Impact on Previously Issued Financial Statements for Immaterial Adjustments - Additional Information (Details)	9 Months Ended
	Jun. 30, 2021
Accounting Changes And Error Corrections [Abstract]
Identified and corrected immaterial error	• During the first quarter of fiscal 2021, we recognized an immaterial amount of connected services revenue which related to fiscal year 2020.     • During the first quarter of fiscal 2021, the estimated achievement percentage relating to our long-term incentive plan increased. We did not originally record the corresponding cumulative adjustment to stock-based compensation during the three months ended December 31, 2020.     • During the fourth quarter of fiscal 2020, we recorded a restructuring accrual relating to the closure of a facility under ASC 420 Exit or Disposal Cost Obligation when ASC 842 Leases should have been applied. During the three months ended December 31, 2020, a partial true up was recorded to the restructuring accrual.