LINE OF CREDIT (Details) $ in Millions	3 Months Ended
	Mar. 31, 2018 USD ($)
Line of Credit Facility [Line Items]
Expiration date	Jun. 29, 2018
Line of Credit [Member] | First Agreement [Member]
Line of Credit Facility [Line Items]
Line of credit facility, maximum borrowing capacity amount	$ 4.0
Expiration date	Jun. 29, 2018
Amount of line of credit drawn	$ 4.0
Line of Credit [Member] | First Agreement [Member] | LIBOR [Member]
Line of Credit Facility [Line Items]
Interest rate percentage	2.25%
Line of Credit [Member] | Second Agreement [Member]
Line of Credit Facility [Line Items]
Line of credit facility, maximum borrowing capacity amount	$ 2.0
Expiration date	Jun. 29, 2018
Amount of line of credit drawn	$ 0.8
Line of Credit [Member] | Second Agreement [Member] | LIBOR [Member]
Line of Credit Facility [Line Items]
Interest rate percentage	2.25%