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MRBs - Summary of Balances of Changes in Net MRB (Assets) Liabilities (Details) - USD ($) $ in Millions | 3 Months Ended
--- | ---
Mar. 31, 2024 | Mar. 31, 2023
Market Risk Benefit [Roll Forward] |  |
Balance as of beginning-of-year | $ (2,178) |
Balance as of end-of-period | (3,612) |
Variable Annuities |  |
Market Risk Benefit [Roll Forward] |  |
Balance as of beginning-of-year | (2,180) | $ (662)
Balance as of beginning-of-period, before the effect of changes in non-performance risk | (881) | 1,511
Issuances | 3 | 1
Attributed fees collected | 380 | 379
Benefit payments | (11) | (19)
Effect of changes in interest rates | (1,081) | 1,406
Effect of changes in equity markets | (1,343) | (1,029)
Effect of changes in equity index volatility | 4 | (286)
In-force updates and other changes in MRBs | 51 | 76
Balance as of end-of-year, before the effect of changes in non-performance risk | (2,878) | 2,039
Effect of cumulative changes in non-performance risk | (726) | (3,451)
Balance as of end-of-period | (3,604) | (1,412)
Less: ceded MRB assets (liabilities) | (358) | (246)
Balance as of end-of-period, net of reinsurance | $ (3,246) | $ (1,166)
Weighted-average age of policyholders (years) | 72 years | 71 years
Net amount at risk | $ 2,056 | $ 6,268
Variable Annuities | Cumulative Effect, Period of Adoption, Adjustment |  |
Market Risk Benefit [Roll Forward] |  |
Balance as of beginning-of-year | (1,299) | (2,173)
Fixed Annuities |  |
Market Risk Benefit [Roll Forward] |  |
Balance as of beginning-of-year | 32 | (45)
Balance as of beginning-of-period, before the effect of changes in non-performance risk | 90 | (5)
Issuances | 0 | 0
Attributed fees collected | 9 | 9
Benefit payments | 0 | 0
Effect of changes in interest rates | (17) | 31
Effect of changes in equity markets | (11) | (2)
Effect of changes in equity index volatility | (2) | 0
In-force updates and other changes in MRBs | 1 | 1
Balance as of end-of-year, before the effect of changes in non-performance risk | 70 | 34
Effect of cumulative changes in non-performance risk | (43) | (65)
Balance as of end-of-period | 27 | (31)
Less: ceded MRB assets (liabilities) | 0 | 0
Balance as of end-of-period, net of reinsurance | $ 27 | $ (31)
Weighted-average age of policyholders (years) | 69 years | 68 years
Net amount at risk | $ 210 | $ 192
Fixed Annuities | Cumulative Effect, Period of Adoption, Adjustment |  |
Market Risk Benefit [Roll Forward] |  |
Balance as of beginning-of-year | (58) | (40)
Retirement Plan Services |  |
Market Risk Benefit [Roll Forward] |  |
Balance as of beginning-of-year | (30) | (22)
Balance as of beginning-of-period, before the effect of changes in non-performance risk | (26) | (20)
Issuances | 0 | 0
Attributed fees collected | 2 | 2
Benefit payments | 0 | 0
Effect of changes in interest rates | (6) | 5
Effect of changes in equity markets | (4) | (6)
Effect of changes in equity index volatility | 0 | (2)
In-force updates and other changes in MRBs | 1 | 0
Balance as of end-of-year, before the effect of changes in non-performance risk | (33) | (21)
Effect of cumulative changes in non-performance risk | (2) | (5)
Balance as of end-of-period | (35) | (26)
Less: ceded MRB assets (liabilities) | 0 | 0
Balance as of end-of-period, net of reinsurance | $ (35) | $ (26)
Weighted-average age of policyholders (years) | 63 years | 63 years
Net amount at risk | $ 3 | $ 9
Retirement Plan Services | Cumulative Effect, Period of Adoption, Adjustment |  |
Market Risk Benefit [Roll Forward] |  |
Balance as of beginning-of-year | $ (4) | $ (2)

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- Definition Amount, before tax, of accumulated other comprehensive income (loss) (AOCI) from (increase) decrease in instrument-specific credit risk on contract or contract feature in long-duration contract issued by insurance entity protecting contract holder from other-than-nominal capital market risk and exposing insurance entity to other-than-nominal capital market risk. + References Reference 1: http://www.xbrl.org/2003/role/exampleRef -Topic 944 -SubTopic 40 -Name Accounting Standards Codification -Section 55 -Paragraph 29G -Publisher FASB -URI https://asc.fasb.org//1943274/2147480046/944-40-55-29G Reference 2: http://www.xbrl.org/2009/role/commonPracticeRef -Topic 944 -SubTopic 40 -Name Accounting Standards Codification -Section 65 -Paragraph 2 -Subparagraph (h)(1) -Publisher FASB -URI https://asc.fasb.org//1943274/2147480016/944-40-65-2 Reference 3: http://www.xbrl.org/2009/role/commonPracticeRef -Topic 944 -SubTopic 40 -Name Accounting Standards Codification -Section 50 -Paragraph 7B -Subparagraph (a) -Publisher FASB -URI https://asc.fasb.org//1943274/2147480081/944-40-50-7B Reference 4: http://www.xbrl.org/2003/role/exampleRef -Topic 944 -SubTopic 40 -Name Accounting Standards Codification -Section 55 -Paragraph 13K -Subparagraph (k) -Publisher FASB -URI https://asc.fasb.org//1943274/2147480046/944-40-55-13K + Details
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- Definition Amount of guaranteed benefit in excess of current account balance of contract or contract feature in long-duration contract issued by insurance entity that both protects contract holder from other-than-nominal capital market risk and exposes insurance entity to other-than-nominal capital market risk. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Topic 944 -SubTopic 40 -Name Accounting Standards Codification -Section 50 -Paragraph 7B -Subparagraph (b) -Publisher FASB -URI https://asc.fasb.org//1943274/2147480081/944-40-50-7B + Details
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