Net Income (Loss) Per Share (Details) - USD ($) $ / shares in Units, $ in Thousands	3 Months Ended
	Mar. 31, 2025	Mar. 31, 2024	Dec. 31, 2024
Earnings Per Share (Textual) [Abstract]
Number of antidilutive shares of common stock equivalents	29,130	43,422
Common stock, shares issued (in shares)	639,060,751		399,235,632
Common stock, par value (in dollars per share)	$ 0.01		$ 0.01
Net Income (Loss) Attributable to Coeur Stockholders
NET INCOME (LOSS)	$ 33,353	$ (29,117)
Weighted Average Number of Shares Outstanding
Weighted Average Number of Shares Outstanding, Basic	514,501,000	384,968,000
Incremental Common Shares Attributable to Dilutive Effect of Share-based Payment Arrangements	6,702,000	0
Weighted Average Number of Shares Outstanding, Diluted	521,203,000	384,968,000
Basic EPS
Earnings Per Share, Basic	$ 0.06	$ (0.08)
Diluted EPS
Earnings Per Share, Diluted	$ 0.06	$ (0.08)