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SHORT-TERM BORROWINGS
12 Months Ended
Dec. 31, 2018
Short-term Debt [Abstract]  
Short-term Debt [Text Block]
10. SHORT-TERM BORROWINGS
 
At December 31, 2018, the Company had a $60 million unsecured revolving line of credit with a bank expiring November 5, 2019. The line of credit bears interest at the LIBOR plus 0.75%. At December 31, 2018, outstanding borrowings were approximately $5.8 million at an interest rate of 3.25%. The highest balance on the line of credit during the year was $8.8 million. At December 31, 2017, there were no amounts outstanding on the line of credit.