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Construction Backlog (Details) - USD ($)
9 Months Ended 12 Months Ended
Sep. 30, 2019
Dec. 31, 2018
Construction Backlog [Abstract]    
Balance - beginning of period $ 97,657,379 $ 76,659,029
New contracts and change orders during the period 17,474,684 58,805,877
Adjustments and cancellations, net (94,697,335) (29,616,815)
Subtotal 20,434,728 105,848,091
Less: contract revenue earned during the period (2,647,558) (8,190,712)
Balance - end of period $ 17,787,170 $ 97,657,379