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Separate Account Balances and Changes (Details) - USD ($) $ in Millions	3 Months Ended		9 Months Ended
	Sep. 30, 2024	Sep. 30, 2023	Sep. 30, 2024	Sep. 30, 2023
Separate Account, Liability [Roll Forward]
Balance, beginning of period			$ 925
Balance, end of period	$ 943		943
Universal life
Separate Account, Liability [Roll Forward]
Balance, beginning of period	948	$ 911	925	$ 892
Interest credited before policy charges	10	11	31	31
Benefit payments	0	(3)	(3)	(6)
Other	(15)	(1)	(10)	1
Balance, end of period	943	918	943	918
Cash surrender value	$ 941	$ 912	$ 941	$ 912

X

- Definition

Separated Account, Liability, Increase (Decrease) from Interest Credited before Policy Charges

+ References

No definition available.

+ Details

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X

- Definition

Amount of cash outflow to separate account policyholder from benefit payment.

+ References

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-Topic 944
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-Section 55
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- Definition

Amount of separate account liability payable to policyholder upon surrender of contract before maturity.

+ References

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- Definition

Amount increase (decrease) in separate account liability from change, classified as other.

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- Definition

A roll forward is a reconciliation of a concept from the beginning of a period to the end of a period.

+ References

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- Definition

Amount of liability for variable contract in which all or portion of contract holder's funds is allocated to specific separate account and supported by assets held in separate account.

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