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Pensions
 3 Months Ended
Mar. 31, 2025
Pensions [Abstract]  
Pensions

10.  Pensions
 
Components of Net Periodic Pension Cost

 
  
Three Months
Ended March 31
  
 
  
2025
    
2024
  
             
Service cost
  
$
133
    
$
159
  
Interest cost
    
495
      
463
  
Expected return on plan assets
    
(767
)
    
(791
)
Amortization of prior service cost
    
(3
)
    
(3
)
Rate-regulated adjustment
    
142
      
561
  
Net periodic pension cost
  
$
–
    
$
389
  

Pension service cost is recorded in operating expenses.  All other components of net periodic pension cost are recorded as other pension costs in other income (expenses).

Employer Contributions
 
The Company previously disclosed in its financial statements for the year ended December 31, 2024 that it did not expect to contribute to its pension plans in 2025.  For the three months ended March 31, 2025, no contributions have been made.  The Company does not expect to contribute any amounts in the final three quarters of 2025.