Debt, Net - Components of recorded interest expense (Details) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2023	Jun. 30, 2022	Jun. 30, 2023	Jun. 30, 2022
Debt Instrument [Line Items]
Amortization of original issue discount	$ 554	$ 559	$ 1,103	$ 1,717
Amortization of debt issuance costs	115	123	230	454
Other interest expense	1	2	3	20
Total	4,587	4,198	9,023	9,544
Sprott Credit Agreement
Debt Instrument [Line Items]
Interest expense, debt	1,549	1,088	3,020	2,587
Subordinated Notes
Debt Instrument [Line Items]
Interest expense, debt	$ 2,368	$ 2,426	$ 4,667	$ 4,766