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Long-Term Debt (Details 1)
$ in Thousands
Oct. 31, 2019
USD ($)
1 Year or less $ 1,688
2 Years 0
3 Years 0
4 Years 0
5 Years 0
After 5 Years 0
Total 1,688
USA  
1 Year or less 1,194
2 Years 0
3 Years 0
4 Years 0
5 Years 0
After 5 Years 0
Total 1,194
UK  
1 Year or less 494
2 Years 0
3 Years 0
4 Years 0
5 Years 0
After 5 Years 0
Total $ 494