Concentrations Disclosure (Details)	9 Months Ended
	Sep. 30, 2018	Sep. 30, 2017
Two customers
Project management revenue concentrations	96.9% and 3.1%	91.6% and 7.2%
Two project management customers
Project management accounts receivable	93.9% and 6.1%	90.8% and 5.4%
Total project management customer receivables
Project management accounts receivable	94.5% of receivables	98.5% of net receivables