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EMPLOYEE BENEFIT PLANS Schedule of Net Benefit Costs (Tables)
3 Months Ended
Mar. 31, 2018
Postemployment Benefits [Abstract]  
Schedule of Net Benefit Costs [Table Text Block]
The following table sets forth the components of net periodic benefit costs for the defined benefit plans:
 
Three Months Ended
 
March 31,
(In thousands)
2018
 
2017
Service cost
$
1,347

 
$
1,068

Interest cost
1,066

 
962

Expected return on plan assets
(1,540
)
 
(1,368
)
Recognized actuarial gain
(12
)
 
(49
)
Net periodic benefit cost
$
861

 
$
613