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Contract Assets and Liabilities (Details) - USD ($) $ in Thousands	3 Months Ended
	Sep. 30, 2021	Jun. 30, 2021
Contract Assets
Unbilled revenue	$ 41,107	$ 40,853
Change in unbilled revenue	$ 254
Percentage of change in unbilled revenue	1.00%
Contract Liabilities
Advances from customers	$ 34,564	38,463
Deferred revenue - current	35,615	32,689
Deferred revenue - long-term	18,150	$ 14,898
Change in advances from customers	$ (3,899)
Percentage of change in advances from customers	(10.00%)
Change in deferred revenue - current	$ 2,926
Percentage of change in deferred revenue - current	9.00%
Change in deferred revenue - long-term	$ 3,252
Percentage of change in deferred revenue - long-term	22.00%
Remaining Performance Obligations
Revenue remaining performance obligation	$ 414,100
Remaining performance obligation expected percentage recognized	34.00%
Recognized revenue from contract liabilities	$ 22,800
Revenue, Practical Expedient, Incremental Cost of Obtaining Contract [true false]	true
Revenue, Practical Expedient, Financing Component [true false]	true
Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction, Start Date [Axis]: 2021-01-01
Remaining Performance Obligations
Remaining performance obligation expected timing of satisfaction period	12 months

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