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Basis of Presentation - Revenue Recognition (Detail) - USD ($) $ in Thousands	9 Months Ended
	Mar. 31, 2020	Jun. 30, 2019
Contract Assets
Unbilled revenue	$ 34,706	$ 19,287
Contract Liabilities
Advances from customers	32,968	43,227
Deferred revenue - current	30,745	33,641
Deferred revenue - long-term	14,511	$ 9,506
Remaining Performance Obligations
Revenue remaining performance obligation	178,300
Recognized revenue from contract liabilities	$ 70,300
Revenue, Practical Expedient, Financing Component [true false]	true
Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction, Start Date [Axis]: 2020-01-01
Remaining Performance Obligations
Remaining performance obligation expected timing of satisfaction period	12 months
Remaining performance obligation expected percentage recognized	70.00%
ASU 2014-09 | Effect of Change
Contract Assets
Unbilled revenue	$ 15,419
Percentage of change in unbilled revenue	80.00%
Contract Liabilities
Advances from customers	$ (10,259)
Deferred revenue - current	(2,896)
Deferred revenue - long-term	$ 5,005
Percentage of of change in advances from customers	(24.00%)
Percentage of change deferred revenue current	(9.00%)
Percentage of change deferred revenue noncurrent	53.00%

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