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COMMITMENTS (Tables)
12 Months Ended
Dec. 31, 2018
Commitments and Contingencies Disclosure [Abstract]  
Schedule of Future Minimum Rental Payments for Operating Leases [Table Text Block]
Future fixed and minimum rental commitments required under operating leases that have initial or remaining non-cancelable lease terms in excess of one year as of December 31, 2018, are shown below. Renewal options exist for many long-term leases.
 
 
 
Operating
 
(Dollars in thousands)
 
Leases
 
2019
 
 
9,468
 
2020
 
 
7,529
 
2021
 
 
5,584
 
2022
 
 
3,278
 
2023
 
 
2,321
 
Thereafter
 
 
4,161
 
Total
 
$
32,341