v3.25.2
Transactions with Controlled Companies - QC Holdings TopCo, LLC (Details) - USD ($)
$ in Thousands
 12 Months Ended
Jun. 30, 2025
Jun. 30, 2025
Jun. 30, 2024
Jun. 30, 2023
Subsidiary of Limited Liability Company or Limited Partnership [Line Items]        
Interest Income   $ 671,109 $ 770,312 $ 760,785
Structuring Fee   12,348 27,666 18,131
Total other income (Note 10)   28,949 79,397 83,023
Interest, net $ 25,144 25,144 26,936  
Subsidiaries | Reportable Legal Entities | QC Holdings TopCo, LLC        
Subsidiary of Limited Liability Company or Limited Partnership [Line Items]        
Interest Income   37
Structuring Fee   2,319 0 0
Total other income (Note 10)   2,319 0 0
Additions   77,286 0 $ 0
Equity financing   54,997    
Principal Value 22,289 22,289    
Interest, net 37 37 0  
Other $ (132) $ (132)  
QC Holdings TopCo, LLC        
Subsidiary of Limited Liability Company or Limited Partnership [Line Items]        
Ownership interest 99.55%