Annual report pursuant to Section 13 and 15(d)

EMPLOYEE BENEFIT PLANS (Details)

v3.10.0.1
EMPLOYEE BENEFIT PLANS (Details) - USD ($)
$ in Thousands
 12 Months Ended
Dec. 31, 2018
Dec. 31, 2017
Dec. 31, 2016
Change in Projected Benefit Obligation:      
Actuarial Loss (Gain) $ 815 $ 3,470 $ 9,958
Change in Plan Assets:      
Employer Contributions 600    
Components of Net Periodic Benefit Costs:      
Amortization of Prior Service Costs 199 223 278
Net Loss Amortization (5,299) (4,409) (3,960)
Net Periodic Benefit Cost 4,683 1,162 (5,720)
Defined benefit pension plan [Member]      
Change in Projected Benefit Obligation:      
Benefit Obligation at Beginning of Year 165,084 152,585 141,039
Service Cost 6,884 6,752 6,453
Interest Cost 5,661 5,750 5,587
Actuarial Loss (Gain) (16,349) 10,877 9,118
Benefits Paid (11,686) (10,541) (9,412)
Expenses Paid (247) (339) (200)
Projected Benefit Obligation at End of Year 149,347 165,084 152,585
Change in Plan Assets:      
Fair Value of Plan Assets at Beginning of Year 129,719 113,813 105,792
Actual Return on Plan Assets (6,251) 16,786 7,633
Employer Contributions 23,000 10,000 10,000
Benefits Paid (11,686) (10,541) (9,412)
Expenses Paid (247) (339) (200)
Fair Value of Plan Assets at End of Year 134,535 129,719 113,813
Funded Status of Plan and Accrued Liability Recognized at End of Year:      
Other Liabilities 14,812 35,365 38,772
Accumulated Benefit Obligation at End of Year 130,477 144,139 130,109
Components of Net Periodic Benefit Costs:      
Service Cost 6,884 6,752 6,453
Interest Cost 5,661 5,750 5,587
Expected Return on Plan Assets (9,564) (8,026) (7,736)
Amortization of Prior Service Costs 199 223 278
Net Loss Amortization 3,673 3,812 3,201
Net Periodic Benefit Cost $ 6,853 $ 8,511 $ 7,783
Weighted-average assumptions used to determine benefit obligations:      
Discount Rate (in percent) 4.43% 3.71% 4.21%
Rate of Compensation Increase (in percent) 4.00% 3.25% 3.25%
Measurement Date Dec. 31, 2018 Dec. 31, 2017 Dec. 31, 2016
Weighted-Average Assumptions Used to Determine Benefit Cost:      
Discount Rate (in percent) 3.71% 4.21% 4.52%
Expected Return on Plan Assets (in percent) 7.25% 7.25% 7.50%
Rate of Compensation Increase (in percent) 3.25% 3.25% 3.25%
Amortization Amounts from Accumulated Other Comprehensive Income:      
Net Actuarial Loss $ (533) $ 2,117 $ 9,221
Prior Service Cost (199) (223) (278)
Net Loss (3,673) (3,812) (3,201)
Deferred Tax Benefit 1,118 5,898 (2,216)
Other Comprehensive Loss, net of tax (3,287) 3,980 3,526
Amounts Recognized in Accumulated Other Comprehensive Income:      
Net Actuarial Losses 34,491 38,698 40,392
Prior Service Cost 66 265 488
Deferred Tax Liability (Benefit) (8,757) (9,876) (15,772)
Accumulated Other Comprehensive Loss (Gain), net of tax $ 25,800 $ 29,087 $ 25,108