ACCUMULATED OTHER COMPREHENSIVE INCOME (LOSS) (Details) - USD ($) $ in Thousands	12 Months Ended
	Jul. 31, 2020	Jul. 31, 2019
Accumulated Other Comprehensive Income (Loss) [Line Items]
Balance at beginning of period	$ 2,095,228	$ 1,937,741
Balance at end of period	2,345,569	2,095,228
Foreign Currency Translation Adjustment
Accumulated Other Comprehensive Income (Loss) [Line Items]
Balance at beginning of period	(47,078)	0
OCI before reclassifications	92,735	(44,684)
Income taxes associated with OCI before reclassifications	0	(2,394)
Amounts reclassified from AOCI	0	0
Income taxes associated with amounts reclassified from AOCI	0	0
Balance at end of period	45,657	(47,078)
Unrealized Gain (Loss) on Derivatives
Accumulated Other Comprehensive Income (Loss) [Line Items]
Balance at beginning of period	(9,472)	0
OCI before reclassifications	(20,557)	(12,184)
Income taxes associated with OCI before reclassifications	4,906	2,917
Amounts reclassified from AOCI	8,180	(279)
Income taxes associated with amounts reclassified from AOCI	(1,880)	74
Balance at end of period	(18,823)	(9,472)
Other
Accumulated Other Comprehensive Income (Loss) [Line Items]
Balance at beginning of period	(1,048)	0
OCI before reclassifications	352	(1,048)
Income taxes associated with OCI before reclassifications	0	0
Amounts reclassified from AOCI	0	0
Income taxes associated with amounts reclassified from AOCI	0	0
Balance at end of period	(696)	(1,048)
AOCI Including Portion Attributable to Noncontrolling Interest
Accumulated Other Comprehensive Income (Loss) [Line Items]
Balance at beginning of period	(57,598)	0
OCI before reclassifications	72,530	(57,916)
Income taxes associated with OCI before reclassifications	4,906	523
Amounts reclassified from AOCI	8,180	(279)
Income taxes associated with amounts reclassified from AOCI	(1,880)	74
Balance at end of period	26,138	(57,598)
Foreign Currency Translation Adjustment, Attributable to Noncontrolling Interest
Accumulated Other Comprehensive Income (Loss) [Line Items]
Balance at beginning of period	(594)
Balance at end of period	(855)	(594)
Unrealized Gain (Loss) on Derivatives, Attributable to Noncontrolling Interest
Accumulated Other Comprehensive Income (Loss) [Line Items]
Balance at beginning of period	0
Balance at end of period	0	0
Other, Attributable to Noncontrolling Interest
Accumulated Other Comprehensive Income (Loss) [Line Items]
Balance at beginning of period	0
Balance at end of period	0	0
AOCI, Attributable to Noncontrolling Interest
Accumulated Other Comprehensive Income (Loss) [Line Items]
Balance at beginning of period	(594)
Balance at end of period	(855)	(594)
Foreign Currency Translation Adjustment, Attributable to Parent
Accumulated Other Comprehensive Income (Loss) [Line Items]
Balance at beginning of period	(46,484)
Balance at end of period	46,512	(46,484)
Unrealized Gain (Loss) on Derivative, Attributable to Parent
Accumulated Other Comprehensive Income (Loss) [Line Items]
Balance at beginning of period	(9,472)
Balance at end of period	(18,823)	(9,472)
Other, Attributable to Parent
Accumulated Other Comprehensive Income (Loss) [Line Items]
Balance at beginning of period	(1,048)
Balance at end of period	(696)	(1,048)
AOCI, Attributable to Parent
Accumulated Other Comprehensive Income (Loss) [Line Items]
Balance at beginning of period	(57,004)
Balance at end of period	$ 26,993	$ (57,004)