Debt, Net - Components of debt (Details) - USD ($) $ in Thousands	Sep. 30, 2022	Dec. 31, 2021
Debt, net, current:
Less, debt issuance costs	$ 0	$ (672)
Total	2,327	16,666
Debt, net, non-current:
Less, debt issuance costs	(2,215)	(2,115)
Total	142,507	143,638
Unamortized discount	11,047
Note payable
Debt, net, current:
Debt, gross, current	127	115
Debt, net, non-current:
Debt, gross, noncurrent	237	345
Sprott Credit Agreement
Debt, net, current:
Debt, gross, current	2,200	17,223
Debt, net, non-current:
Debt, gross, noncurrent	43,606	51,809
Unamortized discount	11,600	11,600
Subordinated Notes
Debt, net, non-current:
Debt, gross, noncurrent	$ 100,879	$ 93,599