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INVESTMENTS - Schedule of Aggregate Fair Value and Gross Unrealized Depreciation of Fixed Maturity Securities by Security Type (Details) - USD ($) $ in Millions | Mar. 31, 2025 | Dec. 31, 2024
--- | --- | ---
Fair Value |  |
Less than 12 months | $ 7,302 | $ 10,604
Greater than 12 months | 7,355 | 7,728
Total | 14,656 | 18,332
Gross Unrealized Depreciation |  |
Less than 12 months | (201) | (324)
Greater than 12 months | (720) | (833)
Total | (921) | (1,157)
No Recorded Allowance for Credit Losses |  |
Fair Value |  |
Less than 12 months | 7,284 | 10,587
Greater than 12 months | 7,355 | 7,728
Total | 14,639 | 18,315
Gross Unrealized Depreciation |  |
Less than 12 months | (200) | (323)
Greater than 12 months | (720) | (833)
Total | (920) | (1,156)
U.S. Treasury securities and obligations of U.S. government agencies and corporations |  |
Fair Value |  |
Less than 12 months | 118 | 80
Greater than 12 months | 345 | 398
Total | 464 | 478
Gross Unrealized Depreciation |  |
Less than 12 months | (4) | (1)
Greater than 12 months | (18) | (23)
Total | (22) | (24)
Obligations of U.S. states and political subdivisions |  |
Fair Value |  |
Less than 12 months | 9 | 9
Greater than 12 months | 37 | 40
Total | 47 | 48
Gross Unrealized Depreciation |  |
Less than 12 months | 0 | 0
Greater than 12 months | (5) | (5)
Total | (6) | (5)
Corporate Securities |  |
Fair Value |  |
Less than 12 months | 2,131 | 2,744
Greater than 12 months | 2,113 | 2,132
Total | 4,244 | 4,876
Gross Unrealized Depreciation |  |
Less than 12 months | (47) | (76)
Greater than 12 months | (199) | (221)
Total | (245) | (297)
Asset-backed Securities |  |
Fair Value |  |
Less than 12 months | 907 | 958
Greater than 12 months | 246 | 537
Total | 1,153 | 1,495
Gross Unrealized Depreciation |  |
Less than 12 months | (12) | (20)
Greater than 12 months | (10) | (19)
Total | (22) | (39)
Commercial |  |
Fair Value |  |
Less than 12 months | 41 | 53
Greater than 12 months | 763 | 757
Total | 803 | 810
Gross Unrealized Depreciation |  |
Less than 12 months | (2) | (3)
Greater than 12 months | (52) | (63)
Total | (54) | (66)
Agency Residential |  |
Fair Value |  |
Less than 12 months | 1,964 | 2,754
Greater than 12 months | 1,164 | 1,226
Total | 3,128 | 3,980
Gross Unrealized Depreciation |  |
Less than 12 months | (83) | (115)
Greater than 12 months | (137) | (172)
Total | (221) | (287)
Non-agency Residential |  |
Fair Value |  |
Less than 12 months | 299 | 654
Greater than 12 months | 25 | 25
Total | 324 | 678
Gross Unrealized Depreciation |  |
Less than 12 months | (4) | (11)
Greater than 12 months | 0 | 0
Total | (4) | (11)
Foreign government securities |  |
Fair Value |  |
Less than 12 months | 667 | 851
Greater than 12 months | 837 | 828
Total | 1,505 | 1,679
Gross Unrealized Depreciation |  |
Less than 12 months | (24) | (35)
Greater than 12 months | (106) | (112)
Total | (129) | (147)
Foreign corporate securities |  |
Fair Value |  |
Less than 12 months | 1,148 | 2,484
Greater than 12 months | 1,824 | 1,785
Total | 2,972 | 4,269
Gross Unrealized Depreciation |  |
Less than 12 months | (24) | (61)
Greater than 12 months | (192) | (218)
Total | (216) | (279)
Securities where an allowance for credit loss was recorded |  |
Fair Value |  |
Less than 12 months | 17 | 17
Greater than 12 months | 0 | 0
Total | 17 | 17
Gross Unrealized Depreciation |  |
Less than 12 months | (1) | (1)
Greater than 12 months | 0 | 0
Total | $ (2) | $ (1)

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