Commitments - Letters of Credit (Details) - USD ($)	Jun. 30, 2023	Jun. 30, 2022
Revolving Credit Facility
Debt Instrument [Line Items]
Letters of credit outstanding	$ 10,000,000
Revolving Credit Facility
Debt Instrument [Line Items]
Line of credit, maximum borrowing capacity	$ 325,000,000	$ 325,000,000