Construction Backlog (Details) - USD ($)	6 Months Ended	12 Months Ended
	Jun. 30, 2017	Dec. 31, 2016
Construction Backlog [Abstract]
Balance - beginning of period	$ 541,291	$ 105,851
New contracts and change orders during the period	10,797,426	807,786
Construction backlog, gross	11,338,717	913,637
Less: contract revenue earned during the period	(1,606,328)	(372,346)
Construction backlog, net	9,732,389	541,291
Contracts signed but not started
Balance - end of period	$ 9,732,389	$ 541,291