Net Income (Loss) Per Share (Details) - USD ($) $ / shares in Units, $ in Thousands	12 Months Ended
	Dec. 31, 2024	Dec. 31, 2023	Dec. 31, 2022	Feb. 26, 2024
Earnings Per Share (Textual) [Abstract]
Number of antidilutive shares of common stock equivalents	61,467	1,777,273	952,664
Common stock, shares issued (in shares)	399,235,632	386,282,957		7,704,725
Common stock, par value (in dollars per share)	$ 0.01	$ 0.01		$ 0.01
Net Income (Loss) Attributable to Coeur Stockholders
NET INCOME (LOSS)	$ 58,900	$ (103,612)	$ (78,107)
Weighted Average Number of Shares Outstanding
Weighted Average Number of Shares Outstanding, Basic	391,709,000	343,059,000	275,178,000
Incremental Common Shares Attributable to Dilutive Effect of Share-based Payment Arrangements	5,713,000	0	0
Weighted Average Number of Shares Outstanding, Diluted	397,422,000	343,059,000	275,178,000
Basic EPS
Earnings Per Share, Basic	$ 0.15	$ (0.30)	$ (0.28)
Diluted EPS
Earnings Per Share, Diluted	$ 0.15	$ (0.30)	$ (0.28)
Private Placement
Earnings Per Share (Textual) [Abstract]
Proceeds from (Repurchase of) Equity	$ 23,700
Proceeds from repurchase	900
Flow-through share premium liability income recognition	$ 5,600