v3.26.1
Financing Agreements - Lines of Credit - Trading Credit Facility - Additional Information (Details) - Trading Credit Facility - Line of Credit - USD ($)
12 Months Ended
Dec. 21, 2021
Jun. 30, 2026
Jun. 30, 2025
Jun. 30, 2024
Debt Instrument [Line Items]        
Line of credit, maturity date Dec. 21, 2024 Sep. 30, 2027    
Applicable margin of basis points 2.36%      
Credit facility, interest rate at period end   3.70%    
Debt Instrument, Variable Interest Rate, Type [Extensible Enumeration] us-gaap:SecuredOvernightFinancingRateSofrMember us-gaap:SecuredOvernightFinancingRateSofrMember    
Stated interest rate (in percentage)   6.10%    
Accumulated amortization of loan cost   $ 1,900,000 $ 3,500,000  
Variable rate basis   daily SOFR rate    
Borrowings due on demand   $ 0 345,000,000  
Borrowings available   427,500,000 99,100,000  
Line of credit facility, aggregate incremental facility   73,000,000    
Line of credit facility amended increase in incremental facility   427,500,000    
Interest expense   $ 21,200,000 $ 26,600,000 $ 24,300,000
Percentage of total expense recognized   34.70% 57.50% 61.40%
Effective rate of interest   8.40% 8.70% 8.50%
Maximum        
Debt Instrument [Line Items]        
Line of credit, current borrowing capacity $ 350,000,000