Condensed Consolidated Statements of Cash Flows - USD ($) $ in Millions	9 Months Ended
	Sep. 30, 2018	Sep. 30, 2017
Cash flows from operating activities:
Net income (loss)	$ 621	$ 616
(Income) loss from discontinued operations	40	(7)
Noncash revenues, expenses, gains and losses included in income (loss):
Net gains on sales of securities available for sale and other assets	(71)	(404)
Net (gain) loss on sale of divested businesses	(35)	173
(Gains) losses on extinguishment of debt	10	(4)
Unrealized (gains) losses in earnings - net	601	251
Equity in income from equity method investments, net of dividends or distributions	141	(16)
Depreciation and other amortization	3,813	2,806
Impairments of assets	269	669
Changes in operating assets and liabilities:
Insurance reserves	96	4,448
Premiums and other receivables and payables - net	968	300
Reinsurance assets and funds held under reinsurance treaties	(2,057)	(12,705)
Capitalization of deferred policy acquisition costs	(4,366)	(3,593)
Current and deferred income taxes - net	224	(508)
Other, net	(292)	(888)
Total adjustments	(699)	(9,471)
Net cash provided by (used in) operating activities	(38)	(8,862)
Sales or distribution of:
Available for sale securities	18,103	27,733
Other securities	3,258	2,647
Other invested assets	3,799	4,074
Divested businesses, net	10	605
Maturities of fixed maturity securities available for sale	18,305	22,126
Principal payments received on and sales of mortgage and other loans receivable	3,068	3,932
Purchases of:
Available for sale securities	(32,807)	(38,717)
Other securities	(940)	(355)
Other invested assets	(2,263)	(2,359)
Mortgage and other loans receivable	(7,918)	(6,517)
Acquisition of businesses, net of cash and restricted cash acquired	5,052	0
Net change in short-term investments	2,411	2,815
Other, net	(891)	(1,509)
Net cash provided by (used in) investing activities	(917)	14,475
Proceeds from (payments for)
Policyholder contract deposits	18,150	13,164
Policyholder contract withdrawals	(13,004)	(11,363)
Issuance of long-term debt	4,059	2,405
Repayments of long-term debt	(2,788)	(2,751)
Purchase of common stock	(994)	(6,275)
Dividends paid	(858)	(884)
Other, net	(3,232)	578
Net cash provided used in financing activities	1,333	(5,126)
Effect of exchange rate changes on cash and restricted cash	8	(22)
Net increase (decrease) in cash and restricted cash	386	465
Cash and restricted cash at beginning of year	2,737	2,107
Change in cash of businesses held for sale	0	133
Cash and restricted cash at end of period	$ 3,123	$ 2,705