INTANGIBLE ASSETS (Detail Textual) - USD ($) $ in Millions	12 Months Ended
	Jun. 30, 2018	Jun. 30, 2017	Jun. 30, 2016
Finite Lived Intangible Assets [Line Items]
Amortization expense	$ 38.2	$ 40.7	$ 38.0
Minimum
Finite Lived Intangible Assets [Line Items]
Intangible asset amortization period	1 year
Maximum
Finite Lived Intangible Assets [Line Items]
Intangible asset amortization period	20 years
Customer contracts and related customer relationships
Finite Lived Intangible Assets [Line Items]
Weighted-average amortization period	14 years 8 months 12 days
Weighted-average remaining amortization period	11 years 6 months
Acquired technologies
Finite Lived Intangible Assets [Line Items]
Weighted-average amortization period	7 years
Weighted-average remaining amortization period	5 years 8 months 12 days