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Stock-Based Compensation (Details) - Schedule of restricted shares non-vested deferred stock units - Restricted Stock [Member] - $ / shares | 12 Months Ended
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Jul. 31, 2021 | Jul. 31, 2020
Stock-Based Compensation (Details) - Schedule of restricted shares non-vested deferred stock units [Line Items] |  |
Number of Non-vested Shares, Beginning Balance | 60,544 |
Weighted- Average Grant Date Fair Value, Beginning balance | $ 1.56 |
Number of Shares Granted |  | 92,544
Weighted Average Grant Date Fair Value, Granted |  | $ 1.55
Number of Shares Vested | (17,044) |
Weighted Average Grant Date Fair Value, Vested | $ 1.60 |
Number of Shares Forfeited | (6,000) | (32,000)
Weighted Average Grant Date Fair Value, Forfeited | $ 1.54 | $ 1.54
Number of Non-vested Shares, Ending Balance | 37,500 | 60,544
Weighted- Average Grant- Date Fair Value, Ending balance | $ 1.54 | $ 1.56

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- Definition The number of shares under options that were cancelled during the reporting period as a result of occurrence of a terminating event specified in contractual agreements pertaining to the stock option plan. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (c)(1)(iv)(3) -URI http://asc.fasb.org/extlink&oid=120381028&loc=d3e5070-113901 + Details
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- Definition Gross number of share options (or share units) granted during the period. + References No definition available. + Details
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- Definition The weighted average grant-date fair value of options granted during the reporting period as calculated by applying the disclosed option pricing methodology. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (d)(1) -URI http://asc.fasb.org/extlink&oid=120381028&loc=d3e5070-113901 + Details
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- Definition Weighted average grant-date fair value of non-vested options forfeited. + References No definition available. + Details
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- Definition Weighted average grant-date fair value of options vested. + References No definition available. + Details
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- Definition The number of equity-based payment instruments, excluding stock (or unit) options, that vested during the reporting period. + References No definition available. + Details
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- Definition Weighted average grant-date fair value of non-vested options outstanding. + References No definition available. + Details
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- Definition Number of non-vested options outstanding. + References No definition available. + Details
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- Details
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