Contract Balances - Contract Assets and Liabilities (Detail) - USD ($) $ in Thousands	Mar. 31, 2021	Jun. 30, 2020
Contract assets – current:
Unbilled receivables	$ 110,191	$ 61,888
Costs to obtain – short-term	4,064	3,492
Contract assets – noncurrent:
Unbilled receivables	11,802	9,629
Costs to obtain – long-term	9,546	7,708
Contract liabilities – current:
Deferred revenue and other contract liabilities – short-term	(59,323)	(57,082)
Contract liabilities – noncurrent:
Deferred revenue and other contract liabilities – long-term	(6,543)	(6,507)
Net contract assets (liabilities)	$ 69,737	$ 19,128