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LEASES - Future minimum lease payments (Details)
Jan. 31, 2020
USD ($)
Operating lease payments  
2020 $ 122,000
2021 436,000
2022 448,000
2023 452,000
2024 452,000
2025 456,000
2026 467,000
2027 350,000
Total 3,183,000
Finance lease payments  
2020 18,000
2021 27,000
Total $ 45,000