Goodwill and Other Intangible Assets - Narrative (Details) - USD ($)	1 Months Ended	12 Months Ended
Dec. 31, 2023	Sep. 30, 2025	Sep. 30, 2024	Sep. 30, 2023	Mar. 31, 2026
Goodwill and Intangible Assets Disclosure [Abstract]
Goodwill		$ 6,125,000			$ 6,039,000
Other intangible assets		6,138,000			$ 5,606,000
Impairment of goodwill		$ 0	$ 0	$ 0
Indefinite-lived intangible asset acquired	$ 500,000

Amount, after accumulated impairment loss, of asset representing future economic benefit arising from other asset acquired in business combination or from joint venture formation or both, that is not individually identified and separately recognized.

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+ Details

- Definition

Amount of impairment loss from asset representing future economic benefit arising from other asset acquired in business combination or from joint venture formation or both, that is not individually identified and separately recognized.

+ References + Details