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EMPLOYEE BENEFIT PLANS (Tables)
12 Months Ended
Dec. 31, 2019
EMPLOYEE BENEFIT PLANS  
Schedule of amounts recognized in accumulated other comprehensive loss (pre-tax)

Prior service credit

    

$

(3,066)

Net actuarial gain

 

(808)

Net amount recognized in accumulated other comprehensive loss

$

(3,874)

Schedule of changes in accumulated postretirement benefit obligation

December 31,

    

2019

    

2018

    

Benefit obligation, beginning of year

$

12,451

$

13,497

Service cost

 

270

 

337

Interest cost

 

499

 

455

Actuarial (gain)/loss

 

922

 

(1,409)

Benefits paid

 

(399)

 

(429)

Benefit obligation, end of year

$

13,743

$

12,451

Schedule of net periodic postretirement benefit cost (income)

    

2019

    

2018

    

2017

    

Service cost—benefits attributed to service during the period

$

270

$

337

$

323

Interest cost on the accumulated postretirement benefit obligation

 

499

 

455

 

468

Net amortization

 

(1,522)

 

(1,324)

 

(1,462)

Net periodic postretirement benefit cost (income)

$

(753)

$

(532)

$

(671)