Fair Value Measurements (Details) - USD ($) $ in Millions	Dec. 31, 2025	Sep. 30, 2025
Level 2
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis
Debt, fair value	$ 869.2	$ 869.0

Fair value portion of debt instrument payable, including, but not limited to, notes payable and loans payable.

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