v3.25.2
Financial Instruments (Narrative) (Details) - USD ($)
$ in Millions
1 Months Ended 6 Months Ended 12 Months Ended
Sep. 30, 2024
Mar. 31, 2023
Jun. 30, 2025
Dec. 31, 2024
Mar. 08, 2017
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]          
Unfunded commitments to VIEs       $ 5.0  
Interest rate (in percent)         4.40%
Unsecured Notes Two | Revolving Credit Facility          
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]          
Drawn down amount under credit facility     $ 200.0 200.0  
Brea, California Office Building | Disposal Group, Disposed of by Sale, Not Discontinued Operations          
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]          
Sale price of fixed asset $ 31.5        
Promissory note received from sale of fixed asset $ 21.4        
Clearwater, Florida Office Building | Disposal Group, Disposed of by Sale, Not Discontinued Operations          
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]          
Sale price of fixed asset   $ 19.6      
Promissory note received from sale of fixed asset   $ 9.8      
Promissory Note          
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]          
Interest rate (in percent) 7.00% 7.00%      
Promissory note, term (in years) 4 years 4 years      
Unsecured notes | Level 2          
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]          
Unsecured notes     375.0 $ 375.0  
Private Equity Funds          
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]          
Unfunded commitments to VIEs     $ 5.0