Debt, Net - Components of recorded interest expense (Details) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2022	Sep. 30, 2021	Sep. 30, 2022	Sep. 30, 2021
Debt Instrument [Line Items]
Amortization of original issue discount	$ 561	$ 358	$ 2,279	$ 1,043
Amortization of debt issuance costs	117	0	571	0
Other interest expense	6	56	26	40
Capitalized interest	0	0	0	(654)
Total	4,459	5,461	14,003	15,176
Sprott Credit Agreement
Debt Instrument [Line Items]
Interest expense, debt	1,261	2,820	3,848	8,227
Subordinated Notes
Debt Instrument [Line Items]
Interest expense, debt	$ 2,514	$ 2,227	$ 7,279	$ 6,520