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Collateral Financing Arrangements Collateral Financing Arrangements (Tables)
12 Months Ended
Dec. 31, 2023
Secured Debt [Abstract]  
CFA Associated with Closed Block
Information related to the collateral financing arrangement associated with the closed block (See Note 10) was as follows at:
December 31,
20232022
(In millions)
Surplus notes outstanding (1)$637 $716 
Receivable from unaffiliated financial institution (1)$85 $93 
Pledged collateral (2)$10 $43 
Assets held in trust (2)$1,397 $1,369 
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(1)At carrying value.
(2)At estimated fair value.