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Net Periodic Pension Cost
6 Months Ended
Jun. 30, 2023
Net Periodic Pension Cost  
Net Periodic Pension Cost

15. Net Periodic Pension Cost

The following table details the net periodic pension cost incurred by period (in thousands):

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​

​

​

​

​

​

​

​

​

​

​

​

​

​

Three Months Ended

​

Six Months Ended

​

 

June 30, 

 

 

June 30, 

​

    

2023

    

2022

    

2023

    

2022

Interest cost

 

$

111

 

$

75

 

$

222

 

$

150

Amortization of net loss

​

​

31

​

​

27

​

​

62

​

​

54

Expected return on plan assets

​

​

(149)

​

​

(191)

​

​

(298)

​

​

(382)

Net periodic pension cost

 

$

(7)

 

$

(89)

 

$

(14)

 

$

(178)

Contributed amount

 

$

—

 

$

—

 

$

—

 

$

—

​