Revenue - Additional Information (Details) $ in Millions	9 Months Ended
	Jun. 30, 2024 USD ($)
Disaggregation Of Revenue [Line Items]
Revenue, remaining performance obligations, amount	$ 556.4
Contract with customer billed revenue	139.7
Contract with customer unbilled revenue additions	$ 119.7
Revenue, practical expedient, financing component	true
Minimum | Maintenance Services
Disaggregation Of Revenue [Line Items]
Recurring annual contract period	1 year
Maximum | Maintenance Services
Disaggregation Of Revenue [Line Items]
Recurring annual contract period	3 years