Annual report pursuant to Section 13 and 15(d)

Commitments and Contingencies - Letters of Credit (Details)

v3.23.3
Commitments and Contingencies - Letters of Credit (Details) - USD ($)
Sep. 30, 2023
Sep. 30, 2022
Revolving Credit Facility    
Debt Instrument [Line Items]    
Maximum borrowing capacity $ 325,000,000  
Line of Credit    
Debt Instrument [Line Items]    
Letters of credit outstanding 9,800,000 $ 11,300,000
Line of Credit | Revolving Credit Facility    
Debt Instrument [Line Items]    
Maximum borrowing capacity $ 325,000,000