| Changes in and Reclassifications from Accumulated Other Comprehensive Income (Loss) |
15. Changes In and Reclassifications From Accumulated Other Comprehensive Income (Loss) | | | | | | | | | | | | | | | | | | | | | | | | | Changes in AOCI, Net of Tax for the Three Months Ended September 30, 2026 | | Changes in | | Net Unrealized Gain (Loss) on Fixed Maturities, AFS | Unrealized Losses on Fixed Maturities, AFS with ACL | Net Gain (Loss) on Cash Flow Hedging Instruments | Foreign Currency Translation Adjustments | Liability for Future Policy Benefits Adjustments | Pension and Other Postretirement Plan Adjustments | AOCI, net of tax | | Beginning balance | $ | (942) | | $ | (3) | | $ | (16) | | $ | 42 | | $ | 26 | | $ | (1,478) | | $ | (2,371) | | | | | | | | | | | | | | | | | | | OCI before reclassifications | (1,819) | | — | | (91) | | — | | 19 | | — | | (1,891) | | | Amounts reclassified from AOCI | 22 | | — | | (5) | | — | | — | | 11 | | 28 | | | OCI, before tax | (1,797) | | — | | (96) | | — | | 19 | | 11 | | (1,863) | | | Income tax benefit (expense) | 377 | | — | | 20 | | — | | (4) | | (2) | | 391 | | | OCI, net of tax | (1,420) | | — | | (76) | | — | | 15 | | 9 | | (1,472) | | | Ending balance | $ | (2,362) | | $ | (3) | | $ | (92) | | $ | 42 | | $ | 41 | | $ | (1,469) | | $ | (3,843) | |
| | | | | | | | | | | | | | | | | | | | | | | | | Changes in AOCI, Net of Tax for the Nine Months Ended September 30, 2026 | | Changes in | | Net Unrealized Gain (Loss) on Fixed Maturities, AFS | Unrealized Losses on Fixed Maturities, AFS with ACL | Net Gain (Loss) on Cash Flow Hedging Instruments | Foreign Currency Translation Adjustments | Liability for Future Policy Benefits Adjustments | Pension and Other Postretirement Plan Adjustments | AOCI, net of tax | | Beginning balance | $ | (641) | | $ | (3) | | $ | 16 | | $ | 42 | | $ | 24 | | $ | (1,495) | | $ | (2,057) | | | OCI before reclassifications | (2,238) | | — | | (124) | | — | | 22 | | 1 | | (2,339) | | | Amounts reclassified from AOCI | 60 | | — | | (13) | | — | | — | | 32 | | 79 | | | OCI, before tax | (2,178) | | — | | (137) | | — | | 22 | | 33 | | (2,260) | | | Income tax benefit (expense) | 457 | | — | | 29 | | — | | (5) | | (7) | | 474 | | | OCI, net of tax | (1,721) | | — | | (108) | | — | | 17 | | 26 | | (1,786) | | | Ending balance | $ | (2,362) | | $ | (3) | | $ | (92) | | $ | 42 | | $ | 41 | | $ | (1,469) | | $ | (3,843) | |
| | | | | | | | | | | | | Reclassifications from AOCI | | Three Months Ended September 30, 2026 | Nine Months Ended September 30, 2026 | Affected Line Item in the Condensed Consolidated Statement of Operations | | Net Unrealized Gain (Loss) on Fixed Maturities, AFS | | | | | Fixed Maturities, AFS | $ | (22) | | $ | (60) | | Net realized losses | | (22) | | (60) | | Total before tax | | (5) | | (13) | | Income tax expense | | $ | (17) | | $ | (47) | | Net income | | | | | | | | | | | | | | | | | | | | | | | | | | Net Gain (Loss) on Cash Flow Hedging Instruments | | | | | | | | | Interest rate swaps | $ | — | | $ | (1) | | Net investment income | | Interest rate swaps | 2 | | 6 | | Interest expense | | Foreign currency swaps | 3 | | 8 | | Net investment income | | | | | | 5 | | 13 | | Total before tax | | 1 | | 3 | | Income tax expense | | $ | 4 | | $ | 10 | | Net income | | Pension and Other Postretirement Plan Adjustments | | | | | Amortization of prior service credit | $ | 2 | | $ | 5 | | Insurance operating costs and other expenses | | Amortization of actuarial loss | (13) | | (37) | | Insurance operating costs and other expenses | | (11) | | (32) | | Total before tax | | (2) | | (7) | | Income tax expense | | $ | (9) | | $ | (25) | | Net income | | Total amounts reclassified from AOCI | $ | (22) | | $ | (62) | | Net income |
