Supporting Financial Information - Interest Expense (Details) - USD ($) $ in Thousands	3 Months Ended
	Dec. 31, 2023	Dec. 31, 2022
Organization, Consolidation and Presentation of Financial Statements [Abstract]
Interest expense	$ 4,016	$ 1,554
Amortization of deferred financing costs	642	276
Interest expense	$ 4,658	$ 1,830