Concentrations Disclosure (Details)	3 Months Ended
	Mar. 31, 2018	Mar. 31, 2017
Two customers
Project management revenue concentrations	92.9% and 7.1%	90.1% and 9.9%
Two project management customers
Project management accounts receivable	93.1% and 6.9%	90.1% and 9.9%
Total project management accounts
Project management accounts receivable	94.2%