Quarterly report [Sections 13 or 15(d)]

Debt and Interest (Interest Expense) (Details)

v3.25.1
Debt and Interest (Interest Expense) (Details) - USD ($)
$ in Thousands
 3 Months Ended
Mar. 31, 2025
Mar. 31, 2024
Debt Instrument [Line Items]    
Interest expense, interest $ 2,510 $ 1,993
Amortization of fees 295 609
Interest expense, Total 2,805 2,602
2024 Oaktree Note    
Debt Instrument [Line Items]    
Interest expense, interest 1,046  
Amortization of fees 193  
Interest expense, Total 1,239  
2020 Oaktree Note    
Debt Instrument [Line Items]    
Interest expense, interest   1,390
Amortization of fees   502
Interest expense, Total   1,892
Partner company convertible preferred shares    
Debt Instrument [Line Items]    
Interest expense, interest   113
Amortization of fees   45
Interest expense, Total   158
Partner company notes payable    
Debt Instrument [Line Items]    
Interest expense, interest 789 486
Amortization of fees 102 62
Interest expense, Total 891 548
Partner company contingent call option accretion    
Debt Instrument [Line Items]    
Interest expense, interest 677  
Interest expense, Total 677  
Other    
Debt Instrument [Line Items]    
Interest expense, interest   4
Interest expense (income), interest (2)  
Interest expense, Total   $ 4
Interest Expense (Income), Total $ (2)