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Goodwill and Intangible Assets: Intangible assets (Details) - USD ($)
6 Months Ended
Jan. 31, 2020
Jul. 31, 2019
Intangible assets gross $ 11,276,301 $ 10,153,701
Less accumulated amortization (628,794) (319,432)
Intangible assets net 10,647,507 9,834,269
Noncompete Agreements [Member]    
Intangible assets gross $ 1,566,700 1,210,000
Estimated Useful Lives 3 years  
Developed Software/Technology [Member]    
Intangible assets gross $ 172,500 131,000
Estimated Useful Lives 5 years  
In Process Research and Development [Member]    
Intangible assets gross $ 8,761,427 8,761,427
Vendor agreements and other intangibles [Member]    
Intangible assets gross $ 775,674 $ 51,274