Annual report pursuant to Section 13 and 15(d)

EMPLOYEE BENEFIT PLANS (Details)

v3.3.1.900
EMPLOYEE BENEFIT PLANS (Details) - USD ($)
$ in Thousands
12 Months Ended
Dec. 31, 2015
Dec. 31, 2014
Dec. 31, 2013
CHANGE IN ACCUMULATED BENEFIT OBLIGATION      
Accumulated Benefit obligation at beginning of year $ 221,721 $ 185,947  
Service cost 86 74 $ 112
Interest cost 8,915 9,427  
Actuarial (gain) loss (20,283) 42,056  
Benefits paid (10,064) (15,783)  
Accumulated Benefit obligation at end of year 200,375 221,721 185,947
Non-cash (increases) decreases in the minimum pension liability $ 14,800 $ (41,700) $ 45,700