Leases Lessee, Operating and Financing Lease Maturity (Details) $ in Thousands	Jan. 31, 2020 USD ($)
Lessee, Lease, Description [Line Items]
2020 (remaining six months)	$ 318
2021	619
2022	505
2023	0
2024	0
Thereafter	0
Total future lease commitments	1,415
Less: imputed interest	(27)
Present value of lease liabilities	1,415
2020 (remaining six months)	13,636
2021	22,806
2022	17,891
2023	14,892
2024	10,549
Thereafter	43,919
Total future lease commitments	105,219
Less: imputed interest	(18,474)
Present value of lease liabilities	105,219
Finance Lease, Liability	1,442
Operating Lease, Liability	$ 123,693