v3.26.3
Financing Agreements - Lines of Credit - Trading Credit Facility - Additional Information (Details) - Trading Credit Facility - Line of Credit - USD ($)
$ in Millions
3 Months Ended
Dec. 31, 2021
Sep. 30, 2026
Sep. 30, 2025
Jun. 30, 2026
Debt Instrument [Line Items]        
Line of credit, maturity date   Sep. 29, 2027    
Line of credit, current borrowing capacity   $ 250.0    
Applicable margin of basis points 2.36%      
Credit facility, interest rate at period end   3.90%    
Debt Instrument, Variable Interest Rate, Type [Extensible Enumeration] us-gaap:SecuredOvernightFinancingRateSofrMember us-gaap:SecuredOvernightFinancingRateSofrMember    
Variable rate basis   daily SOFR rate    
Stated interest rate (in percentage)   6.30%    
Borrowings due on demand   $ 0.0   $ 0.0
Borrowings available   250.0   427.5
Accumulated amortization of loan cost   2.4   $ 1.9
Interest expense   $ 1.2 $ 7.0  
Percentage of total expense recognized   9.80% 55.50%  
Effective rate of interest (including amortization of debt issuance costs)   13.70% 9.10%