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LONG-TERM DEBT (Details 1)
$ in Thousands
Jan. 31, 2019
USD ($)
1 year or less $ 158
2 years 1,161
3 years 0
4 years 0
5 years 0
After 5 years 0
Total 1,319
Borrowings In Usa [Member]  
1 year or less 158
2 years 1,161
3 years 0
4 years 0
5 years 0
After 5 years 0
Total $ 1,319