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Supplemental Guarantor Information Condensed Consolidated Statements of Comprehensive Income (Loss) (Details) - USD ($) $ in Thousands | 12 Months Ended
--- | ---
Dec. 31, 2016 | Dec. 31, 2015 | Dec. 31, 2014
Condensed Financial Statements, Captions [Line Items] |  |  |  |
Revenues |  | $ 665,777 | $ 646,086 | $ 635,742
Revenue |  | 662,497 | 639,236 | 632,526
Costs applicable to sales | [1] | 409,541 | 479,654 | 477,945
Amortization |  | 123,161 | 143,751 | 162,436
General and Administrative Expense |  | 29,376 | 32,834 | 40,845
Exploration Expense, Mining |  | 12,930 | 11,647 | 21,740
Write-downs |  | 4,446 | 313,337 | 1,472,721
Pre-development, reclamation, and other |  | 17,219 | 17,793 | 26,037
Total costs and expenses |  | 596,673 | 999,016 | 2,201,724
Gain (loss) on derivative instruments |  | (11,581) | 5,202 | 3,618
Other, net |  | 1,875 | (15,931) | (5,218)
Interest expense, net |  | (36,920) | (45,703) | (47,546)
Total other income (expense), net |  | (67,991) | (40,516) | (49,146)
Income (loss) before income and mining taxes |  | 1,113 | (393,446) | (1,615,128)
Income and mining tax benefit (expense) |  | 54,239 | 26,263 | 428,254
Net Income (Loss), Including Portion Attributable to Noncontrolling Interest |  | 55,352 | (367,183) | (1,186,874)
Income (Loss) from Equity Method Investments |  | 0 | 0 | 0
NET INCOME (LOSS) |  | 55,352 | (367,183) | (1,186,874)
Unrealized gain (loss) on available for sale securities |  | 3,222 | (4,154) | (2,290)
Other Comprehensive (Income) Loss, Reclassification Adjustment from AOCI for Write-down of Securities, Net of Tax |  | 703 | 2,346 | 4,042
Other Comprehensive Income (Loss), Reclassification Adjustment from AOCI for Sale of Securities, Net of Tax |  | (2,691) | 894 | 346
Other comprehensive income (loss) |  | 1,234 | (914) | 2,098
COMPREHENSIVE INCOME (LOSS) |  | 56,586 | (368,097) | (1,184,776)
Gains (Losses) on Extinguishment of Debt |  | (21,365) | 15,916 | 0
Other than Temporary Impairment Losses, Investments |  | 703 | 2,346 | 6,593
Coeur Mining, Inc. |  |  |  |
Condensed Financial Statements, Captions [Line Items] |  |  |  |
Revenues |  | 0 | 0 | 0
Costs applicable to sales |  | 0 | 0 | 0
Amortization |  | 1,558 | 1,991 | 1,805
General and Administrative Expense |  | 28,704 | 32,405 | 39,976
Exploration Expense, Mining |  | 1,596 | 2,265 | 3,560
Write-downs |  | 0 | 0 | 0
Pre-development, reclamation, and other |  | 2,044 | 4,083 | 8,813
Total costs and expenses |  | 33,902 | 40,744 | 54,154
Gain (loss) on derivative instruments |  | (1,635) | 1,224 | 1,812
Other, net |  | 4,357 | 4,336 | 4,406
Interest expense, net |  | (35,158) | (39,867) | (38,389)
Total other income (expense), net |  | (53,801) | (18,391) | (32,171)
Income (loss) before income and mining taxes |  | (87,703) | (59,135) | (86,325)
Income and mining tax benefit (expense) |  | 11,733 | 1,827 | 1,742
Net Income (Loss), Including Portion Attributable to Noncontrolling Interest |  | (75,970) | (57,308) | (84,583)
Income (Loss) from Equity Method Investments |  | 131,322 | (309,875) | (1,102,291)
NET INCOME (LOSS) |  | 55,352 | (367,183) | (1,186,874)
Unrealized gain (loss) on available for sale securities |  | 3,222 | (4,154) | (2,290)
Other Comprehensive (Income) Loss, Reclassification Adjustment from AOCI for Write-down of Securities, Net of Tax |  | 703 | 2,346 | 4,042
Other Comprehensive Income (Loss), Reclassification Adjustment from AOCI for Sale of Securities, Net of Tax |  | (2,691) | 894 | 346
Other comprehensive income (loss) |  | 1,234 | (914) | 2,098
COMPREHENSIVE INCOME (LOSS) |  | 56,586 | (368,097) | (1,184,776)
Gains (Losses) on Extinguishment of Debt |  | (21,365) | 15,916 |
Guarantor Subsidiaries |  |  |  |
Condensed Financial Statements, Captions [Line Items] |  |  |  |
Revenues |  | 423,488 | 378,278 | 261,963
Costs applicable to sales |  | 252,836 | 261,830 | 196,805
Amortization |  | 77,392 | 83,325 | 65,100
General and Administrative Expense |  | 250 | 35 | 6
Exploration Expense, Mining |  | 6,127 | 3,931 | 11,157
Write-downs |  | 0 | 1,630 | 107,832
Pre-development, reclamation, and other |  | 5,839 | 5,920 | 3,889
Total costs and expenses |  | 342,444 | 356,671 | 384,789
Gain (loss) on derivative instruments |  | (4,133) | 818 | 3,653
