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Property, Plant and Equipment Future Minimum Lease Payments (Details)
$ in Thousands
Oct. 31, 2019
USD ($)
Property, Plant and Equipment [Line Items]  
Plus amount representing interest of 2.18% at October 31, 2019 $ 25
Total obligations under capital leases $ 2,000
Minimum [Member]  
Property, Plant and Equipment [Line Items]  
Debt Instrument, Interest Rate, Stated Percentage 3.05%
Maximum [Member]  
Property, Plant and Equipment [Line Items]  
Debt Instrument, Interest Rate, Stated Percentage 3.77%
Capital Lease Obligations [Member]  
Property, Plant and Equipment [Line Items]  
2019 $ 1,975
2020 0
2021 0
2022 0
2023 0
Total $ 1,975