Annual report pursuant to Section 13 and 15(d)

Summary of Significant Accounting Policies - Schedule of Fair Value of Financial Assets Measured on Recurring Basis (Details)

v3.21.2
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