Commitments and Contigencies (Details Textual)	3 Months Ended		12 Months Ended
	Mar. 31, 2022 USD ($) T	Mar. 31, 2021 USD ($)	Dec. 31, 2023 USD ($)	Dec. 31, 2022 USD ($)	Dec. 31, 2021 USD ($)	Sep. 30, 2021 USD ($)	Dec. 31, 2020 USD ($)	Oct. 02, 2014 USD ($)
Business Acquisition [Line Items]
Palmarejo Gold Stream Agreement, Deferred Revenue Unamortized Balance	$ 7,800,000
Deferred Revenue Recognized	315,000	$ 8,346,000
Common stock issued under "at the market" stock offering	98,499,000
Commitment amount per resource amount reached	597,000,000
Surety Bonds Outstanding	315,500,000				$ 315,100,000
Capital Expenditures Incurred but Not yet Paid	283,000,000
Valued-added Tax Outstanding	$ 26,000,000
Long-term Purchase Commitment, Leach Pad | T	300,000,000
Long-term Purchase Commitment, Percentage Of Re-Baselined Cost Estimate	80.00%
Long-term Purchase Commitment, Capital Commitment Since Inception	$ 477,000,000
Contract With Customer, Liability, Additional Prepayment	10,000,000
Minimum | Forecast
Business Acquisition [Line Items]
Capital Expenditures Incurred but Not yet Paid			$ 131,000,000	$ 217,000,000
Maximum | Forecast
Business Acquisition [Line Items]
Capital Expenditures Incurred but Not yet Paid			$ 171,000,000	$ 257,000,000
Palmarejo gold production royalty
Business Acquisition [Line Items]
Production to be sold, percent								50.00%
Price per ounce under agreement								$ 800
Aggregate deposit to be received								$ 22,000,000
Kensington
Business Acquisition [Line Items]
Deferred Revenue Recognized	0	(8,000,000)
Revenue liability	25,155,000	$ 7,104,000			15,016,000		$ 15,003,000
Kensington | December 2020 Prepayment [Member]
Business Acquisition [Line Items]
Revenue liability					15,000,000	$ 15,000,000
Kensington | June 2021 Prepayment
Business Acquisition [Line Items]
Revenue liability	$ 10,000,000				$ 15,000,000