Commitments and Contigencies (Details Textual)		12 Months Ended
	Nov. 20, 2023 oz $ / oz	Dec. 31, 2023 USD ($)	Dec. 31, 2022 USD ($)	Dec. 31, 2021 USD ($)	Nov. 30, 2023 USD ($)	Dec. 31, 2020 USD ($)	Oct. 02, 2014 USD ($)
Business Acquisition [Line Items]
Revenue Recognized		$ 25,468,000	$ 15,887,000	$ 16,226,000
Capital expenditures incurred but not yet paid		44,966,000	33,688,000	40,904,000
Valued-added Tax Outstanding		31,200,000
Inflation adjusted royalty payment | $ / oz	25
Surety Bonds Outstanding		324,800,000	326,800,000
Mining Concessions Purchase Agreement Member
Business Acquisition [Line Items]
Cash payment at closing					$ 10,000,000
Cash payment 12 months after closing					10,000,000
Cash payment 24 months after closing					5,000,000
Total Consideration					$ 25,000,000
Minimum
Business Acquisition [Line Items]
Amount of gold equivalent ounces discovered | oz	450,000
Maximum
Business Acquisition [Line Items]
Amount of gold equivalent ounces discovered | oz	2,000,000,000,000
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]
Revenue Recognized		(100,000,000)	(26,020,000)	(30,000,000)
Revenue liability		55,082,000	25,016,000	$ 15,016,000		$ 15,003,000
Kensington | December 2022 Prepayment
Business Acquisition [Line Items]
Revenue liability			$ 25,000,000
Kensington | June 2023 Prepayment
Business Acquisition [Line Items]
Revenue liability		25,000,000
Wharf Gold Mine | June 2023 Prepayment
Business Acquisition [Line Items]
Revenue liability		10,000,000
Rochester | June 2023 Prepayment
Business Acquisition [Line Items]
Revenue liability		10,000,000
Rochester | September 2023 Prepayment
Business Acquisition [Line Items]
Revenue liability		17,500,000
Wharf | September 2023 Prepayment
Business Acquisition [Line Items]
Revenue liability		$ 12,500,000