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Accumulated Other Comprehensive Income (Loss) | 9 Months Ended
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Sep. 30, 2023
Equity [Abstract] |
Accumulated Other Comprehensive Income (Loss) | Accumulated Other Comprehensive Income The following table summarizes the changes in AOCI by component for the:
| Three Months Ended September 30
| 2023 |  | 2022
| Unrealized Gains (Losses) on AFS Securities |  |  |  | Defined Benefit Pension Plan |  | Total |  | Unrealized Gains (Losses) on AFS Securities |  |  |  | Defined Benefit Pension Plan |  | Total
Balance, July 1 | $ | (35,051) |  |  |  |  | $ | (1,366) |  |  | $ | (36,417) |  |  | $ | (22,826) |  |  |  |  | $ | (2,014) |  |  | $ | (24,840) |
OCI before reclassifications | (6,708) |  |  |  |  | — |  |  | (6,708) |  |  | (22,815) |  |  |  |  | — |  |  | (22,815) |
Amounts reclassified from AOCI | — |  |  |  |  | — |  |  | — |  |  | — |  |  |  |  | — |  |  | — |
Subtotal | (6,708) |  |  |  |  | — |  |  | (6,708) |  |  | (22,815) |  |  |  |  | — |  |  | (22,815) |
Tax effect | 1,394 |  |  |  |  | — |  |  | 1,394 |  |  | 4,788 |  |  |  |  | — |  |  | 4,788 |
OCI, net of tax | (5,314) |  |  |  |  | — |  |  | (5,314) |  |  | (18,027) |  |  |  |  | — |  |  | (18,027) |
Balance, September 30 | $ | (40,365) |  |  |  |  | $ | (1,366) |  |  | $ | (41,731) |  |  | $ | (40,853) |  |  |  |  | $ | (2,014) |  |  | $ | (42,867) |
| Nine Months Ended September 30
| 2023 |  | 2022
| Unrealized Gains (Losses) on AFS Securities |  | Defined Benefit Pension Plan |  | Total |  | Unrealized Gains (Losses) on AFS Securities |  | Defined Benefit Pension Plan |  | Total
Balance, January 1 | $ | (35,828) |  |  | $ | (1,366) |  |  | $ | (37,194) |  |  | $ | 3,873 |  |  | $ | (2,014) |  |  | $ | 1,859 |
OCI before reclassifications | (5,736) |  |  | — |  |  | (5,736) |  |  | (56,413) |  |  | — |  |  | (56,413) |
Amounts reclassified from AOCI | (67) |  |  | — |  |  | (67) |  |  | — |  |  | — |  |  | — |
Subtotal | (5,803) |  |  | — |  |  | (5,803) |  |  | (56,413) |  |  | — |  |  | (56,413) |
Tax effect | 1,266 |  |  | — |  |  | 1,266 |  |  | 11,687 |  |  | — |  |  | 11,687 |
OCI, net of tax | (4,537) |  |  | — |  |  | (4,537) |  |  | (44,726) |  |  | — |  |  | (44,726) |
Balance, September 30 | $ | (40,365) |  |  | $ | (1,366) |  |  | $ | (41,731) |  |  | $ | (40,853) |  |  | $ | (2,014) |  |  | $ | (42,867) |
Included in OCI for the three and nine-month periods ended September 30, 2023 and 2022 are changes in unrealized gains and losses related to certain auction rate money market preferred stocks. These investments, for federal income tax purposes, have no deferred federal income taxes related to unrealized gains or losses given the nature of the investments. A summary of the components of unrealized gains on AFS securities included in OCI follows for the:
| Three Months Ended September 30
| 2023 |  | 2022
| Auction Rate Money Market Preferred Stocks |  | All Other AFS Securities |  | Total |  | Auction Rate Money Market Preferred Stocks |  | All Other AFS Securities |  | Total
Unrealized gains (losses) arising during the period | $ | (67) |  |  | $ | (6,641) |  |  | $ | (6,708) |  |  | $ | (18) |  |  | $ | (22,797) |  |  | $ | (22,815) |
Reclassification adjustment for net (gains) losses included in net income | — |  |  | — |  |  | — |  |  | — |  |  | — |  |  | — |
Net unrealized gains (losses) | (67) |  |  | (6,641) |  |  | (6,708) |  |  | (18) |  |  | (22,797) |  |  | (22,815) |
Tax effect | — |  |  | 1,394 |  |  | 1,394 |  |  | — |  |  | 4,788 |  |  | 4,788 |
Unrealized gains (losses), net of tax | $ | (67) |  |  | $ | (5,247) |  |  | $ | (5,314) |  |  | $ | (18) |  |  | $ | (18,009) |  |  | $ | (18,027) |
| Nine Months Ended September 30
| 2023 |  | 2022
| Auction Rate Money Market Preferred Stocks |  | All Other AFS Securities |  | Total |  | Auction Rate Money Market Preferred Stocks |  | All Other AFS Securities |  | Total
Unrealized gains (losses) arising during the period | $ | 228 |  |  | $ | (5,964) |  |  | $ | (5,736) |  |  | $ | (763) |  |  | $ | (55,650) |  |  | $ | (56,413) |
Reclassification adjustment for net (gains) losses included in net income | — |  |  | (67) |  |  | (67) |  |  | — |  |  | — |  |  | — |
Net unrealized gains (losses) | 228 |  |  | (6,031) |  |  | (5,803) |  |  | (763) |  |  | (55,650) |  |  | (56,413) |
Tax effect | — |  |  | 1,266 |  |  | 1,266 |  |  | — |  |  | 11,687 |  |  | 11,687 |
Unrealized gains (losses), net of tax | $ | 228 |  |  | $ | (4,765) |  |  | $ | (4,537) |  |  | $ | (763) |  |  | $ | (43,963) |  |  | $ | (44,726) |

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- Definition The entire disclosure for comprehensive income, which includes, but is not limited to, 1) the amount of income tax expense or benefit allocated to each component of other comprehensive income, including reclassification adjustments, 2) the reclassification adjustments for each classification of other comprehensive income and 3) the ending accumulated balances for each component of comprehensive income. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Topic 944 -SubTopic 220 -Name Accounting Standards Codification -Section S99 -Paragraph 1 -Subparagraph (SX 210.7-04(19)) -Publisher FASB -URI https://asc.fasb.org//1943274/2147483586/944-220-S99-1 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Topic 220 -SubTopic 10 -Name Accounting Standards Codification -Section S99 -Paragraph 2 -Subparagraph (SX 210.5-03(21)) -Publisher FASB -URI https://asc.fasb.org//1943274/2147483621/220-10-S99-2 Reference 3: http://www.xbrl.org/2003/role/disclosureRef -Topic 942 -SubTopic 220 -Name Accounting Standards Codification -Section S99 -Paragraph 1 -Subparagraph (SX 210.9-04(23)) -Publisher FASB -URI https://asc.fasb.org//1943274/2147483589/942-220-S99-1 Reference 4: http://fasb.org/us-gaap/role/ref/legacyRef -Topic 220 -Name Accounting Standards Codification -Publisher FASB -URI https://asc.fasb.org//220/tableOfContent + Details
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