Debt, Net - Components of debt (Details) - USD ($) $ in Thousands	Mar. 31, 2023	Dec. 31, 2022
Debt, net, current:
Total	$ 2,328	$ 2,328
Debt, net, non-current:
Less, debt issuance costs	(1,983)	(2,098)
Total	135,072	132,690
Unamortized discount	9,937
Notes payable
Debt, net, current:
Debt, gross, current	128	128
Debt, net, non-current:
Debt, gross, noncurrent	172	205
Sprott Credit Agreement
Debt, net, current:
Debt, gross, current	2,200	2,200
Debt, net, non-current:
Debt, gross, noncurrent	42,503	42,503
Unamortized discount	9,900	9,900
Subordinated Notes
Debt, net, non-current:
Debt, gross, noncurrent	$ 94,380	$ 92,080