Debt, Net - Components of debt (Details) - USD ($) $ in Thousands	Dec. 31, 2022	Dec. 31, 2021
Debt, net, current:
Less, debt issuance costs	$ 0	$ (672)
Total	2,328	16,666
Debt, net, non-current:
Less, debt issuance costs	(2,098)	(2,115)
Total	132,690	143,638
Unamortized discount	10,487
Note payable
Debt, net, current:
Debt, gross, current	128	115
Debt, net, non-current:
Debt, gross, noncurrent	205	345
Sprott Credit Agreement
Debt, net, current:
Debt, gross, current	2,200	17,223
Debt, net, non-current:
Debt, gross, noncurrent	42,503	51,809
Unamortized discount	10,500	10,500
Subordinated Notes
Debt, net, non-current:
Debt, gross, noncurrent	$ 92,080	$ 93,599