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Other Comprehensive Income (Loss) and Accumulated Other Comprehensive Income | 9 Months Ended
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Sep. 30, 2022
Statement of Comprehensive Income [Abstract] |
Other Comprehensive Income (Loss) and Accumulated Other Comprehensive Income | Other Comprehensive Income (Loss) and Accumulated Other Comprehensive Income (Loss) The tables below display the changes in Accumulated Other Comprehensive Income (Loss) by component for the nine months ended September 30, 2022 and 2021.
(Dollars in Millions) |  | Net Unrealized Gains (Losses) on Other Investments |  | Net Unrealized Gains (Losses) on Investments with an Allowance for Credit Losses |  | Net Unrecognized Postretirement Benefit Costs |  | Gain (Loss) on Cash Flow Hedges |  | Total
Balance as of January 1, 2022 |  | 505.8 |  |  | (3.7) |  |  | (52.1) |  |  | (1.9) |  |  | 448.1 |
Other Comprehensive Income (Loss) Before Reclassifications |  | (1,281.0) |  |  | (1.0) |  |  | — |  |  | 4.7 |  |  | (1,277.3) |
Amounts Reclassified from Accumulated Other Comprehensive Income (Loss) Net of Tax (Expense) Benefit of $4.5, $—, $—, $— and $4.5 |  | (17.2) |  |  | — |  |  | (0.2) |  |  | — |  |  | (17.4) |
Other Comprehensive Income (Loss) Net of Tax (Expense) Benefit of $345.0, $0.3, $0.1, $(1.2) and $344.2 |  | (1,298.2) |  |  | (1.0) |  |  | (0.2) |  |  | 4.7 |  |  | (1,294.7) |
Balance as of September 30, 2022 |  | (792.4) |  |  | (4.7) |  |  | (52.3) |  |  | 2.8 |  |  | (846.6) |
Note 11 - Other Comprehensive Income (Loss) and Accumulated Other Comprehensive Income (Loss) (Continued)
(Dollars in Millions) |  | Net Unrealized Gains (Losses) on Other Investments |  | Net Unrealized Gains (Losses) on Investments with an Allowance for Credit Losses |  | Net Unrecognized Postretirement Benefit Costs |  | Gain (Loss) on Cash Flow Hedges |  | Total
Balance as of January 1, 2021 |  | 730.6 |  |  | (2.1) |  |  | (45.7) |  |  | (2.3) |  |  | 680.5 |
Other Comprehensive Income (Loss) Before Reclassifications |  | (172.8) |  |  | (1.5) |  |  | — |  |  | — |  |  | (174.3) |
Amounts Reclassified from Accumulated Other Comprehensive Income (Loss) Net of Tax (Expense) Benefit of $7.4, $—, $0.5, $(0.1) and $7.8 |  | (27.8) |  |  | — |  |  | 0.7 |  |  | 0.3 |  |  | (26.8) |
Other Comprehensive Income (Loss) Net of Tax (Expense) Benefit of $53.4, $0.4, $0.5, $(0.1) and $54.2 |  | (200.6) |  |  | (1.5) |  |  | 0.7 |  |  | 0.3 |  |  | (201.1) |
Balance as of September 30, 2021 |  | 530.0 |  |  | (3.6) |  |  | (45.0) |  |  | (2.0) |  |  | 479.4 |
The tables below display the changes in Accumulated Other Comprehensive Income (Loss) by component for the three months ended September 30, 2022 and 2021.
(Dollars in Millions) |  | Net Unrealized Gains (Losses) on Other Investments |  | Net Unrealized Gains (Losses) on Investments with an Allowance for Credit Losses |  | Net Unrecognized Postretirement Benefit Costs |  | Gain (Loss) on Cash Flow Hedges |  | Total
Balance as of June 30, 2022 |  | (467.3) |  |  | (4.1) |  |  | (52.2) |  |  | 2.8 |  |  | (520.8) |
Other Comprehensive Income (Loss) Before Reclassifications |  | (309.0) |  |  | (0.6) |  |  | — |  |  | — |  |  | (309.6) |
Amounts Reclassified from Accumulated Other Comprehensive Income (Loss) Net of Tax (Expense) Benefit of $4.3, $—, $—, $— and $4.3 |  | (16.1) |  |  | — |  |  | (0.1) |  |  | — |  |  | (16.2) |
Other Comprehensive Income (Loss) Net of Tax (Expense) Benefit of $86.4, $0.2, $0.1, $— and $86.7 |  | (325.1) |  |  | (0.6) |  |  | (0.1) |  |  | — |  |  | (325.8) |
Balance as of September 30, 2022 |  | (792.4) |  |  | (4.7) |  |  | (52.3) |  |  | 2.8 |  |  | (846.6) |
Note 11 - Other Comprehensive Income (Loss) and Accumulated Other Comprehensive Income (Loss) (Continued)
(Dollars in Millions) |  | Net Unrealized Gains (Losses) on Other Investments |  | Net Unrealized Gains (Losses) on Investments with an Allowance for Credit Losses |  | Net Unrecognized Postretirement Benefit Costs |  | Gain (Loss) on Cash Flow Hedges |  | Total
Balance as of June 30, 2021 |  | 594.0 |  |  | (4.0) |  |  | (44.9) |  |  | (2.1) |  |  | 543.0 |
Other Comprehensive Income (Loss) Before Reclassifications |  | (56.5) |  |  | 0.4 |  |  | — |  |  | — |  |  | (56.1) |
Amounts Reclassified from Accumulated Other Comprehensive Income (Loss) Net of Tax (Expense) Benefit of $2.0, $—,$0.1, $(0.1) and $2.0 |  | (7.5) |  |  | — |  |  | (0.1) |  |  | 0.1 |  |  | (7.5) |
Other Comprehensive Income (Loss) Net of Tax (Expense) Benefit of $16.8, $(0.1), $0.1, $(0.1) and $16.7 |  | (64.0) |  |  | 0.4 |  |  | (0.1) |  |  | 0.1 |  |  | (63.6) |
Balance as of September 30, 2021 |  | 530.0 |  |  | (3.6) |  |  | (45.0) |  |  | (2.0) |  |  | 479.4 |
Amounts reclassified from Accumulated Other Comprehensive Income (Loss) shown above are reported in Net Income (Loss) as follows:
Components of AOCI | Consolidated Statements of Income Line Item Affected by Reclassifications
Net Unrealized Gains (Losses) on Other Investments and Net Unrealized Gains (Losses) on Investments with an Allowance for Credit Losses | Net Realized Investment Gains (Losses) and Impairment Losses
Net Unrecognized Postretirement Benefit Costs | Policyholders’ Benefits and Incurred Losses and Loss Adjustment Expenses, Insurance Expenses, and Interest and Other Expenses
Gain (Loss) on Cash Flow Hedges | Interest and Other Expenses

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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://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 220 -URI https://asc.fasb.org/topic&trid=2134417 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 220 -SubTopic 10 -Section S99 -Paragraph 2 -Subparagraph (SX 210.5-03(21)) -URI https://asc.fasb.org/extlink&oid=126953954&loc=SL114868664-224227 Reference 3: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 942 -SubTopic 220 -Section S99 -Paragraph 1 -Subparagraph (SX 210.9-04(23)) -URI https://asc.fasb.org/extlink&oid=120399700&loc=SL114874048-224260 Reference 4: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 944 -SubTopic 220 -Section S99 -Paragraph 1 -Subparagraph (SX 210.7-04(19)) -URI https://asc.fasb.org/extlink&oid=120400993&loc=SL114874131-224263 + Details
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