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STOCK OPTIONS (Tables)
 3 Months Ended
Mar. 31, 2019
Disclosure of Compensation Related Costs, Share-based Payments [Abstract]  
Schedule of Share-based Compensation, Shares Authorized under Stock Option Plans, by Exercise Price Range [Table Text Block]
The following table summarizes information concerning outstanding and exercisable options as of March 31, 2019:
 
 
 
Number of

securities to be

issued upon

exercise of

outstanding

options
 
 
Weighted-average

exercise price of

outstanding

options
 
 
Number of securities

remaining available for future

issuance under equity

compensation plans
 
Equity compensation plan approved by shareholders
 
 
1,600
 
 
$
15.30
 
 
 
47,608
 
Equity compensation plan not approved by shareholders
 
 
—
 
 
 
—
 
 
 
 —
 
Total
 
 
1,600
 
 
$
15.30
 
 
 
47,608