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Policyholder Account Balances - Narrative (Details) - USD ($) $ in Billions | Dec. 31, 2024 | Dec. 31, 2023
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Funding Agreements Farmer Mac |  |
Federal Home Loan Bank, Advances, Branch of FHLB Bank [Line Items] |  |
Outstanding funding agreements to certain special purpose entities | $ 2.1 | $ 2.1
Carrying value of invested assets pledged as collateral | 2.2 | 2.2
Federal Home Loan Bank of New York |  |
Federal Home Loan Bank, Advances, Branch of FHLB Bank [Line Items] |  |
Federal Home Loan Bank amount of advances by branch for funding agreements | 14.2 | 14.6
Collateral pledged relating to obligations under funding agreements | $ 18.4 | $ 17.8

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- Definition Amount of advance from Federal Home Loan Bank (FHLBank). + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Topic 942 -SubTopic 470 -Name Accounting Standards Codification -Section 45 -Paragraph 1 -Publisher FASB -URI https://asc.fasb.org/1943274/2147478878/942-470-45-1 + Details
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- Definition Amount of the collateral pledged in support of federal home loan bank advances outstanding. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Topic 942 -SubTopic 470 -Name Accounting Standards Codification -Section 45 -Paragraph 1 -Publisher FASB -URI https://asc.fasb.org/1943274/2147478878/942-470-45-1 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Name Accounting Standards Codification -Topic 942 -SubTopic 470 -Section 50 -Paragraph 3 -Subparagraph (d) -Publisher FASB -URI https://asc.fasb.org/1943274/2147477734/942-470-50-3 + Details
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