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v3.22.1

Employee Benefit Plans (Tables) | 3 Months Ended
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Mar. 31, 2022
Retirement Benefits [Abstract] |
Schedule of Net Benefit Costs | The components of net periodic expense were as follows (in thousands):
| Defined Benefit Pension Plan | Supplemental Non-qualified Defined Benefit Plans | Non-pension Defined Benefit Postretirement Healthcare Plan
Three Months Ended March 31, | 2022 | 2021 | 2022 | 2021 | 2022 | 2021
Service cost | $ | 982 |  | $ | 1,259 |  | $ | (392) |  | $ | 693 |  | $ | 492 |  | $ | 559 |
Interest cost | 2,705 |  | 2,328 |  | 208 |  | 177 |  | 321 |  | 265 |
Expected return on plan assets | (4,631) |  | (5,219) |  | — |  | — |  | (31) |  | (34) |
Net amortization of prior service costs | (17) |  | — |  | — |  | — |  | (72) |  | (109) |
Recognized net actuarial loss | 1,523 |  | 1,829 |  | 69 |  | 439 |  | 16 |  | 117 |
Net periodic expense (benefit) | $ | 562 |  | $ | 197 |  | $ | (115) |  | $ | 1,309 |  | $ | 726 |  | $ | 798 |
Schedule of Defined Benefit Plans Contributions | Contributions made in the first three months of 2022 and anticipated contributions for 2022 and 2023 are as follows (in thousands):
|  | Contributions Made | Additional Contributions | Contributions
|  | Three Months Ended March 31, 2022 | Anticipated for 2022 | Anticipated for 2023
Defined Benefit Pension Plan |  | $ | — |  | $ | 3,900 |  | $ | 3,200 |
Non-pension Defined Benefit Postretirement Healthcare Plan |  | $ | 1,276 |  | $ | 3,828 |  | $ | 4,761 |
Supplemental Non-qualified Defined Benefit and Defined Contribution Plans |  | $ | 539 |  | $ | 1,617 |  | $ | 2,215 |

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- Definition Schedule of Defined Benefit Plans Contributions for the current year and specific future years. + References No definition available. + Details
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- Definition Tabular disclosure of the components of net benefit costs for pension plans and/or other employee benefit plans including service cost, interest cost, expected return on plan assets, gain (loss), prior service cost or credit, transition asset or obligation, and gain (loss) recognized due to settlements or curtailments. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 715 -SubTopic 20 -Section 50 -Paragraph 1 -Subparagraph (h) -URI http://asc.fasb.org/extlink&oid=123447040&loc=d3e1928-114920 + Details
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