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Commitments and Contingencies - Schedule of Non-Cancelable Minimum Payments Applicable to Operating and Capital Leases (Details) $ in Thousands	Oct. 31, 2019 USD ($)
Commitments And Contingencies Disclosure [Abstract]
Operating Leases, 2019	$ 922
Operating Leases, 2020	1,240
Operating Leases, 2021	1,221
Operating Leases, 2022	1,022
Operating Leases, 2023	720
Operating Leases, Thereafter	8,707
Operating Leases, Total	13,832
Capital Leases, 2019	102
Capital Leases, 2020	35
Capital Leases, 2021	4
Capital Leases, 2022	0
Capital Leases, 2023	0
Capital Leases, Thereafter	0
Capital Leases, Total	$ 141

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