REVENUES - Contract Balances (Details) - USD ($) $ in Thousands	12 Months Ended
	Jun. 30, 2020	Jun. 30, 2019
Revenue from Contract with Customer [Abstract]
Short-term contract assets	$ 29,570	$ 20,956
Long-term contract assets	15,427	15,386
Short-term deferred revenue	812,218	641,656
Long-term deferred revenue	94,382	46,974
Contract assets reclassified to receivables	33,000	19,200
Asset impairment	0	0
Revenue recognized	$ 631,000	$ 617,000