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Pension and Employee Benefit Plans (Tables)
 6 Months Ended
Jun. 30, 2021
Compensation And Retirement Disclosure [Abstract]  
Components of Pension and Employee Benefit Expenses The components of the expense consisted of the following:

 

 

 

Three months ended June 30,

 

 

Six months ended June 30,

 

(table only in thousands)

 

2021

 

 

2020

 

 

2021

 

 

2020

 

Pension plan:

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Interest cost

 

$

194

 

 

$

258

 

 

$

388

 

 

$

516

 

Expected return on plan assets

 

 

(378

)

 

 

(350

)

 

 

(756

)

 

 

(700

)

Amortization of net actuarial loss

 

 

103

 

 

 

65

 

 

 

206

 

 

 

130

 

Net periodic benefit (gain) cost

 

$

(81

)

 

$

(27

)

 

$

(162

)

 

$

(54

)

Health care plan:

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Interest cost

 

$

1

 

 

$

1

 

 

$

1

 

 

$

1

 

Amortization of loss

 

 

2

 

 

 

2

 

 

 

4

 

 

 

4

 

Net periodic benefit cost

 

$

3

 

 

$

3

 

 

$

5

 

 

$

5