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v3.22.2.2

Components of Retirement Plan Costs (Detail) - USD ($) $ in Thousands | 3 Months Ended | 9 Months Ended
--- | --- | ---
Sep. 30, 2022 | Sep. 30, 2021 | Sep. 30, 2022 | Sep. 30, 2021
Pension Plans |  |  |  |
Defined Benefit Plan Disclosure [Line Items] |  |  |  |
Service Cost | $ 792 | $ 868 | $ 2,374 | $ 2,604
Interest Cost | 1,372 | 1,250 | 4,114 | 3,752
Expected Return on Plan Assets | (2,722) | (2,422) | (8,162) | (7,268)
Prior Service Cost Amortization | 89 | 76 | 267 | 226
Actuarial Loss Amortization | 1,376 | 2,021 | 4,130 | 6,065
Sub-total | 907 | 1,793 | 2,723 | 5,379
Amounts Capitalized and Deferred | (345) | (944) | (810) | (2,544)
Net Periodic Benefit Cost Recognized | 562 | 849 | 1,913 | 2,835
Other Postretirement Benefit Plans, Defined Benefit |  |  |  |
Defined Benefit Plan Disclosure [Line Items] |  |  |  |
Service Cost | 723 | 759 | 2,167 | 2,275
Interest Cost | 798 | 685 | 2,396 | 2,055
Expected Return on Plan Assets | (853) | (627) | (2,561) | (1,881)
Prior Service Cost Amortization | 273 | 302 | 819 | 906
Actuarial Loss Amortization | 255 | 260 | 765 | 784
Sub-total | 1,196 | 1,379 | 3,586 | 4,139
Amounts Capitalized and Deferred | (655) | (904) | (1,788) | (2,358)
Net Periodic Benefit Cost Recognized | 541 | 475 | 1,798 | 1,781
Supplemental Employee Retirement Plans, Defined Benefit |  |  |  |
Defined Benefit Plan Disclosure [Line Items] |  |  |  |
Service Cost | 69 | 89 | 205 | 266
Interest Cost | 118 | 114 | 354 | 343
Prior Service Cost Amortization | 14 | 14 | 42 | 42
Actuarial Loss Amortization | 196 | 372 | 595 | 1,117
Sub-total | 397 | 589 | 1,196 | 1,768
Amounts Capitalized and Deferred | (117) | (178) | (354) | (534)
Net Periodic Benefit Cost Recognized | $ 280 | $ 411 | $ 842 | $ 1,234

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- Definition Amount of expected return (loss) recognized in net periodic benefit (cost) credit, calculated based on expected long-term rate of return and market-related value of plan assets of defined benefit plan. + References Reference 1: http://www.xbrl.org/2003/role/exampleRef -Publisher FASB -Name Accounting Standards Codification -Topic 715 -SubTopic 20 -Section 55 -Paragraph 17 -URI https://asc.fasb.org/extlink&oid=123450688&loc=d3e4179-114921 Reference 2: http://www.xbrl.org/2003/role/exampleRef -Publisher FASB -Name Accounting Standards Codification -Topic 715 -SubTopic 20 -Section 55 -Paragraph 18 -URI https://asc.fasb.org/extlink&oid=123450688&loc=d3e4587-114921 Reference 3: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 715 -SubTopic 20 -Section 50 -Paragraph 1 -Subparagraph (h)(3) -URI https://asc.fasb.org/extlink&oid=123447040&loc=d3e1928-114920 Reference 4: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 715 -SubTopic 20 -Section 45 -Paragraph 3A -Subparagraph (b) -URI https://asc.fasb.org/extlink&oid=123453770&loc=SL108413299-114919 Reference 5: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 715 -SubTopic 20 -Section 50 -Paragraph 6 -Subparagraph (a)(3) -URI https://asc.fasb.org/extlink&oid=123447040&loc=d3e2709-114920 + Details
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