Prepaids and Deposits - Components of Prepaids and Other Assets (Details) - USD ($) $ in Thousands	Mar. 31, 2024	Dec. 31, 2023
Prepaids:
Insurance	$ 2,541	$ 1,631
Mining claims fees and permit fees	344	495
Prepaid taxes	262	0
Surety bond fees	214	643
License fees	201	280
Other	218	73
Deposits	213	204
Total	3,993	3,326
Non-current prepaids:
Insurance	631	947
Royalty – advance payment on Crofoot Royalty	600	600
Total	$ 1,231	$ 1,547