v3.26.1
Equity (Components of Accumulated Other Comprehensive Income (Loss)) (Details) - USD ($)
$ in Millions
 3 Months Ended 6 Months Ended
Jun. 30, 2026
Jun. 30, 2025
Jun. 30, 2026
Jun. 30, 2025
Accumulated Other Comprehensive Income (Loss) [Line Items]        
Beginning Balance $ 5,628 $ 5,304 $ 6,833 $ 5,024
OCI before reclassifications 36 515 (532) 1,259
Deferred income tax benefit (expense) (3) (8) (109) 111 (265)
AOCI before reclassifications, net of income tax (4,128) (4,264) (4,150) (4,284)
Amounts reclassified from AOCI 4 9 31 35
Deferred income tax benefit (expense) (3) (2) (2) (7) (8)
Amounts reclassified from AOCI, net of income tax 2 7 24 27
Ending Balance 6,615 5,738 6,615 5,738
Unrealized Investment Gains (Losses), Net of Related Offsets (1)        
Accumulated Other Comprehensive Income (Loss) [Line Items]        
Beginning Balance (4,262) (4,379) (3,517) (5,137)
OCI before reclassifications 100 512 (868) 1,440
Deferred income tax benefit (expense) (3) (21) (108) 182 (302)
AOCI before reclassifications, net of income tax (4,183) (3,975) (4,203) (3,999)
Amounts reclassified from AOCI 6 8 31 39
Deferred income tax benefit (expense) (3) (2) (1) (7) (8)
Amounts reclassified from AOCI, net of income tax 4 7 24 31
Ending Balance (4,179) (3,968) (4,179) (3,968)
Unrealized Gains (Losses) on Derivatives        
Accumulated Other Comprehensive Income (Loss) [Line Items]        
Beginning Balance 255 352 177 371
OCI before reclassifications (55) (256) 43 (273)
Deferred income tax benefit (expense) (3) 12 53 (9) 57
AOCI before reclassifications, net of income tax 212 149 211 155
Amounts reclassified from AOCI (4) 0 (3) (7)
Deferred income tax benefit (expense) (3) 1 0 1 1
Amounts reclassified from AOCI, net of income tax (3) 0 (2) (6)
Ending Balance 209 149 209 149
Changes in Nonperformance Risk on Market Risk Benefits        
Accumulated Other Comprehensive Income (Loss) [Line Items]        
Beginning Balance (1,168) (1,625) (1,255) (1,603)
OCI before reclassifications 14 279 124 252
Deferred income tax benefit (expense) (3) (3) (58) (26) (53)
AOCI before reclassifications, net of income tax (1,157) (1,404) (1,157) (1,404)
Amounts reclassified from AOCI 0 0 0 0
Deferred income tax benefit (expense) (3) 0 0 0 0
Amounts reclassified from AOCI, net of income tax 0 0 0 0
Ending Balance (1,157) (1,404) (1,157) (1,404)
Changes in Discount Rates on the Liability for Future Policy Benefits        
Accumulated Other Comprehensive Income (Loss) [Line Items]        
Beginning Balance 1,045 1,027 888 1,149
OCI before reclassifications (20) (51) 179 (206)
Deferred income tax benefit (expense) (3) 4 10 (38) 43
AOCI before reclassifications, net of income tax 1,029 986 1,029 986
Amounts reclassified from AOCI 0 0 0 0
Deferred income tax benefit (expense) (3) 0 0 0 0
Amounts reclassified from AOCI, net of income tax 0 0 0 0
Ending Balance 1,029 986 1,029 986
Other (2)        
Accumulated Other Comprehensive Income (Loss) [Line Items]        
Beginning Balance (26) (45) (22) (58)
OCI before reclassifications (3) 31 (10) 46
Deferred income tax benefit (expense) (3) 0 (6) 2 (10)
AOCI before reclassifications, net of income tax (29) (20) (30) (22)
Amounts reclassified from AOCI 2 1 3 3
Deferred income tax benefit (expense) (3) (1) (1) (1) (1)
Amounts reclassified from AOCI, net of income tax 1 0 2 2
Ending Balance (28) (20) (28) (20)
AOCI Attributable to Parent        
Accumulated Other Comprehensive Income (Loss) [Line Items]        
Beginning Balance (4,156) (4,670) (3,729) (5,278)
Ending Balance $ (4,126) $ (4,257) $ (4,126) $ (4,257)