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EMPLOYEE BENEFIT PLANS (Tables)
9 Months Ended
Sep. 30, 2015
EMPLOYEE BENEFIT PLANS [Abstract]  
Schedule of Net Benefit Costs [Table Text Block]
The components of net periodic pension cost consisted of the following (amounts in thousands):
 
Three months ended
 
Nine months ended
 
September 30,
 
September 30,
 
2015
 
2014
 
2015
 
2014
Service cost
$
83

 
$
199

 
$
326

 
$
601

Interest cost
1,167

 
1,392

 
3,601

 
4,239

Expected return on assets
(1,512
)
 
(1,502
)
 
(4,549
)
 
(4,505
)
Amortization of unrecognized prior service cost
34

 
34

 
103

 
102

Amortization of net unrecognized loss
729

 
759

 
2,187

 
2,275

      Net periodic pension cost
$
501

 
$
882

 
$
1,668

 
$
2,712