v3.26.1
Borrowings - Schedule of Debt Issuance Costs (Details) - USD ($)
$ in Thousands
Mar. 31, 2026
Sep. 30, 2025
Schedule of Debt Issuance Costs [Line Items]    
Aggregate Principal Available [1] $ 67,508 $ 69,169
Principal Amount Outstanding 147,492 149,153
Carrying Value 146,627 148,012
Fair Value 144,548 146,740
2028 Notes [Member]    
Schedule of Debt Issuance Costs [Line Items]    
Aggregate Principal Available [1] 57,500 57,500
Principal Amount Outstanding 57,500 57,500
Carrying Value 56,635 56,477
Fair Value 54,556 55,154
2028 Promissory Note [Member]    
Schedule of Debt Issuance Costs [Line Items]    
Aggregate Principal Available [1] 1,661
Principal Amount Outstanding 1,661
Carrying Value 1,543
Fair Value 1,594
Revolving Credit Facility [Member]    
Schedule of Debt Issuance Costs [Line Items]    
Aggregate Principal Available [1] 10,008 10,008
Principal Amount Outstanding 89,992 89,992
Carrying Value 89,992 89,992
Fair Value $ 89,992 $ 89,992
[1] For the 2028 Notes and 2028 Promissory Note, this represents the total principal amount and for the Revolving Credit Facility, this represents the undrawn principal amount.