Annual report pursuant to Section 13 and 15(d)

Revenue in Excess of Billings - Long Term - Schedule of Revenue in Excess of Billings (Details)

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Revenue in Excess of Billings - Long Term - Schedule of Revenue in Excess of Billings (Details) - USD ($)
Jun. 30, 2018
Jun. 30, 2017
Contractors [Abstract]    
Revenue in excess of billing - long term $ 1,445,245 $ 5,483,869
Present value discount (238,576) (310,331)
Net Balance $ 1,206,669 $ 5,173,538