Supplemental Information (Acquisition of Ijsfabriek Strombeek) (Details) - USD ($) $ in Millions		9 Months Ended
	Apr. 30, 2025	Jun. 30, 2026	Jun. 30, 2025
Business Combination [Line Items]
Cash paid at closing		$ 0.0	$ 59.9
Ijsfabriek Strombeek
Business Combination [Line Items]
Business combination, consideration transferred	$ 74.2
Cash paid at closing	$ 59.9