MAJOR CUSTOMERS (Details Narrative) - Number			3 Months Ended
	Mar. 31, 2019	Dec. 31, 2018	Mar. 31, 2019	Mar. 31, 2018
Revenue [Member]
Concentration Risk [Line Items]
Number of large commercial customers			4	4
Revenue [Member] | Customer Concentration Risk [Member] | Customer One [Member]
Concentration Risk [Line Items]
Concentration risk, percentage			27.00%	26.00%
Revenue [Member] | Customer Concentration Risk [Member] | Customer Two [Member]
Concentration Risk [Line Items]
Concentration risk, percentage			14.00%	14.00%
Revenue [Member] | Customer Concentration Risk [Member] | Customer Three [Member]
Concentration Risk [Line Items]
Concentration risk, percentage			13.00%	14.00%
Revenue [Member] | Customer Concentration Risk [Member] | Customer Four [Member]
Concentration Risk [Line Items]
Concentration risk, percentage			11.00%	11.00%
Contract Assets [Member]
Concentration Risk [Line Items]
Number of large commercial customers	5	3
Contract Assets [Member] | Customer Concentration Risk [Member] | Customer One [Member]
Concentration Risk [Line Items]
Concentration risk, percentage	34.00%	53.00%
Contract Assets [Member] | Customer Concentration Risk [Member] | Customer Two [Member]
Concentration Risk [Line Items]
Concentration risk, percentage	14.00%	21.00%
Contract Assets [Member] | Customer Concentration Risk [Member] | Customer Three [Member]
Concentration Risk [Line Items]
Concentration risk, percentage	12.00%	10.00%
Contract Assets [Member] | Customer Concentration Risk [Member] | Customer Four [Member]
Concentration Risk [Line Items]
Concentration risk, percentage	12.00%
Contract Assets [Member] | Customer Concentration Risk [Member] | Customer Five [Member]
Concentration Risk [Line Items]
Concentration risk, percentage	10.00%
Accounts Receivable [Member]
Concentration Risk [Line Items]
Number of large commercial customers	4	4
Accounts Receivable [Member] | Customer Concentration Risk [Member] | Customer One [Member]
Concentration Risk [Line Items]
Concentration risk, percentage	24.00%	18.00%
Accounts Receivable [Member] | Customer Concentration Risk [Member] | Customer Two [Member]
Concentration Risk [Line Items]
Concentration risk, percentage	16.00%	16.00%
Accounts Receivable [Member] | Customer Concentration Risk [Member] | Customer Three [Member]
Concentration Risk [Line Items]
Concentration risk, percentage	15.00%	14.00%
Accounts Receivable [Member] | Customer Concentration Risk [Member] | Customer Four [Member]
Concentration Risk [Line Items]
Concentration risk, percentage	10.00%	14.00%