OPERATING LEASES (Narrative) (Details)	3 Months Ended
	Mar. 31, 2019 USD ($)
Minimum [Member]
Disclosure of Leases Operating [Line Items]
Percentage of Change in Operating Lease Monthly Rental Payments	7.50%
Maximum [Member]
Disclosure of Leases Operating [Line Items]
Percentage of Change in Operating Lease Monthly Rental Payments	10.00%
Vehicle Lease [Member]
Disclosure of Leases Operating [Line Items]
Operating Leases, Future Minimum Payments Due, Next Twelve Months	$ 474,000
Operating Leases, Future Minimum Payments, Due in Two Years	333,000
Operating Leases, Future Minimum Payments, Due in Three Years	82,000
Lease Agreements [Member]
Disclosure of Leases Operating [Line Items]
Operating Leases, Future Minimum Payments Due, Next Twelve Months	758,000
Operating Leases, Future Minimum Payments, Due in Two Years	758,000
Operating Leases, Future Minimum Payments, Due in Three Years	621,000
Security Deposit	$ 412,000