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Retirement Benefit obligations (Tables)
3 Months Ended
Mar. 31, 2024
Key Weighted Average Assumptions Used in Determining Benefit Plan Costs and Obligations

The following table includes the key weighted average assumptions used in determining the Company’s benefit plan costs and obligations:

 

Used to Determine Plan Costs

 

2024

 

 

2023

 

Discount Rate

 

 

5.00

%

 

 

5.25

%

Rate of Compensation Increase

 

 

3.00

%

 

 

3.00

%

Expected Long-term rate of return on plan assets

 

 

7.50

%

 

 

7.50

%

Components of Retirement Plan Costs

The following tables provide the components of the Company’s Retirement plan costs ($000’s):

 

 

Pension Plan

 

 

PBOP Plan

 

 

SERP

 

For the Three Months Ended March 31,

 

2024

 

 

2023

 

 

2024

 

 

2023

 

 

2024

 

 

2023

 

Service Cost

 

$

497

 

 

$

523

 

 

$

497

 

 

$

373

 

 

$

54

 

 

$

63

 

Interest Cost

 

 

1,886

 

 

 

1,870

 

 

 

817

 

 

 

725

 

 

 

181

 

 

 

188

 

Expected Return on Plan Assets

 

 

(2,649

)

 

 

(2,672

)

 

 

(969

)

 

 

(852

)

 

 

 

 

 

 

Prior Service Cost Amortization

 

 

81

 

 

 

89

 

 

 

 

 

 

198

 

 

 

2

 

 

 

14

 

Actuarial Loss Amortization

 

 

362

 

 

 

 

 

 

(219

)

 

 

(366

)

 

 

 

 

 

0

 

Sub-total

 

 

177

 

 

 

(190

)

 

 

126

 

 

 

78

 

 

 

237

 

 

 

265

 

Amounts Capitalized and Deferred

 

 

108

 

 

 

498

 

 

 

124

 

 

 

221

 

 

 

(73

)

 

 

(82

)

Net Periodic Benefit Cost Recognized

 

$

285

 

 

$

308

 

 

$

250

 

 

$

299

 

 

$

164

 

 

$

183