Consolidated Statements of Cash Flows - USD ($) $ in Millions	6 Months Ended
	Jun. 30, 2022	Jun. 30, 2021
Cash flows from operating activities:
Net earnings	$ 2,420	$ 2,398
Adjustments to reconcile net earnings to net cash provided (used) by operating activities:
Change in receivables and advance premiums	(29)	(4)
Capitalization of deferred policy acquisition costs	(509)	(515)
Amortization of deferred policy acquisition costs	590	592
Increase in policy liabilities	357	478
Change in income tax liabilities	52	98
Net investment (gains) losses	(686)	(396)
Other, net	(425)	(323)
Net cash provided (used) by operating activities	1,770	2,328
Proceeds from investments sold or matured:
Available-for-sale fixed maturity securities	2,164	1,468
Equity securities	398	124
Held-to-maturity fixed maturity securities	2	2
Commercial mortgage and other loans	1,270	1,679
Costs of investments acquired:
Available-for-sale fixed maturity securities	(2,395)	(3,365)
Equity securities	(320)	(258)
Commercial mortgage and other loans	(2,537)	(2,376)
Other investments, net	(180)	(685)
Settlement of derivatives, net	(330)	155
Cash received (pledged or returned) as collateral, net	1,839	2,412
Other, net	172	5
Net cash provided (used) by investing activities	83	(839)
Cash flows from financing activities:
Purchases of treasury stock	(1,150)	(1,150)
Proceeds from borrowings	0	1,153
Principal payments under debt obligations	0	(700)
Dividends paid to shareholders	(498)	(430)
Change in investment-type contracts, net	(41)	(24)
Treasury stock reissued	10	13
Other, net	35	(3)
Net cash provided (used) by financing activities	(1,644)	(1,141)
Effect of exchange rate changes on cash and cash equivalents	(87)	(20)
Net change in cash and cash equivalents	122	328
Cash and cash equivalents, beginning of period	5,051	5,141
Cash and cash equivalents, end of period	5,173	5,469
Supplemental disclosures of cash flow information:
Income taxes paid	505	480
Interest paid	104	109
Noncash interest	8	14
Noncash financing activities:
Lease obligations	66	30
Associate stock bonus
Treasury stock issued for:
Treasury stock issued	8	8
Shareholder dividend reinvestment
Treasury stock issued for:
Treasury stock issued	19	16
Share-based compensation grants
Treasury stock issued for:
Treasury stock issued	$ 6	$ 4