Debt, Net - Components of recorded interest expense (Details) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2022	Jun. 30, 2021	Jun. 30, 2022	Jun. 30, 2021
Debt Instrument [Line Items]
Amortization of original issue discount	$ 559	$ 350	$ 1,717	$ 685
Amortization of debt issuance costs	123	0	454	0
Other interest expense	2	8	20	16
Capitalized interest	0	0	0	(654)
Total	4,198	5,298	9,544	9,747
Sprott Credit Agreement
Debt Instrument [Line Items]
Interest expense, debt	1,088	2,767	2,587	5,407
Subordinated Notes
Debt Instrument [Line Items]
Interest expense, debt	$ 2,426	$ 2,173	$ 4,766	$ 4,293