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Stock-Based Compensation (Details) - Schedule of restricted shares non-vested deferred stock units - Restricted Stock [Member] - $ / shares	12 Months Ended
	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

X

- 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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X

- 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

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X

- Definition

Weighted average grant-date fair value of non-vested options forfeited.

+ References

No definition available.

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- Definition

Weighted average grant-date fair value of options vested.

+ References

No definition available.

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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.

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- Definition

Weighted average grant-date fair value of non-vested options outstanding.

+ References

No definition available.

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- Definition

Number of non-vested options outstanding.

+ References

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- References

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