Derivative and Hedging Instruments - Narrative (Details) $ in Millions	9 Months Ended
	Jun. 30, 2025 USD ($) derivative_instrument
Derivative Instruments and Hedging Activities Disclosure [Abstract]
Number of derivative instruments | derivative_instrument	2
Amount expected to be reclassified out of accumulated other comprehensive (loss) income into earnings during the next 12 months | $	$ 1.4