Consolidated Statements of Cash Flows - USD ($) $ in Millions	3 Months Ended
	Mar. 31, 2019	Mar. 31, 2018
Cash flows from operating activities:
Net income	$ 937	$ 949
Loss from discontinued operations	0	1
Noncash revenues, expenses, gains and losses included in income:
Net gains on sales of securities available for sale and other assets	(22)	(120)
Net gain on sale of divested businesses	(6)	(8)
(Gains) losses on extinguishment of debt	(2)	4
Unrealized losses in earnings - net	367	268
Equity in income from equity method investments, net of dividends or distributions	(83)	(86)
Depreciation and other amortization	1,299	1,382
Impairments of assets	125	105
Changes in operating assets and liabilities:
Insurance reserves	596	137
Premiums and other receivables and payables - net	315	400
Reinsurance assets and funds held under reinsurance treaties	(2,495)	(1,706)
Capitalization of deferred policy acquisition costs	(1,420)	(1,397)
Current and deferred income taxes - net	167	250
Other, net	(754)	(1,117)
Total adjustments	(1,913)	(1,888)
Net cash used in operating activities	(976)	(938)
Sales or distribution of:
Available for sale securities	6,370	5,638
Other securities	1,034	1,385
Other invested assets	1,118	1,064
Divested businesses, net	0	6
Maturities of fixed maturity securities available for sale	4,957	5,347
Principal payments received on and sales of mortgage and other loans receivable	861	1,037
Purchases of:
Available for sale securities	(12,757)	(9,042)
Other securities	(287)	(384)
Other invested assets	(567)	(847)
Mortgage and other loans receivable	(1,504)	(2,490)
Net change in short-term investments	(1,221)	(3,040)
Other, net	17	(646)
Net cash used in investing activities	(1,979)	(1,972)
Proceeds from (payments for)
Policyholder contract deposits	5,629	7,069
Policyholder contract withdrawals	(4,195)	(4,160)
Issuance of long-term debt	1,449	3,039
Repayments of long-term debt	(589)	(1,327)
Issuance of preferred stock	485	0
Purchase of common stock	0	(298)
Dividends paid	(278)	(289)
Other, net	263	(1,548)
Net cash provided by financing activities	2,764	2,486
Effect of exchange rate changes on cash and restricted cash	12	58
Net decrease in cash and restricted cash	(179)	(366)
Cash and restricted cash at beginning of year	3,358	2,737
Cash and restricted cash at end of period	$ 3,179	$ 2,371