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v3.23.1

Fair Value - Rollforward of Level 3 assets and liabilities (Details) - Recurring - USD ($) $ in Millions | 3 Months Ended
--- | ---
Mar. 31, 2023 | Mar. 31, 2022
Other liabilities |  |  |
Fair Value, Liabilities Measured on Recurring Basis, Unobservable Input Reconciliation, Calculation [Roll Forward] |  |  |
Balance at beginning of period |  | $ (14) | $ (17)
Total gains or (losses) (realized/unrealized) - included in earnings | [1] | 0 | 0
Total gains or (losses) (realized/unrealized) - included in other comprehensive income |  | 0 | (1)
Purchases, issuances, sales and settlements |  |  |
Purchases |  | 0 | 0
Issuances |  | 0 | 0
Sales |  | 0 | 0
Settlements |  | 0 | 0
Transfers in and/or out of Level 3 |  | 0 | 0
Balance at end of period |  | (14) | (18)
Available for sale | Corporate bonds |  |  |
Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation, Calculation [Roll Forward] |  |  |
Balance at beginning of period |  | 121 | 0
Total gains or (losses) (realized/unrealized) - included in earnings | [1] | 1 | 0
Total gains or (losses) (realized/unrealized) - included in other comprehensive income |  | 0 | 0
Purchases, issuances, sales and settlements |  |  |
Purchases |  | 0 | 0
Issuances |  | 0 | 0
Sales |  | 0 | 0
Settlements |  | (53) | 0
Transfers in and/or out of Level 3 |  | 0 | 4
Balance at end of period |  | 69 | 4
Available for sale | Structured securities |  |  |
Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation, Calculation [Roll Forward] |  |  |
Balance at beginning of period | [2] | 0 | 3
Total gains or (losses) (realized/unrealized) - included in earnings | [1],[2] | 0 | 0
Total gains or (losses) (realized/unrealized) - included in other comprehensive income | [2] | 0 | 0
Purchases, issuances, sales and settlements |  |  |
Purchases | [2] | 0 | 0
Issuances | [2] | 0 | 0
Sales | [2] | 0 | 0
Settlements | [2] | 0 | 0
Transfers in and/or out of Level 3 | [2] | 0 | 0
Balance at end of period | [2] | 0 | 3
Fair value option | Other investments |  |  |
Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation, Calculation [Roll Forward] |  |  |
Balance at beginning of period |  | 33 | 28
Total gains or (losses) (realized/unrealized) - included in earnings | [1] | (1) | 0
Total gains or (losses) (realized/unrealized) - included in other comprehensive income |  | 0 | 0
Purchases, issuances, sales and settlements |  |  |
Purchases |  | 18 | 0
Issuances |  | 0 | 0
Sales |  | (4) | (2)
Settlements |  | 0 | (3)
Transfers in and/or out of Level 3 |  | 0 | 0
Balance at end of period |  | 46 | 23
Fair value option | Equity securities |  |  |
Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation, Calculation [Roll Forward] |  |  |
Balance at beginning of period |  | 4 | 5
Total gains or (losses) (realized/unrealized) - included in earnings | [1] | 0 | 0
Total gains or (losses) (realized/unrealized) - included in other comprehensive income |  | 0 | 0
Purchases, issuances, sales and settlements |  |  |
Purchases |  | 0 | 0
Issuances |  | 0 | 0
Sales |  | 0 | 0
Settlements |  | 0 | 0
Transfers in and/or out of Level 3 |  | 0 | 0
Balance at end of period |  | 4 | 5
Equity securities |  |  |
Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation, Calculation [Roll Forward] |  |  |
Balance at beginning of period |  | 4 | 3
Total gains or (losses) (realized/unrealized) - included in earnings | [1] | 0 | 0
Total gains or (losses) (realized/unrealized) - included in other comprehensive income |  | 0 | 0
Purchases, issuances, sales and settlements |  |  |
Purchases |  | 1 | 0
Issuances |  | 0 | 0
Sales |  | 0 | 0
Settlements |  | 0 | 0
Transfers in and/or out of Level 3 |  | 0 | 0
Balance at end of period |  | $ 5 | $ 3
[1] | Gains or losses were included in net realized gains (losses).
[2] | Includes asset backed securities, residential mortgage backed securities and commercial mortgage backed securities.

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- Definition Amount of gain (loss) recognized in income from asset measured at fair value on recurring basis using unobservable input (level 3). + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Topic 820 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 2 -Subparagraph (c)(1) -Publisher FASB -URI https://asc.fasb.org//1943274/2147482106/820-10-50-2 + Details
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