Accretion Of Royalty Obligation.

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Annual Inflation Compounding Adjustment

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Interest Expense, Credit Facility

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Interest Paid on Capital Leases.

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Interest Paid on Convertible Notes due 2028.

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Interest Paid on Senior Notes due 2021.

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Interest paid on short-term credit agreement

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Interest paid on term loan due 2020

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Minimum obligation paid in monthly payments.

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Percentage of actual gold production.

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Write off revolver costs, interest expense.

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Amount of noncash expense included in interest expense to amortize debt discount and premium associated with the related debt instruments. Excludes amortization of financing costs. Alternate captions include noncash interest expense.

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Amount of short-term debt and current maturity of long-term debt and capital lease obligations due within one year or the normal operating cycle, if longer.

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Face (par) amount of debt instrument at time of issuance.

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Effective interest rate for the funds borrowed under the debt agreement considering interest compounding and original issue discount or premium.

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Contractual interest rate for funds borrowed, under the debt agreement.

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Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

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Amount of debt issuance costs (for example, but not limited to, legal, accounting, broker, and regulatory fees).

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Amount of interest costs capitalized disclosed as an adjusting item to interest costs incurred.

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Total interest costs incurred during the period and either capitalized or charged against earnings.

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Amount of the cost of borrowed funds accounted for as interest expense for debt.

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Amount of the fee for available but unused credit capacity under the credit facility.

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Amount of long-term debt and capital lease obligation due after one year or beyond the normal operating cycle, if longer.

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Debt (Details) $ in Thousands	12 Months Ended
Debt (Details) $ in Thousands	Dec. 31, 2015 USD ($) oz	Dec. 31, 2014 USD ($)	Dec. 31, 2013 USD ($)	Mar. 12, 2014 USD ($)	Jan. 29, 2013 USD ($)
Debt Instrument [Line Items]
Percentage of Actual Gold Production	50.00%
Long term debt and capital lease obligations
Current	$ 10,431	$ 17,498
Debt	479,979	451,048
Interest expenses incurred for various debt instruments
Interest Paid on Convertible Notes due 2028	54	173	$ 466
Interest Paid on Senior Notes due 2021	33,437	32,741	21,853
Interest paid on short-term credit agreement	326	0	0
Interest paid on term loan due 2020	4,719	0	0
San Bartolomé Lines of Credit	795	0	0
Line of Credit Facility, Commitment Fee Amount	0	179	612
Write off revolver costs, interest expense	0	3,035	0
Interest Paid on Capital Leases	1,035	972	415
Interest Expense, Debt	20	0	291
Accretion of Franco Nevada royalty obligation	6,567	10,773	17,641
Debt Issuance Cost	2,257	1,740	2,143
Amortization of debt issuance costs	409	357	(576)
Capitalized interest	(3,098)	(1,710)	(2,694)
Total interest expense, net of capitalized interest	45,703	47,546	$ 41,303
San Bartolome Letter of Credit Facility [Member]
Long term debt and capital lease obligations
Debt	$ 4,571	$ 10,304
3.25% Convertible Senior Notes due March 2028 [Member]
Debt Instrument [Line Items]
Debt Instrument, Interest Rate, Stated Percentage	3.25%	3.25%
Long term debt and capital lease obligations
Debt Instrument, Face Amount		$ 0
Senior Notes due 2021 [Member]
Debt Instrument [Line Items]
Debt Instrument, Interest Rate, Stated Percentage	7.875%	7.875%			7.875%
Long term debt and capital lease obligations
Debt Instrument, Face Amount				$ 150,000	$ 300,000
Debt	$ 373,433
Palmarejo gold production royalty [Member]
Debt Instrument [Line Items]
Debt Instrument, Interest Rate, Effective Percentage	30.50%
Capital Lease Obligations [Member]
Long term debt and capital lease obligations
Debt	$ 7,774	$ 13,141
Palmarejo gold production royalty [Member]
Debt Instrument [Line Items]
Payment made for gold on the end of royalty obligation \| oz	4,167
Annual Inflation Compounding Adjustment	1.00%
Short Term Credit Agreement [Member]
Long term debt and capital lease obligations
Current	$ 1,000	0
Debt	93,489	0
3.25% Convertible Senior Notes due March 2028 [Member]
Long term debt and capital lease obligations
Current	0	5,334
Senior Notes due 2021 [Member]
Long term debt and capital lease obligations
Current	0	0
Capital Lease Obligations [Member]
Long term debt and capital lease obligations
Current	9,431	7,683
San Bartolome Letter of Credit Facility [Member]
Long term debt and capital lease obligations
Current	$ 0	$ 4,481