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Derivative Financial Instruments - Narrative (Details) - USD ($) $ in Millions | Mar. 31, 2023 | Dec. 31, 2022 | Mar. 31, 2022
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Other assets |  |  |
Derivative Instruments and Hedging Activities Disclosures [Line Items] |  |  |
Margin Deposit Assets | $ 3 | $ 49 |
Payables and other liabilities |  |  |
Derivative Instruments and Hedging Activities Disclosures [Line Items] |  |  |
Margin Deposit Liability | $ 8 |  | $ 1

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- Definition The amount of cash or securities placed with a broker or counterparty as security for a trading or derivatives securities position which was partially obtained with funds provided by the broker dealer. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02(17)) -URI https://asc.fasb.org/extlink&oid=120391452&loc=d3e13212-122682 + Details
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