GOODWILL AND PURCHASED INTANGIBLE ASSETS - Amortization Expense for Purchased Intangible Assets (Details) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Mar. 31, 2021	Mar. 31, 2020	Mar. 31, 2021	Mar. 31, 2020
Purchased Intangible Assets
Amortization of intangible assets	$ 52,404	$ 54,605	$ 153,974	$ 169,265
Costs of revenues
Purchased Intangible Assets
Amortization of intangible assets	40,309	36,850	116,087	108,835
Selling, general and administrative
Purchased Intangible Assets
Amortization of intangible assets	12,063	17,724	37,793	60,237
Research and development
Purchased Intangible Assets
Amortization of intangible assets	$ 32	$ 31	$ 94	$ 193