| | | | | | | | | | | | | | | | | | | | | | | | | Changes in AOCI, Net of Tax for the Three Months Ended September 30, 2025 | | Changes in | | Net Unrealized Gain (Loss) on Fixed Maturities, AFS | Unrealized Losses on Fixed Maturities, AFS with ACL | Net Gain (Loss) on Cash Flow Hedging Instruments | Foreign Currency Translation Adjustments | Liability for Future Policy Benefits Adjustments | Pension and Other Postretirement Plan Adjustments | AOCI, net of tax | | Beginning balance | $ | (1,029) | | $ | (5) | | $ | 6 | | $ | 45 | | $ | 29 | | $ | (1,430) | | $ | (2,384) | | | OCI before reclassifications | 451 | | 3 | | 14 | | (3) | | (9) | | — | | 456 | | | Amounts reclassified from AOCI | 21 | | — | | (3) | | — | | — | | 8 | | 26 | | | OCI, before tax | 472 | | 3 | | 11 | | (3) | | (9) | | 8 | | 482 | | | Income tax benefit (expense) | (99) | | (1) | | (2) | | 1 | | 2 | | (2) | | (101) | | | OCI, net of tax | 373 | | 2 | | 9 | | (2) | | (7) | | 6 | | 381 | | | Ending balance | $ | (656) | | $ | (3) | | $ | 15 | | $ | 43 | | $ | 22 | | $ | (1,424) | | $ | (2,003) | |
| | | | | | | | | | | | | | | | | | | | | | | | | Changes in AOCI, Net of Tax for the Nine Months Ended September 30, 2025 | | Changes in | | Net Unrealized Gain (Loss) on Fixed Maturities, AFS | Unrealized Losses on Fixed Maturities, AFS with ACL | Net Gain (Loss) on Cash Flow Hedging Instruments | Foreign Currency Translation Adjustments | Liability for Future Policy Benefits Adjustments | Pension and Other Postretirement Plan Adjustments | AOCI, net of tax | | Beginning balance | $ | (1,539) | | $ | (6) | | $ | 40 | | $ | 29 | | $ | 33 | | $ | (1,443) | | $ | (2,886) | | | OCI before reclassifications | 1,061 | | 4 | | (22) | | 18 | | (14) | | — | | 1,047 | | | Amounts reclassified from AOCI | 57 | | — | | (10) | | — | | — | | 24 | | 71 | | | OCI, before tax | 1,118 | | 4 | | (32) | | 18 | | (14) | | 24 | | 1,118 | | | Income tax benefit (expense) | (235) | | (1) | | 7 | | (4) | | 3 | | (5) | | (235) | | | OCI, net of tax | 883 | | 3 | | (25) | | 14 | | (11) | | 19 | | 883 | | | Ending balance | $ | (656) | | $ | (3) | | $ | 15 | | $ | 43 | | $ | 22 | | $ | (1,424) | | $ | (2,003) | |
| | | | | | | | | | | | | | Reclassifications from AOCI | | | Three Months Ended September 30, 2025 | Nine Months Ended September 30, 2025 | Affected Line Item in the Condensed Consolidated Statement of Operations | | | Net Unrealized Gain (Loss) on Fixed Maturities, AFS | | | | | | Fixed Maturities, AFS | $ | (21) | | $ | (57) | | Net realized losses | | | (21) | | (57) | | Total before tax | | | (4) | | (12) | | Income tax expense | | | | | | | | $ | (17) | | $ | (45) | | Net income | | | | | | | | | | | | | | | | | | | | | | | | | | | | Net Gain (Loss) on Cash Flow Hedging Instruments | | | | | | Interest rate swaps | $ | (3) | | $ | (7) | | Net investment income | | | Interest rate swaps | 3 | | 9 | | Interest expense | | | Foreign currency swaps | 3 | | 8 | | Net investment income | | | | | | | | | | | | | | | | | | 3 | | 10 | | Total before tax | | | 1 | | 2 | | Income tax expense | | | | | | | | $ | 2 | | $ | 8 | | Net income | | | Pension and Other Postretirement Plan Adjustments | | | | | | Amortization of prior service credit | $ | 2 | | $ | 5 | | Insurance operating costs and other expenses | | | Amortization of actuarial loss | (10) | | (29) | | Insurance operating costs and other expenses | | | (8) | | (24) | | Total before tax | | | (2) | | (5) | | Income tax expense | | | $ | (6) | | $ | (19) | | Net income | | | Total amounts reclassified from AOCI | $ | (21) | | $ | (56) | | Net income | |
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