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POLICY LIABILITIES - Additional Information (Detail) - USD ($) $ in Millions | 12 Months Ended
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Dec. 31, 2023 | Dec. 31, 2022 | Dec. 31, 2021
Liability for Future Policy Benefit, by Product Segment [Line Items] |  |  |
Effect of changes in discount rate assumptions during period, net of income taxes | $ (460) | $ 13,732 | $ 2,738

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- Definition Amount, after tax and reclassification adjustment, of unrealized gain (loss) from (increase) decrease in liability for future policy benefit from change in discount rate, attributable to parent. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Topic 810 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 1A -Subparagraph (c)(3) -Publisher FASB -URI https://asc.fasb.org//1943274/2147481203/810-10-50-1A Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Topic 810 -SubTopic 10 -Name Accounting Standards Codification -Section 45 -Paragraph 19 -Publisher FASB -URI https://asc.fasb.org//1943274/2147481231/810-10-45-19 Reference 3: http://www.xbrl.org/2003/role/disclosureRef -Topic 220 -SubTopic 10 -Name Accounting Standards Codification -Section 45 -Paragraph 10A -Subparagraph (m) -Publisher FASB -URI https://asc.fasb.org//1943274/2147482790/220-10-45-10A + Details
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