OTHER ACCRUED EXPENSES AND CURRENT LIABILITIES - Schedule of Other Accrued Expenses and Current Liabilities (Detail) - USD ($) $ in Thousands	Jun. 30, 2021	Jun. 30, 2020
Other Accrued Expenses And Current Liabilities [Abstract]
Vendor obligations	$ 68,001	$ 82,104
Deferred revenue (Note 12)	70,907	57,082
MARPA payable (Note 14)	62,159	57,020
Operating lease liabilities, current	61,280	67,549
Other	17,623	29,763
Total other accrued expenses and current liabilities	$ 279,970	$ 293,518