Consolidated Statements of Cash Flows - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2025	Dec. 31, 2024	Dec. 31, 2023
Cash flows from operating activities:
Net earnings	$ 3,646	$ 5,443	$ 4,659
Adjustments to reconcile net earnings to net cash provided (used) by operating activities:
Change in receivables and advance premiums	(66)	51	(133)
Capitalization of deferred policy acquisition costs	(1,105)	(1,056)	(1,086)
Amortization of deferred policy acquisition costs	874	851	816
Change in policy liabilities	(815)	(302)	(552)
Change in income tax liabilities	(278)	(393)	(967)
Net investment (gains) losses	572	(1,271)	(590)
Other, net	(273)	(616)	1,043
Net cash provided (used) by operating activities	2,555	2,707	3,190
Proceeds from investments sold or matured:
Fixed maturity securities available-for-sale	11,049	7,205	3,811
Equity securities	491	782	404
Fixed maturity securities held-to-maturity	3	3	3
Commercial mortgage and other loans	2,167	2,435	1,641
Costs of investments acquired:
Fixed maturity securities available-for-sale	(11,742)	(5,542)	(2,801)
Equity securities	(510)	(411)	(357)
Commercial mortgage and other loans	(1,484)	(1,376)	(996)
Other investments, net	(256)	(972)	(417)
Settlement of derivatives, net	(20)	(184)	79
Cash received (pledged or returned) as collateral, net	2,158	780	(401)
Other, net	(295)	61	(149)
Net cash provided (used) by investing activities	1,561	2,781	817
Cash flows from financing activities:
Purchases of treasury stock	(3,530)	(2,800)	(2,801)
Proceeds from borrowings	1,039	823	204
Principal payments under debt obligations	(84)	(194)	0
Dividends paid to shareholders	(1,198)	(1,087)	(966)
Change in investment-type contracts, net	(266)	(214)	(160)
Treasury stock reissued	8	14	17
Other, net	(38)	(28)	(17)
Net cash provided (used) by financing activities	(4,069)	(3,486)	(3,723)
Effect of foreign exchange rate changes on cash and cash equivalents	(31)	(79)	79
Net change in cash and cash equivalents	16	1,923	363
Cash and cash equivalents, beginning of period	6,229	4,306	3,943
Cash and cash equivalents, end of period	6,245	6,229	4,306
Supplemental disclosures of cash flow information:
Income taxes paid	1,165	1,367	1,569
Interest paid	197	180	185
Noncash interest	23	17	10
Noncash real estate acquired in satisfaction of debt	247	468	217
Noncash financing activities:
Lease obligations	30	33	75
Associate stock bonus
Treasury stock issued for:
Treasury stock issued	22	20	17
Shareholder dividend reinvestment
Treasury stock issued for:
Treasury stock issued	43	41	37
Share-based compensation grants
Treasury stock issued for:
Treasury stock issued	$ 7	$ 6	$ 5