Consolidated Balance Sheets - USD ($) $ in Millions	Jun. 30, 2017	Dec. 31, 2016
Investments:
Fixed maturities, at fair value (amortized cost, $21,222; $19,942)	$ 22,513	$ 20,961
Equity securities, at fair value (cost, $636; $583)	635	583
Commercial Mortgage Loans	1,741	1,666
Policy loans	1,442	1,452
Other long-term investments	1,463	1,462
Short-term investments	138	691
Total investments	27,932	26,815
Cash and cash equivalents	3,611	3,185
Premiums, accounts and notes receivable, net	3,419	3,077
Reinsurance recoverables	6,302	6,478
Deferred policy acquisition costs	2,011	1,818
Property and equipment	1,509	1,536
Deferred tax assets, net	199	304
Goodwill	6,000	5,980
Other assets, including other intangibles	2,287	2,227
Separate account assets	8,468	7,940
Total assets	61,738	59,360
Liabilities:
Contractholder deposit funds	8,350	8,458
Future policy benefits	9,883	9,648
Unpaid claims and claim expenses	5,039	4,917
Global Health Care medical costs payable	2,848	2,532
Unearned premiums	1,181	634
Total insurance and contractholder liabilities	27,301	26,189
Accounts payable, accrued expenses and other liabilities	6,601	6,414
Short-term debt	141	276
Long-term debt	4,622	4,756
Separate account liabilities	8,468	7,940
Total liabilities	47,133	45,575
Contingencies - Note 16
Redeemable noncontrolling interests	58	58
Shareholders' Equity
Common stock (par value per share, $0.25; shares issued, 296; authorized, 600)	74	74
Additional paid-in capital	2,922	2,892
Accumulated other comprehensive (loss)	(1,146)	(1,382)
Retained earnings	15,102	13,855
Less: treasury stock, at cost	(2,406)	(1,716)
Total shareholders' equity	14,546	13,723
Other noncontrolling interests	1	4
Total equity	14,547	13,727
Total liabilities and equity	$ 61,738	$ 59,360
Shareholders' Equity Per Share	$ 57.53	$ 53.42