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Changes in Accumulated Other Comprehensive Income Balances
6 Months Ended
Jun. 30, 2020
Changes in Accumulated Other Comprehensive Income Balances [Abstract]  
Changes in Accumulated Other Comprehensive Income Balances

20. Changes in Accumulated Other Comprehensive Income Balances

The changes in accumulated other comprehensive income balances as of June 30, 2020 and 2019 were as follows (in thousands):

​

​

​

​

​

​

​

​

​

​

​

    

​

    

​

​

    

Accumulated Other

​

​

Pension

​

Unrealized

​

Comprehensive

​

    

Liability

    

Gains (Loss)

    

Income (Loss)

Balance at December 31, 2018

​

$

(3,334)

​

$

(3,326)

​

$

(6,660)

Other comprehensive income:

​

 

  

​

 

  

​

 

​

Change in net actuarial gain

​

 

72

​

 

—

​

 

72

Tax effect on change in net actuarial gain

​

 

(15)

​

 

—

​

 

(15)

Unrealized holding gains arising during the period

​

 

—

​

 

11,233

​

 

11,233

Tax effect on unrealized gains arising during the period

​

 

—

​

 

(2,359)

​

 

(2,359)

Reclassification adjustment for gains included in net income

​

 

—

​

 

(4,201)

​

 

(4,201)

Tax effect on reclassification adjustment for gains included in net income

​

 

—

​

 

883

​

 

883

Other comprehensive income, net of tax

​

 

57

​

 

5,556

​

 

5,613

Balance at June 30, 2019

​

$

(3,277)

​

$

2,230

​

$

(1,047)

​

​

​

​

​

​

​

​

​

​

Balance at December 31, 2019

​

$

(3,239)

​

$

3,927

​

$

688

Other comprehensive loss:

​

 

  

​

 

  

​

 

  

Change in net actuarial gain

​

 

69

​

 

—

​

 

69

Tax effect on change in net actuarial gain

​

 

(14)

​

 

—

​

 

(14)

Unrealized holding gains arising during the period

​

 

—

​

 

1,443

​

 

1,443

Tax effect on unrealized holding gains arising during the period

​

 

—

​

 

(304)

​

 

(304)

Reclassification adjustment for gains included in net losses

​

 

—

​

 

(5,222)

​

 

(5,222)

Tax effect on reclassification adjustment for gains included in net loss

​

 

—

​

 

1,097

​

 

1,097

Other comprehensive income (loss), net of tax

​

 

55

​

 

(2,986)

​

 

(2,931)

Balance at June 30, 2020

​

$

(3,184)

​

$

941

​

$

(2,243)

​