Leases Operating and Financing Lease Obligations (Details) - USD ($) $ in Thousands	Jan. 31, 2021	Jan. 31, 2020
Lessee, Operating Lease, Liability, Payment, Due [Abstract]
Lessee, Operating Lease, Liability, Payments, Due Next Twelve Months	$ 2,308
Lessee, Operating Lease, Liability, Payments, Due Year Two	1,592
Lessee, Operating Lease, Liability, Payments, Due Year Three	1,252
Lessee, Operating Lease, Liability, Payments, Due Year Four	1,050
Lessee, Operating Lease, Liability, Payments, Due Year Five	1,065
Lessee, Operating Lease, Liability, Payments, Due after Year Five	436
Lessee, Operating Lease, Liability, Payments, Due, Total	7,703
Finance Lease, Liability, Payment, Due [Abstract]
Finance Lease, Liability, Payments, Due Next Twelve Months	377
Finance Lease, Liability, Payments, Due Year Two	258
Finance Lease, Liability, Payments, Due Year Three	116
Finance Lease, Liability, Payments, Due Year Four	23
Finance Lease, Liability, Payments, Due Year Five	0
Finance Lease, Liability, Payments, Due after Year Five	0
Finance Lease, Liability, Payment, Due, Total	774
Finance Lease, Liability, Undiscounted Excess Amount	(24)
Finance Lease, Liability	750	$ 515
Current and Long-term Liabilities
Lessee, Operating Lease, Liability, Payment, Due [Abstract]
Lessee, Operating Lease, Liability, Undiscounted Excess Amount	(545)
Operating Lease, Liability	$ 7,158	$ 4,642