Other, net |  | 2,139 | (3,106) | (7,023)
Interest expense, net |  | (861) | (966) | (891)
Total other income (expense), net |  | (2,855) | (3,254) | (4,261)
Income (loss) before income and mining taxes |  | 78,189 | 18,353 | (127,087)
Income and mining tax benefit (expense) |  | (7,517) | (2,354) | (2,224)
Net Income (Loss), Including Portion Attributable to Noncontrolling Interest |  | 70,672 | 15,999 | (129,311)
Income (Loss) from Equity Method Investments |  | (4,353) | (14,814) | (4,181)
NET INCOME (LOSS) |  | 66,319 | 1,185 | (133,492)
Unrealized gain (loss) on available for sale securities |  | 3,156 | (3,118) | (2,272)
Other Comprehensive (Income) Loss, Reclassification Adjustment from AOCI for Write-down of Securities, Net of Tax |  | 703 | 2,346 | 4,042
Other Comprehensive Income (Loss), Reclassification Adjustment from AOCI for Sale of Securities, Net of Tax |  | (3,181) | 894 | 328
Other comprehensive income (loss) |  | 678 | 122 | 2,098
COMPREHENSIVE INCOME (LOSS) |  | 66,997 | 1,307 | (131,394)
Gains (Losses) on Extinguishment of Debt |  | 0 | 0 |
Non-Guarantor Subsidiaries |  |  |  |
Condensed Financial Statements, Captions [Line Items] |  |  |  |
Revenues |  | 242,289 | 267,808 | 373,779
Costs applicable to sales |  | 156,705 | 217,824 | 281,140
Amortization |  | 44,211 | 58,435 | 95,531
General and Administrative Expense |  | 422 | 394 | 863
Exploration Expense, Mining |  | 5,207 | 5,451 | 7,023
Write-downs |  | 4,446 | 311,707 | 1,364,889
Pre-development, reclamation, and other |  | 9,336 | 7,790 | 13,335
Total costs and expenses |  | 220,327 | 601,601 | 1,762,781
Gain (loss) on derivative instruments |  | (5,813) | 3,160 | (1,847)
Other, net |  | 463 | (13,385) | 227
Interest expense, net |  | (5,985) | (8,646) | (11,094)
Total other income (expense), net |  | (11,335) | (18,871) | (12,714)
Income (loss) before income and mining taxes |  | 10,627 | (352,664) | (1,401,716)
Income and mining tax benefit (expense) |  | 50,023 | 26,790 | 428,736
Net Income (Loss), Including Portion Attributable to Noncontrolling Interest |  | 60,650 | (325,874) | (972,980)
Income (Loss) from Equity Method Investments |  | 0 | 0 | 0
NET INCOME (LOSS) |  | 60,650 | (325,874) | (972,980)
Unrealized gain (loss) on available for sale securities |  | 0 | 0 | 0
Other Comprehensive (Income) Loss, Reclassification Adjustment from AOCI for Write-down of Securities, Net of Tax |  | 0 | 0 | 0
Other Comprehensive Income (Loss), Reclassification Adjustment from AOCI for Sale of Securities, Net of Tax |  | 0 | 0 | 0
Other comprehensive income (loss) |  | 0 | 0 | 0
COMPREHENSIVE INCOME (LOSS) |  | 60,650 | (325,874) | (972,980)
Gains (Losses) on Extinguishment of Debt |  | 0 | 0 |
Eliminations |  |  |  |
Condensed Financial Statements, Captions [Line Items] |  |  |  |
Revenues |  | 0 | 0 | 0
Costs applicable to sales |  | 0 | 0 | 0
Amortization |  | 0 | 0 | 0
General and Administrative Expense |  | 0 | 0 | 0
Exploration Expense, Mining |  | 0 | 0 | 0
Write-downs |  | 0 | 0 | 0
Pre-development, reclamation, and other |  | 0 | 0 | 0
Total costs and expenses |  | 0 | 0 | 0
Gain (loss) on derivative instruments |  | 0 | 0 | 0
Other, net |  | (5,084) | (3,776) | (2,828)
Interest expense, net |  | 5,084 | 3,776 | 2,828
Total other income (expense), net |  | 0 | 0 | 0
Income (loss) before income and mining taxes |  | 0 | 0 | 0
Income and mining tax benefit (expense) |  | 0 | 0 | 0
Net Income (Loss), Including Portion Attributable to Noncontrolling Interest |  | 0 | 0 | 0
Income (Loss) from Equity Method Investments |  | (126,969) | 324,689 | 1,106,472
NET INCOME (LOSS) |  | (126,969) | 324,689 | 1,106,472
Unrealized gain (loss) on available for sale securities |  | (3,156) | 3,118 | 2,272
Other Comprehensive (Income) Loss, Reclassification Adjustment from AOCI for Write-down of Securities, Net of Tax |  | (703) | (2,346) | (4,042)
Other Comprehensive Income (Loss), Reclassification Adjustment from AOCI for Sale of Securities, Net of Tax |  | 3,181 | (894) | (328)
Other comprehensive income (loss) |  | (678) | (122) | (2,098)
COMPREHENSIVE INCOME (LOSS) |  | (127,647) | 324,567 | $ 1,104,374
Gains (Losses) on Extinguishment of Debt |  | $ 0 | $ 0 |
[1] | Excludes amortization.

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