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Income and Mining Taxes (Details) (USD $) In Thousands, unless otherwise specified | 3 Months Ended | 6 Months Ended
--- | --- | ---
Jun. 30, 2014 | Jun. 30, 2013 | Jun. 30, 2014 | Jun. 30, 2013
Income tax provision from continuing operations |  |  |  |
Income (Loss) from Continuing Operations before Equity Method Investments, Income Taxes, Extraordinary Items, Noncontrolling Interest | $ (40,500) | $ (11,367) | $ (82,380) | $ 12,148
Income tax provision from continuing operations | (2,621) | (23,673) | 2,068 | (34,918)
United States - Alternative minimum tax [Member] |  |  |  |
Income Tax Examination [Line Items] |  |  |  |
Income (Loss) from Continuing Operations before Income Taxes, Domestic | (31,370) | (67,824) | (60,214) | (61,896)
Income tax provision from continuing operations |  |  |  |
Federal tax expense (benefit) | (146) | (1,329) | (292) | (4,541)
Argentina [Member] |  |  |  |
Income tax provision from continuing operations |  |  |  |
Income (Loss) from Continuing Operations before Income Taxes, Foreign | (688) | (2,989) | (2,892) | (6,981)
Foreign tax expense (benefit) | (349) | (117) | 4,083 | (44)
Mexico [Member] |  |  |  |
Income tax provision from continuing operations |  |  |  |
Income (Loss) from Continuing Operations before Income Taxes, Foreign | (12,710) | 47,214 | (28,716) | 58,756
Foreign tax expense (benefit) | 107 | (15,798) | 3,828 | (19,471)
Bolivia [Member] |  |  |  |
Income tax provision from continuing operations |  |  |  |
Income (Loss) from Continuing Operations before Income Taxes, Foreign | 3,957 | 12,122 | 8,649 | 21,628
Foreign tax expense (benefit) | (2,205) | (4,556) | (4,969) | (8,884)
Other Countries [Member] |  |  |  |
Income tax provision from continuing operations |  |  |  |
Income (Loss) from Continuing Operations before Income Taxes, Foreign | 311 | 110 | 793 | 641
Foreign tax expense (benefit) | $ (28) | $ (1,873) | $ (582) | $ (1,978)

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- Definition Amount of current foreign income tax expense (benefit) pertaining to income (loss) from continuing operations. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 235 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.4-08.(h)) -URI http://asc.fasb.org/extlink&oid=26873400&loc=d3e23780-122690 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 08 -Paragraph h -Article 4 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 740 -SubTopic 10 -Section 50 -Paragraph 9 -URI http://asc.fasb.org/extlink&oid=6907707&loc=d3e32639-109319 + Details
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- Definition Sum of operating profit and nonoperating income or expense before Income or Loss from equity method investments, income taxes, extraordinary items, and noncontrolling interest. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 235 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.4-08.(h)(1)(i)) -URI http://asc.fasb.org/extlink&oid=26873400&loc=d3e23780-122690 + Details
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