Consolidated Balance Sheets - USD ($) $ in Millions		Dec. 31, 2024		Dec. 31, 2023
Investments and cash:
Fixed maturity securities, available-for-sale		$ 65,269		$ 73,290
Fixed maturity securities, held-to-maturity		15,966	[1]	17,819
Equity securities		796		1,088
Commercial mortgage and other loans		10,869		12,527
Other investments		5,958		4,530
Cash and cash equivalents		6,229		4,306
Total investments and cash		105,087		113,560
Receivables		779		848
Accrued investment income		710		731
Deferred policy acquisition costs		8,758		9,132
Property and equipment, at cost less accumulated depreciation		387		445
Other		1,845		2,008
Total assets		117,566		126,724
Policy liabilities:
Future policy benefits		70,381		83,718
Unpaid policy claims		381		261
Unearned premiums		1,286		1,451
Other policyholders’ funds		5,460		6,169
Total policy liabilities		77,508		91,599
Income taxes		573		154
Payables for return of cash collateral on loaned securities		2,037		1,503
Notes payable and lease obligations		7,498		7,364
Other		3,852		4,119
Total liabilities		91,468		104,739
Commitments and contingent liabilities (Note 15)
Shareholders' equity:
Common stock of $.10 par value. In thousands: authorized 1,900,000 shares in 2024 and 2023; issued 1,356,763 shares in 2024 and 1,355,398 shares in 2023		136		136
Additional paid-in capital		2,894		2,771
Retained earnings		52,277		47,993
Accumulated other comprehensive income (loss):
Unrealized foreign currency translation gains (losses)		(4,998)		(4,069)
Unrealized gains (losses) on fixed maturity securities		24		1,139
Unrealized gains (losses) on derivatives		(20)		(22)
Effect of changes in discount rate assumptions		2,006		(2,560)
Pension liability adjustment		10		(8)
Treasury stock, at average cost		(26,231)		(23,395)
Total shareholders’ equity		26,098		21,985
Total liabilities and shareholders’ equity		117,566		126,724
Consolidated Entity Excluding Variable Interest Entities (VIE)
Investments and cash:
Fixed maturity securities, available-for-sale		61,841		69,578
Variable Interest Entity, Consolidated
Investments and cash:
Fixed maturity securities, available-for-sale		3,428		3,712
Commercial mortgage and other loans		8,693		10,150
Other investments	[2]	2,176		2,381
Total assets		14,350		16,298
Policy liabilities:
Total liabilities		$ 604		$ 507

[1] Net of allowance for credit losses

[2] Consists entirely of alternative investments in limited partnerships, which represent VIEs where the Company is not the primary beneficiary and, therefore, are not consolidated