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Schedule III - Supplementary Insurance Information (Details) - USD ($) $ in Millions | 12 Months Ended |
--- | --- | ---
Dec. 31, 2023 | Dec. 31, 2022 | Dec. 31, 2021 | Dec. 31, 2020
Supplementary Insurance Information |  |  |  |
Deferred acquisition costs | $ 3,950.5 | $ 3,948.0 |  | $ 3,822.3
Market risk benefit asset | 153.4 | 109.2 |  |
Future policy benefits and claims | 46,826.5 | 43,314.0 |  |
Contractholder and other policyholder funds | 42,417.9 | 43,736.8 |  |
Market risk benefit liability | 133.2 | 207.4 |  |
Premiums and other considerations | 6,470.9 | 5,339.7 | $ 4,841.5 |
Net investment income | 4,091.9 | 3,838.5 | 4,429.6 |
Benefits, claims and settlement expenses | 7,788.2 | 6,631.3 | 7,258.2 |
Liability for future policy benefit remeasurement (gain) loss | (51.6) | (264.5) | (4.4) |
Market risk benefit remeasurement (gain) loss | 29.1 | 125.3 | 98.3 |
Amortization of deferred acquisition costs | 389.8 | 386.9 | 373.4 |
Other operating expenses | 4,682.3 | 4,575.3 | 4,696.6 |
Retirement and Income Solutions |  |  |  |
Supplementary Insurance Information |  |  |  |
Deferred acquisition costs | 918.9 | 930.0 |  | 964.4
Market risk benefit asset | 153.4 | 109.2 |  |
Future policy benefits and claims | 29,161.9 | 26,651.8 |  |
Contractholder and other policyholder funds | 34,399.6 | 35,338.0 |  |
Market risk benefit liability | 111.9 | 181.4 |  |
Premiums and other considerations | 2,935.0 | 1,959.7 | 1,883.6 |
Net investment income | 2,674.3 | 2,252.2 | 2,674.4 |
Benefits, claims and settlement expenses | 4,653.5 | 3,328.1 | 3,547.3 |
Liability for future policy benefit remeasurement (gain) loss | (68.5) | (14.9) | (3.8) |
Market risk benefit remeasurement (gain) loss | 33.7 | 131.2 | 114.1 |
Amortization of deferred acquisition costs | 95.8 | 101.0 | 107.1 |
Other operating expenses | 1,590.7 | 1,601.4 | 1,712.6 |
Principal Asset Management |  |  |  |
Supplementary Insurance Information |  |  |  |
Deferred acquisition costs | 7.7 | 8.8 |  |
Future policy benefits and claims | 4,595.6 | 5,043.8 |  |
Contractholder and other policyholder funds | 507.8 | 915.2 |  |
Market risk benefit liability | 21.3 | 26.0 |  |
Premiums and other considerations | 29.0 | 77.7 | 127.5 |
Net investment income | 628.6 | 840.6 | 659.1 |
Benefits, claims and settlement expenses | 477.6 | 725.9 | 636.4 |
Liability for future policy benefit remeasurement (gain) loss | 0.9 | (4.7) | (4.9) |
Market risk benefit remeasurement (gain) loss | (4.6) | (5.9) | (15.8) |
Amortization of deferred acquisition costs | 1.1 | 1.1 | 1.2 |
Other operating expenses | 1,544.2 | 1,502.1 | 1,570.7 |
Benefits and Protection |  |  |  |
Supplementary Insurance Information |  |  |  |
Deferred acquisition costs | 3,023.9 | 3,009.2 |  | $ 2,857.9
Future policy benefits and claims | 12,888.3 | 11,411.6 |  |
Contractholder and other policyholder funds | 7,870.8 | 7,844.2 |  |
Premiums and other considerations | 3,521.4 | 3,306.5 | 2,830.4 |
Net investment income | 549.5 | 564.2 | 917.1 |
Benefits, claims and settlement expenses | 2,647.7 | 2,553.7 | 3,069.3 |
Liability for future policy benefit remeasurement (gain) loss | 16.0 | (244.9) | 4.3 |
Amortization of deferred acquisition costs | 292.9 | 284.8 | 265.1 |
Other operating expenses | 1,088.0 | 1,027.5 | 996.4 |
Corporate |  |  |  |
Supplementary Insurance Information |  |  |  |
Future policy benefits and claims | 180.7 | 206.8 |  |
Contractholder and other policyholder funds | (360.3) | (360.6) |  |
Premiums and other considerations | (14.5) | (4.2) |  |
Net investment income | 239.5 | 181.5 | 179.0 |
Benefits, claims and settlement expenses | 9.4 | 23.6 | 5.2 |
Other operating expenses | $ 459.4 | $ 444.3 | $ 416.9 |

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