LEASES - Narrative (Details) $ in Thousands	3 Months Ended
	Oct. 31, 2019 USD ($)
Lessee, Lease, Description [Line Items]
Right of use assets	$ 55,100
Less: current maturities of lease obligations	12,311
Long-term lease obligations	$ 45,110
Minimum
Lessee, Lease, Description [Line Items]
Remaining lease term	1 year
Maximum
Lessee, Lease, Description [Line Items]
Remaining lease term	11 years
Operating Lease Obligations
Lessee, Lease, Description [Line Items]
Less: current maturities of lease obligations	$ 12,400
Long-term lease obligations	$ 45,300