Derivatives - Narrative (Details) $ in Millions	3 Months Ended
Mar. 31, 2021 USD ($) swap	Mar. 31, 2020 USD ($)	Dec. 31, 2020 USD ($)
Derivative Instruments, Gain (Loss) [Line Items]
Carrying value of collateral received to support purchased call options	$ 363		$ 351
Cash Flow Hedges \| Designated as Hedging Instrument \| Interest rate swaps
Derivative Instruments, Gain (Loss) [Line Items]
Number of interest rate swaps designated and qualifying as a cash flow hedges \| swap	9
Derivative, notional amount	$ 1,600		1,630
Gain (loss) reclassified from AOCI into net investment income	9	$ 12
Collateral receivable related to interest rate swaps	10		2
Assets of discontinued annuity operations \| Cash Flow Hedges \| Designated as Hedging Instrument \| Interest rate swaps
Derivative Instruments, Gain (Loss) [Line Items]
Net derivatives, at fair value	$ 69		$ 102

Receivable for collateral posted related to swaps

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Amount of right to receive cash collateral under master netting arrangements that have not been offset against derivative liabilities.

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- Definition

Fair value of the assets less the liabilities of a derivative or group of derivatives.

+ References

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Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

+ References

No definition available.

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Nominal or face amount used to calculate payment on derivative.

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The amount of net gains or losses on interest rate cash flow hedges reclassified during the period to earnings from accumulated other comprehensive income upon the hedged transaction affecting earnings.

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Number of interest rate derivative instruments held by the entity at the reporting date.

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