Supplemental Cash Flow Information (Details) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2022	Jun. 30, 2022	Sep. 30, 2022	Sep. 30, 2021
Debt Instrument [Line Items]
Cash interest paid			$ 3,858	$ 2,153
Significant non-cash financing and investing activities:
Increase in debt from in-kind interest			7,279	13,696
Liability based restricted stock units transferred to equity - Note 16			727	754
Stock issuance - other - Note 14	$ 1,749	$ 158	1,908	0
Mobile equipment acquired by note payable			0	538
Plant, equipment, and mine development additions included in accounts payable			0	424
1.5 Lien Notes to common stock
Significant non-cash financing and investing activities:
Debt issuance costs paid in-kind			$ 3,300	$ 0