Consolidated Balance Sheets - USD ($) $ in Millions		Mar. 31, 2020		Dec. 31, 2019
Investments and Cash:
Available for sale, fixed maturity securities		$ 96,288		$ 91,262
Held to maturity, fixed maturity securities, net carrying amount	[1]	23,278
Held to maturity, fixed maturity securities, amortized cost		23,287		30,085
Equity securities		660		802
Commercial mortgage and other loans		10,750		9,569
Other investments		1,843		1,477
Cash and cash equivalents		4,148		4,896
Total investments and cash		136,967		138,091
Receivables		813		828
Accrued investment income		734		772
Deferred policy acquisition costs		10,164		10,128
Property and equipment, at cost less accumulated depreciation		586		581
Other		2,352		2,368
Total assets		151,616		152,768
Policy Liabilities:
Future policy benefits		91,393		90,335
Unpaid policy claims		4,693		4,659
Unearned premiums		4,044		4,243
Other policyholders’ funds		7,422		7,317
Total policy liabilities		107,552		106,554
Income taxes		4,610		5,370
Payables for return of cash collateral on loaned securities		2,969		1,876
Notes payable and lease obligations		6,758		6,569
Other		3,325		3,440
Total liabilities		125,214		123,809
Commitments and contingent liabilities (Note 13)
Shareholders’ equity:
Common stock of $.10 par value. In thousands: authorized 1,900,000 shares in 2020 and 2019; issued 1,350,650 shares in 2020 and 1,349,309 shares in 2019		135		135
Additional paid-in capital		2,334		2,313
Retained earnings		34,599		34,291
Accumulated other comprehensive income (loss):
Unrealized foreign currency translation gains (losses)		(1,543)		(1,623)
Unrealized gain (losses) on fixed maturity securities		6,043		8,548
Unrealized gains (losses) on derivatives		(35)		(33)
Pension liability adjustment		(277)		(277)
Treasury stock, at average cost		(14,854)		(14,395)
Total shareholders’ equity		26,402		28,959
Total liabilities and shareholders’ equity		151,616		152,768
Consolidated Entity Excluding Variable Interest Entities (VIE)
Investments and Cash:
Available for sale, fixed maturity securities		92,502		86,950
Variable Interest Entity, Consolidated
Investments and Cash:
Available for sale, fixed maturity securities		3,786		4,312
Commercial mortgage and other loans		9,051		7,956
Other investments	[2]	550		494
Policy Liabilities:
Total liabilities		$ 235	[3]	$ 126

[1] Net of allowance for credit losses

[2] Consists entirely of alternative investments in limited partnerships

[3] Net of allowance for credit losses