Annual report [Section 13 and 15(d), not S-K Item 405]

Debt and Interest (Interest Expense) (Details)

v3.25.1
Debt and Interest (Interest Expense) (Details) - USD ($)
$ in Thousands
 12 Months Ended
Jul. 25, 2024
Dec. 31, 2024
Dec. 31, 2023
Debt Instrument [Line Items]      
Interest expense, interest   $ 11,588 $ 11,915
Amortization of fees   1,939 3,400
Interest expense, Total   13,527 15,315
Loss on extinguishment of debt   2,457 2,796
Mustang      
Debt Instrument [Line Items]      
Loss on extinguishment of debt   2,800  
2024 Oaktree Note      
Debt Instrument [Line Items]      
Interest expense, interest   1,954 0
Amortization of fees   323 0
Interest expense, Total   2,277 0
2020 Oaktree Note      
Debt Instrument [Line Items]      
Interest expense, interest   6,803 5,561
Amortization of fees   1,219 2,073
Interest expense, Total   8,022 7,634
Debt prepayment penalties $ 1,000    
Loss on extinguishment of debt $ 3,600 3,600  
Partner company convertible preferred shares      
Debt Instrument [Line Items]      
Interest expense, interest     1,023
Interest expense, interest   290  
Amortization of fees   90 503
Interest expense, Total     1,526
Interest Expense, Total   200  
Partner company installment payments - licenses      
Debt Instrument [Line Items]      
Interest expense, interest   0 353
Amortization of fees   0 0
Interest expense, Total   0 353
Partner company notes payable      
Debt Instrument [Line Items]      
Interest expense, interest   2,385 4,856
Amortization of fees   307 492
Interest expense, Total   2,692 5,348
Partner company contingent call option accretion      
Debt Instrument [Line Items]      
Interest expense, interest   716 0
Amortization of fees   0 0
Interest expense, Total   716 0
Other      
Debt Instrument [Line Items]      
Interest expense, interest   20 122
Amortization of fees   0 332
Interest expense, Total   $ 20 $ 454