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Closed Block (Revenues and Expenses) (Details) - USD ($) $ in Millions | 3 Months Ended
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Mar. 31, 2024 | Mar. 31, 2023
Revenues |  |
Premiums | $ 218 | $ 235
Net investment income | 343 | 338
Net investment gains (losses) | (7) | 4
Net derivative gains (losses) | 5 | (2)
Total revenues | 559 | 575
Expenses |  |
Policyholder benefits and claims | 404 | 413
Policyholder dividends | 90 | 97
Other expenses | 20 | 22
Total expenses | 514 | 532
Revenues, net of expenses before provision for income tax expense (benefit) | 45 | 43
Provision for income tax expense (benefit) | 10 | 9
Revenues, net of expenses and provision for income tax expense (benefit) | $ 35 | $ 34

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- Definition Gains and losses realized for the period from the derivatives allocated to an insurance entity's segregated group of participating or dividend-paying policies and contracts (known as a closed block). + References No definition available. + Details
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- Definition Amount of benefits, claims and expenses that are related to an insurance entity's segregated group of participating or dividend-paying policies and contracts along with the assets allocated to them (known as a closed block). Includes, but is not limited to, death benefits, matured endowments, participating dividends, general expenses and deferred acquisition costs related to the closed block. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Name Accounting Standards Codification -Topic 944 -SubTopic 805 -Section 50 -Paragraph 3 -Subparagraph (b) -Publisher FASB -URI https://asc.fasb.org//1943274/2147479835/944-805-50-3 + Details
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- Definition The amount of income tax expense or benefit allocated to the operations of the closed block for the period. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Name Accounting Standards Codification -Topic 944 -SubTopic 805 -Section 50 -Paragraph 3 -Subparagraph (b) -Publisher FASB -URI https://asc.fasb.org//1943274/2147479835/944-805-50-3 + Details
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- Definition Income for the period from the investments allocated to an insurance entity's segregated group of participating or dividend-paying policies and contracts (known as a closed block), net of investment expenses, which are typically reported in a table of closed block operations. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Name Accounting Standards Codification -Topic 944 -SubTopic 805 -Section 50 -Paragraph 3 -Subparagraph (b)(5) -Publisher FASB -URI https://asc.fasb.org//1943274/2147479835/944-805-50-3 + Details
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- Definition Amount of net income (loss) from operations of the closed block. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Name Accounting Standards Codification -Topic 944 -SubTopic 805 -Section 50 -Paragraph 3 -Subparagraph (b) -Publisher FASB -URI https://asc.fasb.org//1943274/2147479835/944-805-50-3 + Details
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- Definition Amount of expense classified as other allocated to the closed block. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Name Accounting Standards Codification -Topic 944 -SubTopic 805 -Section 50 -Paragraph 3 -Subparagraph (b) -Publisher FASB -URI https://asc.fasb.org//1943274/2147479835/944-805-50-3 + Details
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- Definition An expense for the period for estimated policy claims in an insurance entity's segregated group of participating or dividend-paying policies and contracts along with the assets allocated to them (known as a closed block), as typically reported in a table of closed block operations as part of summarized financial data. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Topic 944 -SubTopic 805 -Name Accounting Standards Codification -Section 50 -Paragraph 3 -Subparagraph (b)(7) -Publisher FASB -URI https://asc.fasb.org//1943274/2147479835/944-805-50-3 + Details
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- Definition An expense for the period representing distributions paid or accrued for the segregated group of participating or dividend-paying policies and contracts along with the assets allocated to them (known as a closed block), which may be presented in a table of closed block operations as part of summarized financial data. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Name Accounting Standards Codification -Topic 944 -SubTopic 805 -Section 50 -Paragraph 3 -Subparagraph (b)(8) -Publisher FASB -URI https://asc.fasb.org//1943274/2147479835/944-805-50-3 + Details
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- Definition For the segregated group of participating or dividend-paying policies and contracts along with the assets allocated to them (known as a closed block), revenue for the period from insurance policy premiums; typically included in a table of closed block operations. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Name Accounting Standards Codification -Topic 944 -SubTopic 805 -Section 50 -Paragraph 3 -Subparagraph (b)(4) -Publisher FASB -URI https://asc.fasb.org//1943274/2147479835/944-805-50-3 + Details
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- Definition Gains and losses realized for the period from the investments allocated to an insurance entity's segregated group of participating or dividend-paying policies and contracts (known as a closed block). + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Name Accounting Standards Codification -Topic 944 -SubTopic 805 -Section 50 -Paragraph 3 -Subparagraph (b)(6) -Publisher FASB -URI https://asc.fasb.org//1943274/2147479835/944-805-50-3 + Details
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- Definition The revenues less expenses from operations of the closed block during the period, before income taxes allocated thereto. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Name Accounting Standards Codification -Topic 944 -SubTopic 805 -Section 50 -Paragraph 3 -Subparagraph (b) -Publisher FASB -URI https://asc.fasb.org//1943274/2147479835/944-805-50-3 + Details
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- Definition Total revenues from an insurance company's segregated group of participating or dividend-paying policies and contracts along with the assets allocated to them (known as a closed block). + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Name Accounting Standards Codification -Topic 944 -SubTopic 805 -Section 50 -Paragraph 3 -Subparagraph (b) -Publisher FASB -URI https://asc.fasb.org//1943274/2147479835/944-805-50-3 + Details
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