and cash equivalents	199,397		175,012
Short term investments	907		20,254
Other assets	113,454		106,045
Total consolidated assets	$	3,233,510	$	3,264,441

Long Lived Assets by Country

Geographic Information

	June 30, 2012		December 31, 2011
Long Lived Assets:
United States	$	522,057	$	515,096
Australia	30,763		33,999
Chile	65		65
Argentina	1,775		5,213
Bolivia	240,879		230,956
Mexico	1,843,250		1,903,375
Total	$	2,638,789	$	2,688,704

Revenue by Country

	Three months ended June 30,				Six months ended June 30,
	2012		2011		2012		2011
Revenues:
United States	$	55,277	$	40,446	$	84,411	$	102,818
Mexico	136,365		123,727		260,087		211,892
Bolivia	53,383		55,598		94,759		101,919
Australia	5,232		6,550		11,946		9,630
Argentina	4,149		4,769		7,767		4,455
Total	$	254,406	$	231,090	$	458,970	$	430,714