ACQUIRED INTANGIBLE ASSETS - Calculation of Acquired Intangibles by Asset Class (Details) - USD ($) $ in Thousands	12 Months Ended
	Jun. 30, 2021	Jun. 30, 2020
Finite-Lived Intangible Assets, Net [Abstract]
Cost	$ 2,390,263	$ 2,518,976
Accumulated Amortization	(1,203,003)	(906,412)
Total	1,187,260	1,612,564
Technology assets
Finite-Lived Intangible Assets, Net [Abstract]
Cost	1,003,730	1,084,144
Accumulated Amortization	(635,965)	(502,376)
Total	367,765	581,768
Reduction to technology assets	$ 85,900
Weighted-average amortization period (in years) for acquired intangible assets	5 years
Customer assets
Finite-Lived Intangible Assets, Net [Abstract]
Cost	$ 1,386,533	1,434,832
Accumulated Amortization	(567,038)	(404,036)
Total	819,495	$ 1,030,796
Reduction to technology assets	$ 54,000
Weighted-average amortization period (in years) for acquired intangible assets	7 years