Intangible Assets and Goodwill - Schedule of Weighted Average Remaining Useful Lives by Definite-lived Intangible Asset (Details) - USD ($) $ in Thousands	12 Months Ended
	Sep. 30, 2023	Sep. 30, 2022
Acquired Finite-Lived Intangible Assets [Line Items]
Gross Carrying Amount	$ 21,591	$ 14,251
Accumulated Amortization	(10,201)	(8,311)
Total amortization expense	$ 11,390	$ 5,940
Technology
Acquired Finite-Lived Intangible Assets [Line Items]
Weighted Average Remaining Life (in years)	13 years	5 years 4 months 24 days
Gross Carrying Amount	$ 16,901	$ 10,991
Accumulated Amortization	(9,527)	(8,261)
Total amortization expense	$ 7,374	$ 2,730
Customer relationships
Acquired Finite-Lived Intangible Assets [Line Items]
Weighted Average Remaining Life (in years)	4 years	4 years 7 months 6 days
Gross Carrying Amount	$ 4,690	$ 3,260
Accumulated Amortization	(674)	(50)
Total amortization expense	$ 4,016	$ 3,210