v3.26.3
Basis of Financial Statements - Schedule of Changes in Other Comprehensive Earnings (Details) - USD ($)
$ in Millions
 3 Months Ended 9 Months Ended
Sep. 30, 2026
Sep. 30, 2025
Sep. 30, 2026
Sep. 30, 2025
AOCI Including Portion Attributable to Noncontrolling Interest, Net of Tax        
Balance, beginning $ 4,694 $ 4,557 $ 4,917 $ 4,076
Reclassification adjustments included in net earnings 32 10 163 9
Other comprehensive income (loss) before tax, net of reclassifications (1,215) 355 (1,594) 672
Deferred income tax (expense) benefit 236 (71) 314 (134)
Balance, ending 4,458 4,940 4,458 4,940
Reclassification adjustments, tax (expense) benefit (8) 0 (43) 0
Unrealized gain (loss) on investments and other financial instruments, net (excluding investments in unconsolidated affiliates)        
AOCI Including Portion Attributable to Noncontrolling Interest, Net of Tax        
Balance, beginning (2,271) (2,261) (1,951) (2,637)
Reclassification adjustments included in net earnings 32 10 163 10
Other comprehensive income (loss) before tax, net of reclassifications (1,837) 548 (2,406) 1,020
Deferred income tax (expense) benefit 366 (111) 484 (207)
Balance, ending (3,710) (1,814) (3,710) (1,814)
Change in current discount rate- future policy benefits        
AOCI Including Portion Attributable to Noncontrolling Interest, Net of Tax        
Balance, beginning 716 666 563 798
Reclassification adjustments included in net earnings 0 0 0 0
Other comprehensive income (loss) before tax, net of reclassifications 612 (162) 806 (329)
Deferred income tax (expense) benefit (128) 34 (169) 69
Balance, ending 1,200 538 1,200 538
Change in instrument-specific credit risk - market risk benefits        
AOCI Including Portion Attributable to Noncontrolling Interest, Net of Tax        
Balance, beginning (92) (83) (102) (78)
Reclassification adjustments included in net earnings 0 0 0 0
Other comprehensive income (loss) before tax, net of reclassifications 21 (32) 34 (39)
Deferred income tax (expense) benefit (4) 6 (7) 8
Balance, ending (75) (109) (75) (109)
Foreign currency translation and other        
AOCI Including Portion Attributable to Noncontrolling Interest, Net of Tax        
Balance, beginning (11) 8 2 (6)
Reclassification adjustments included in net earnings 0 0 0 (1)
Other comprehensive income (loss) before tax, net of reclassifications (11) 1 (28) 20
Deferred income tax (expense) benefit 2 0 6 (4)
Balance, ending (20) 9 (20) 9
Total accumulated other comprehensive income (loss)        
AOCI Including Portion Attributable to Noncontrolling Interest, Net of Tax        
Balance, beginning (1,658) (1,670) (1,488) (1,923)
Balance, ending $ (2,605) $ (1,376) $ (2,605) $ (1,376)