Revenue - Additional Information (Details) - USD ($) $ in Millions	3 Months Ended
	Sep. 30, 2020	Sep. 30, 2019	Jun. 30, 2020
Revenue Remaining Performance Obligation Expected Timing Of Satisfaction [Line Items]
Recognition of deferred revenue	$ 8.8	$ 11.2
Remaining performance obligations amount	$ 984.9
Percentage of changes in operating results on entity's revenue	23.00%
Capitalized contract cost, amortization period	5 years
Capitalized costs to obtain a contract	$ 7.4		$ 7.9
Capitalized contract cost, amortization	0.7	0.5
Impairment loss	0.1	$ 0.1
Long-term Warranty and Service
Revenue Remaining Performance Obligation Expected Timing Of Satisfaction [Line Items]
Remaining performance obligations amount	78.7
Performance Obligations Other Than Warrant
Revenue Remaining Performance Obligation Expected Timing Of Satisfaction [Line Items]
Remaining performance obligations amount	$ 906.2