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Investments (Credit Quality of Commercial Mortgage Loans) (Details) - USD ($) $ in Millions | Mar. 31, 2024 | Dec. 31, 2023
--- | --- | ---
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Mortgage Loans, Gross | $ 92,272 | $ 93,227
Commercial Mortgage Loans |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Financing Receivable, Year One, Originated, Current Fiscal Year | 959 |
Financing Receivable, Year Two, Originated, Fiscal Year before Current Fiscal Year | 2,962 |
Financing Receivable, Year Three, Originated, Two Years before Current Fiscal Year | 8,635 |
Financing Receivable, Year Four, Originated, Three Years before Current Fiscal Year | 7,275 |
Financing Receivable, Year Five, Originated, Four Years before Current Fiscal Year | 4,662 |
Financing Receivable, Originated, More than Five Years before Current Fiscal Year | 32,405 |
Financing Receivable, Revolving | 2,461 |
Mortgage Loans, Gross | $ 59,359 | $ 60,326
Loans Receivable Commercial Mortgage Percentage | 100.00% |
Commercial Mortgage Loans | Greater than 1.20x |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Financing Receivable, Year One, Originated, Current Fiscal Year | $ 904 |
Financing Receivable, Year Two, Originated, Fiscal Year before Current Fiscal Year | 2,149 |
Financing Receivable, Year Three, Originated, Two Years before Current Fiscal Year | 7,587 |
Financing Receivable, Year Four, Originated, Three Years before Current Fiscal Year | 6,682 |
Financing Receivable, Year Five, Originated, Four Years before Current Fiscal Year | 4,320 |
Financing Receivable, Originated, More than Five Years before Current Fiscal Year | 27,206 |
Financing Receivable, Revolving | 2,461 |
Mortgage Loans, Gross | $ 51,309 |
Loans Receivable Commercial Mortgage Percentage | 86.40% |
Commercial Mortgage Loans | 1.00x - 1.20x |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Financing Receivable, Year One, Originated, Current Fiscal Year | $ 55 |
Financing Receivable, Year Two, Originated, Fiscal Year before Current Fiscal Year | 544 |
Financing Receivable, Year Three, Originated, Two Years before Current Fiscal Year | 431 |
Financing Receivable, Year Four, Originated, Three Years before Current Fiscal Year | 593 |
Financing Receivable, Year Five, Originated, Four Years before Current Fiscal Year | 105 |
Financing Receivable, Originated, More than Five Years before Current Fiscal Year | 3,260 |
Financing Receivable, Revolving | 0 |
Mortgage Loans, Gross | $ 4,988 |
Loans Receivable Commercial Mortgage Percentage | 8.40% |
Commercial Mortgage Loans | Less than 1.00x |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Financing Receivable, Year One, Originated, Current Fiscal Year | $ 0 |
Financing Receivable, Year Two, Originated, Fiscal Year before Current Fiscal Year | 269 |
Financing Receivable, Year Three, Originated, Two Years before Current Fiscal Year | 617 |
Financing Receivable, Year Four, Originated, Three Years before Current Fiscal Year | 0 |
Financing Receivable, Year Five, Originated, Four Years before Current Fiscal Year | 237 |
Financing Receivable, Originated, More than Five Years before Current Fiscal Year | 1,939 |
Financing Receivable, Revolving | 0 |
Mortgage Loans, Gross | $ 3,062 |
Loans Receivable Commercial Mortgage Percentage | 5.20% |
Commercial Mortgage Loans | Less than 65% |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Financing Receivable, Year One, Originated, Current Fiscal Year | $ 936 |
Financing Receivable, Year Two, Originated, Fiscal Year before Current Fiscal Year | 2,519 |
Financing Receivable, Year Three, Originated, Two Years before Current Fiscal Year | 2,674 |
Financing Receivable, Year Four, Originated, Three Years before Current Fiscal Year | 3,227 |
Financing Receivable, Year Five, Originated, Four Years before Current Fiscal Year | 1,734 |
Financing Receivable, Originated, More than Five Years before Current Fiscal Year | 16,181 |
Financing Receivable, Revolving | 2,461 |
Mortgage Loans, Gross | $ 29,732 |
Loans Receivable Commercial Mortgage Percentage | 50.10% |
Commercial Mortgage Loans | 65% to 75% |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Financing Receivable, Year One, Originated, Current Fiscal Year | $ 22 |
Financing Receivable, Year Two, Originated, Fiscal Year before Current Fiscal Year | 362 |
Financing Receivable, Year Three, Originated, Two Years before Current Fiscal Year | 4,500 |
Financing Receivable, Year Four, Originated, Three Years before Current Fiscal Year | 2,781 |
Financing Receivable, Year Five, Originated, Four Years before Current Fiscal Year | 1,655 |
Financing Receivable, Originated, More than Five Years before Current Fiscal Year | 7,358 |
Financing Receivable, Revolving | 0 |
Mortgage Loans, Gross | $ 16,678 |
Loans Receivable Commercial Mortgage Percentage | 28.10% |
Commercial Mortgage Loans | 76% to 80% |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Financing Receivable, Year One, Originated, Current Fiscal Year | $ 0 |
Financing Receivable, Year Two, Originated, Fiscal Year before Current Fiscal Year | 15 |
Financing Receivable, Year Three, Originated, Two Years before Current Fiscal Year | 664 |
Financing Receivable, Year Four, Originated, Three Years before Current Fiscal Year | 289 |
Financing Receivable, Year Five, Originated, Four Years before Current Fiscal Year | 376 |
Financing Receivable, Originated, More than Five Years before Current Fiscal Year | 2,917 |
Financing Receivable, Revolving | 0 |
Mortgage Loans, Gross | $ 4,261 |
Loans Receivable Commercial Mortgage Percentage | 7.20% |
Commercial Mortgage Loans | Greater than 80% |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Financing Receivable, Year One, Originated, Current Fiscal Year | $ 1 |
Financing Receivable, Year Two, Originated, Fiscal Year before Current Fiscal Year | 66 |
Financing Receivable, Year Three, Originated, Two Years before Current Fiscal Year | 797 |
Financing Receivable, Year Four, Originated, Three Years before Current Fiscal Year | 978 |
Financing Receivable, Year Five, Originated, Four Years before Current Fiscal Year | 897 |
Financing Receivable, Originated, More than Five Years before Current Fiscal Year | 5,949 |
Financing Receivable, Revolving | 0 |
Mortgage Loans, Gross | $ 8,688 |
Loans Receivable Commercial Mortgage Percentage | 14.60% |

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- Definition Reflects the percentage of the gross carrying amount of unpaid loans issued to businesses to provide financing on existing land or a building, which, pursuant to terms of the underlying debt instrument, are secured at a minimum but possibly exclusively by that real property to the total for all commercial mortgage loans. Mortgages represent permanent financing, and are issued to replace previously existing mortgages or pay off acquisition, development and construction loans, or to provide cash to the borrower. + References No definition available. + Details
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