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Summary of Significant Accounting Policies - Schedule of Fair Value of Financial Assets Measured on Recurring Basis (Details) - USD ($)	Jun. 30, 2021	Jun. 30, 2020
Revenues in excess of billings - long term	$ 957,603	$ 1,300,289
Total	957,603	1,300,289
Level 1 [Member]
Revenues in excess of billings - long term
Total
Level 2 [Member]
Revenues in excess of billings - long term
Total
Level 3 [Member]
Revenues in excess of billings - long term	957,603	1,300,289
Total	$ 957,603	$ 1,300,289

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Fair value portion of probable future economic benefits obtained or controlled by an entity as a result of past transactions or events.

+ References

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-SubTopic 10
-Section 50
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+ References

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-Publisher FASB
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