CUSTOMER INFORMATION (Detail Textuals)	12 Months Ended
	Dec. 31, 2018	Dec. 31, 2017	Dec. 31, 2016
Customer Concentration Risk | Net sales
Concentration Risk [Line Items]
Major customer, benchmark description	No single customer accounted for 10% or more of consolidated net sales	No single customer accounted for 10% or more of consolidated net sales	No single customer accounted for 10% or more of consolidated net sales