LEASES LEASES - MATURITIES OF LEASE LIABILITIES (Details) $ in Thousands	Jul. 31, 2019 USD ($)
Lessee, Operating Lease, Liability, Payment, Due [Abstract]
2020 (remainder of year)	$ 13,728
2021	25,865
2022	20,967
2023	18,514
2024	16,941
Thereafter	39,408
Future minimum lease payments	135,423
Imputed interest	(21,331)
Operating lease liabilities	114,092
Finance Lease, Liability, Payment, Due [Abstract]
2020 (remainder of year)	779
2021	1,812
2022	1,616
2023	1,075
2024	106
Thereafter	0
Future minimum lease payments	5,388
Imputed interest	(379)
Finance lease liabilities	$ 5,009