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
Sep. 30, 2020
Sep. 30, 2019
Contractors [Abstract]    
Interest income $ 14,060 $ 13,860
Interest rate discount 4.35% 4.35%