Quarterly report [Sections 13 or 15(d)]

Financing Agreements - Lines of Credit - Trading Credit Facility - Additional Information (Details)

v3.25.1
Financing Agreements - Lines of Credit - Trading Credit Facility - Additional Information (Details) - Trading Credit Facility - Line of Credit - USD ($)
3 Months Ended 9 Months Ended
Dec. 21, 2021
Mar. 31, 2025
Mar. 31, 2024
Mar. 31, 2025
Mar. 31, 2024
Jun. 30, 2024
Debt Instrument [Line Items]            
Line of credit, maturity date Dec. 21, 2024     Sep. 30, 2026    
Applicable margin of basis points 2.36%          
Credit facility, interest rate at period end       4.40%    
Debt Instrument, Variable Interest Rate, Type [Extensible Enumeration] us-gaap:SecuredOvernightFinancingRateSofrMember     us-gaap:SecuredOvernightFinancingRateSofrMember    
Stated interest rate (in percentage)   6.80%   6.80%    
Accumulated amortization of loan cost   $ 4,800,000   $ 4,800,000   $ 3,400,000
Variable rate basis       daily SOFR rate    
Borrowings due on demand   310,000,000   $ 310,000,000   245,000,000
Borrowings available   136,200,000   136,200,000   $ 145,500,000
Line of credit, increase in incremental facility   190,000,000   190,000,000    
Line of credit facility amended increase in incremental facility       467,000,000    
Interest expense   $ 6,400,000 $ 6,300,000 $ 19,300,000 $ 18,000,000  
Percentage of total expense recognized   49.30% 63.90% 58.00% 60.10%  
Effective rate of interest   8.70% 8.60% 8.80% 8.50%  
Maximum            
Debt Instrument [Line Items]            
Line of credit, current borrowing capacity $ 350,000,000