Goodwill and Intangible Assets - Summary of Intangible Assets Amortization Expense (Details) - USD ($) $ in Thousands	3 Months Ended	9 Months Ended
Jun. 30, 2026	Jun. 30, 2025	Jun. 30, 2026	Jun. 30, 2025
Intangible Asset, Goodwill and Other [Abstract]
Intangible assets amortization expense	$ 652	$ 851	$ 1,956	$ 2,550

Amount of amortization expense for finite-lived intangible asset. Excludes goodwill and capitalized cost for software to be sold, leased, or marketed.

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