Income Taxes (Details) - USD ($) $ in Millions |
Jul. 31, 2023 |
Jul. 31, 2022 |
---|---|---|
Income Taxes (Details) [Line Items] | ||
Net operating loss carryforwards | $ 8.0 | $ 8.0 |
U S Federal Net Operating Loss [Member] | ||
Income Taxes (Details) [Line Items] | ||
Net operating loss carryforwards | $ 0.1 | $ 0.9 |