REVENUE RECOGNITION (Detail Textual) - USD ($) $ / shares in Units, $ in Thousands	3 Months Ended									12 Months Ended
	Jun. 30, 2019	Mar. 31, 2019	Dec. 31, 2018	Sep. 30, 2018	Jun. 30, 2018	Mar. 31, 2018	Dec. 31, 2017	[1]	Sep. 30, 2017	Jun. 30, 2019	Jun. 30, 2018	Jun. 30, 2017
Change In Accounting Estimate [Line Items]
Income before income taxes										$ 327,909	$ 298,664	$ 248,619
Diluted earnings per share	$ 1.96	$ 2.69	$ 2.71	$ 3.10	$ 2.05	$ 2.56	$ 5.66		$ 1.67	$ 10.46	$ 11.93	$ 6.53
EAC Adjustments
Change In Accounting Estimate [Line Items]
Income before income taxes										$ 19,700
Diluted earnings per share										$ 0.57

[1] Net income for the second quarter of FY2019 includes a net benefit related to the TCJA. See Note 19.