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ACQUISITIONS (Detail Textual) $ in Thousands	12 Months Ended
ACQUISITIONS (Detail Textual) $ in Thousands	Jun. 30, 2021 USD ($)	Jun. 30, 2020 USD ($) Acquisition	Jun. 30, 2019 USD ($)
Business Acquisition [Line Items]
Goodwill	$ 3,632,578	$ 3,407,110	$ 3,336,079
Customer contracts and related customer relationships
Business Acquisition [Line Items]
Weighted-average amortization period	17 years 9 months 18 days
Technology
Business Acquisition [Line Items]
Weighted-average amortization period	10 years 7 months 6 days
AVT
Business Acquisition [Line Items]
Acquisition date	Aug. 11, 2020
Goodwill	$ 211,000
Identifiable intangible assets	133,800
Purchase consideration	348,800
Amount of tax deductible goodwill and intangibles	319,700
AVT \| Customer contracts and related customer relationships
Business Acquisition [Line Items]
Identifiable intangible assets	$ 65,700
Weighted-average amortization period	20 years
AVT \| Technology
Business Acquisition [Line Items]
Identifiable intangible assets	$ 68,100
Weighted-average amortization period	10 years
Other Acquisitions
Business Acquisition [Line Items]
Goodwill		70,300
Identifiable intangible assets		29,500
Purchase consideration		$ 109,400
Number of strategic acquisitions \| Acquisition		3