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Goodwill and Intangible Assets: Estimated amortization expense (Details)
Jan. 31, 2021
USD ($)
Goodwill and Intangible Assets Disclosure [Abstract]  
For the six months ended July 31, 2021 $ 461,212
2022 654,190
2023 520,564
2024 500,914
2025 458,202
Thereafter 5,332
Total $ 2,600,414