Consolidated Balance Sheets - USD ($) $ in Millions		Dec. 31, 2019	Dec. 31, 2018
Investments and cash:
Available for sale, fixed maturity securities		$ 91,262	$ 82,895
Held to maturity, fixed maturity securities		30,085	30,318
Equity securities		802	987
Commercial mortgage and other loans		9,569	6,919
Other investments		1,477	787
Cash and cash equivalents		4,896	4,337
Total investments and cash		138,091	126,243
Receivables		828	851
Accrued investment income		772	773
Deferred policy acquisition costs		10,128	9,875
Property and equipment, at cost less accumulated depreciation	[1]	581	443
Other		2,368	2,221
Total assets		152,768	140,406
Policy liabilities:
Future policy benefits		90,335	86,368
Unpaid policy claims		4,659	4,584
Unearned premiums		4,243	5,090
Other policyholders' funds		7,317	7,146
Total policy liabilities		106,554	103,188
Income taxes		5,370	4,020
Payables for return of cash collateral on loaned securities		1,876	1,052
Notes payable and lease obligations	[1]	6,569	5,778
Other		3,440	2,906
Total liabilities		123,809	116,944
Commitments and contingent liabilities (Note 15)
Shareholders' equity:
Common stock of $.10 par value. In thousands: authorized 1,900,000 shares in 2019 and 2018; issued 1,349,309 shares in 2019 and 1,347,540 shares in 2018		135	135
Additional paid-in capital		2,313	2,177
Retained earnings		34,291	31,788
Accumulated other comprehensive income (loss):
Unrealized foreign currency translation gains (losses)		(1,623)	(1,847)
Unrealized gains (losses) on fixed maturity securities		8,548	4,234
Unrealized gains (losses) on derivatives		(33)	(24)
Pension liability adjustment		(277)	(212)
Treasury stock, at average cost		(14,395)	(12,789)
Total shareholders' equity		28,959	23,462
Total liabilities and shareholders' equity		152,768	140,406
Consolidated Entity Excluding Variable Interest Entities (VIE)
Investments and cash:
Available for sale, fixed maturity securities		86,950	78,429
Variable Interest Entity, Consolidated
Investments and cash:
Available for sale, fixed maturity securities		4,312	4,466
Equity securities		0	160
Commercial mortgage and other loans		7,956	5,528
Other investments	[2]	494	328
Policy liabilities:
Total liabilities		$ 126	$ 102

[1] See Note 1 of the Notes to the Consolidated Financial Statements for the adoption of accounting guidance on January 1, 2019 related to leases.

[2] Consists entirely of alternative investments in limited partnerships