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
Dec. 31, 2012
Change in Projected Benefit Obligation:        
Actuarial (Gain) Loss $ (4,975) $ (22,603) $ 30,784  
Change in Plan Assets:        
Fair Value of Plan Assets at Beginning of Year 108,172      
Fair Value of Plan Assets at End of Year 105,792 108,172    
Components of Net Periodic Benefit Costs:        
Amortization of Prior Service Costs (316) (473) (504)  
Net Loss Amortization 3,743 705 4,079  
Net Periodic Benefit Cost 916 21,425 (35,367)  
Defined benefit pension plan [Member]        
Change in Projected Benefit Obligation:        
Benefit Obligation at Beginning of Year 140,359 115,285 134,950  
Service Cost 6,859 5,634 6,999  
Interest Cost 5,750 5,513 5,566  
Actuarial (Gain) Loss (6,880) 22,632 (18,965)  
Benefits Paid (4,825) (8,438) (12,946)  
Expenses Paid (224) (267) (319)  
Projected Benefit Obligation at End of Year 141,039 140,359 115,285 $ 134,950
Change in Plan Assets:        
Actual Return on Plan Assets (2,331) 8,035 17,943  
Employer Contributions 5,000 5,000 5,000 $ 5,000
Benefits Paid 4,825 8,438 12,946  
Expenses Paid (224) (267) (319)  
Funded Status of Plan and Accrued Liability Recognized at End of Year:        
Other Liabilities 35,247 32,186 11,442  
Accumulated Benefit Obligation at End of Year 121,609 119,750 98,796  
Components of Net Periodic Benefit Costs:        
Service Cost 6,859 5,634 6,999  
Interest Cost 5,750 5,513 5,566  
Expected Return on Plan Assets (7,820) (7,487) (7,371)  
Amortization of Prior Service Costs 309 309 317  
Net Loss Amortization 3,564 1,365 4,316  
Net Periodic Benefit Cost $ 8,662 $ 5,334 $ 9,827  
Weighted-average assumptions used to determine benefit obligations:        
Discount Rate (in percent) 4.52% 4.15% 5.00%  
Rate of Compensation Increase (in percent) 3.25% 3.25% 3.25%  
Measurement Date Dec. 31, 2015 Dec. 31, 2014 Dec. 31, 2013  
Weighted-Average Assumptions Used to Determine Benefit Cost:        
Discount Rate (in percent) 4.15% 5.00% 4.25%  
Expected Return on Plan Assets (in percent) 7.50% 7.50% 8.00%  
Rate of Compensation Increase (in percent) 3.25% 3.25% 3.75%  
Amortization Amounts from Accumulated Other Comprehensive Income:        
Net Actuarial Loss $ 3,272 $ 22,083 $ (29,534)  
Prior Service Cost (309) (309) (317)  
Net Loss (3,564) (1,365) (4,316)  
Deferred Tax Benefit 232 (7,873) 13,180  
Other Comprehensive Loss, net of tax (369) 12,536 (20,987)  
Amounts Recognized in Accumulated Other Comprehensive Income:        
Net Actuarial Losses 34,373 34,665 13,947  
Prior Service Cost 766 1,075 1,383  
Deferred Tax Liability (Benefit) (13,556) (13,788) (5,914)  
Accumulated Other Comprehensive Loss (Gain), net of tax $ 21,583 $ 21,952 $ 9,416