v3.26.1
Debt Obligations - Non-Operating Corporate CGIC Promissory Note Narrative (Details)
$ in Millions
1 Months Ended 3 Months Ended 6 Months Ended
Aug. 31, 2025
USD ($)
businessDay
shares
Jun. 30, 2026
USD ($)
Jun. 30, 2025
USD ($)
Jun. 30, 2026
USD ($)
Jan. 31, 2026
USD ($)
Jun. 30, 2025
USD ($)
Mar. 31, 2026
USD ($)
Dec. 31, 2025
USD ($)
Aug. 04, 2025
USD ($)
May 08, 2025
May 09, 2024
May 08, 2024
Dec. 31, 2023
USD ($)
Debt Instrument [Line Items]                          
Cash paid for interest       $ 3.9   $ 23.8              
Total aggregate finance lease and debt principal payments   $ 626.4   626.4       $ 617.5          
Series A-3 and A-4 Preferred Stock                          
Debt Instrument [Line Items]                          
Dividends payable   0.3 $ 0.7 0.3   0.7 $ 0.4   $ 0.5        
CGIC | Series A-3 and A-4 Preferred Stock                          
Debt Instrument [Line Items]                          
Dividends payable   0.6   0.6                  
Non-Operating Corporate                          
Debt Instrument [Line Items]                          
Total aggregate finance lease and debt principal payments   505.2   505.2       481.9          
Secured Debt | Non-Operating Corporate                          
Debt Instrument [Line Items]                          
Total aggregate finance lease and debt principal payments   $ 50.3   $ 50.3       $ 46.8          
10.50% Senior Secured Notes | Secured Debt | Non-Operating Corporate                          
Debt Instrument [Line Items]                          
Interest rate 10.50% 10.50%   10.50%                  
Interest rate, effective percentage   14.40%   14.40%       14.40%          
Outstanding debt   $ 379.3   $ 379.3       $ 360.4          
Face amount $ 360.4                        
Interest expense, debt         $ 18.9                
Total aggregate finance lease and debt principal payments   371.0   371.0       345.5          
Debt instrument, prepayment business due day | businessDay 2                        
CGIC Promissory Note | Secured Debt | Non-Operating Corporate                          
Debt Instrument [Line Items]                          
Outstanding debt   49.7   49.7       45.9          
Debt instrument, unamortized premium, net   $ 0.6   $ 0.6       $ 0.9          
CGIC Promissory Note | Secured Debt | Non-Operating Corporate | CGIC                          
Debt Instrument [Line Items]                          
Interest rate                 16.00%        
Interest rate, effective percentage   14.60%   14.60%       14.60%          
Shares exchanged for additional principal amount (in shares) | shares 8,063                        
Additional principal amount $ 9.6                        
Extension fee and accrued interest 2.4                        
Outstanding debt 43.0                        
Debt issued, percentage of par value                         100.00%
Interest expense, debt   $ 1.8 1.3 $ 3.5   2.7              
Cash paid for interest   $ 0.0 $ 2.0 0.0   $ 3.2              
Interest costs capitalized       $ 3.8                  
CGIC Promissory Note | Secured Debt | Non-Operating Corporate | CGIC | Series A-4 Preferred Stock                          
Debt Instrument [Line Items]                          
Additional principal amount 9.1                        
CGIC Promissory Note | Secured Debt | Non-Operating Corporate | CGIC | Series A-3 and A-4 Preferred Stock                          
Debt Instrument [Line Items]                          
Dividends payable $ 0.5                        
Unsecured Note due 2026 | Secured Debt | Non-Operating Corporate | CGIC                          
Debt Instrument [Line Items]                          
Interest rate                   32.00% 16.00% 9.00%  
Face amount                         $ 35.1