Quarterly report pursuant to Section 13 or 15(d)

Revenues in Excess of Billings - Long Term (Details Narrative)

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Revenues in Excess of Billings - Long Term (Details Narrative) - USD ($)
3 Months Ended 6 Months Ended 12 Months Ended
Dec. 31, 2020
Dec. 31, 2019
Dec. 31, 2020
Dec. 31, 2019
Jun. 30, 2020
Contractors [Abstract]          
Interest income $ 27,766 $ 13,821 $ 41,826 $ 27,681  
Interest rate discount     4.65%   4.35%