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Leases Lessee, Operating and Financing Lease Maturity (Details) $ in Thousands	Apr. 30, 2020 USD ($)
Finance Lease Liability, Payment Due, Rolling Maturity
2020 (remaining three months)	$ 581
2021	3,474
2022	1,036
2023	544
2024	558
Thereafter	2,738
Total future lease commitments	8,931
Less: imputed interest	(892)
Present value of lease liabilities	8,039
Lessee, Operating Lease, Liability, Payment, Due, Rolling Maturity [Abstract]
2020 (remaining three months)	6,992
2021	24,650
2022	19,976
2023	16,950
2024	12,608
Thereafter	46,668
Total future lease commitments	127,844
Less: imputed interest	(18,751)
Present value of operating lease liabilities	$ 109,093

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