Consolidated Statements of Cash Flows $ in Millions	12 Months Ended
	Dec. 31, 2018 USD ($)	Dec. 31, 2017 USD ($)	Dec. 31, 2016 USD ($)
Cash flows from operating activities:
Net income (loss)	$ 61	$ (6,056)	$ (349)
(Income) loss from discontinued operations	42	(4)	90
Noncash revenues, expenses, gains and losses included in income (loss):
Net (gains) losses on sales of securities available for sale and other assets	98	(431)	(2,033)
Net gain on sale of divested businesses	(38)	(68)	(545)
(Gains) losses on extinguishment of debt	7	(5)	74
Unrealized losses in earnings - net	443	79	1,465
Equity in loss from equity method investments, net of dividends or distributions	363	350	1,053
Depreciation and other amortization	5,362	3,874	4,090
Impairments of assets	425	685	1,116
Changes in operating assets and liabilities:
Insurance reserves	1,065	2,637	5,325
Premiums and other receivables and payables - net	887	410	536
Reinsurance assets and funds held under reinsurance treaties	(3,289)	(10,870)	(1,804)
Capitalization of deferred policy acquisition costs	(5,832)	(4,819)	(5,216)
Current and deferred income taxes - net	0	6,981	(308)
Other, net	467	(581)	8
Total adjustments	(42)	(1,758)	3,761
Net cash provided by (used in) operating activities	61	(7,818)	3,502
Sales or distribution of:
Available for sale securities	25,143	31,082	30,103
Other securities	3,755	3,792	4,164
Other invested assets	4,365	6,913	8,447
Divested businesses, net	10	792	2,809
Maturities of fixed maturity securities available for sale	24,777	29,011	25,749
Principal payments received on and sales of mortgage and other loans receivable	4,272	5,742	6,074
Purchases of:
Available for sale securities	(44,109)	(49,856)	(54,978)
Other securities	(1,318)	(1,147)	(935)
Other invested assets	(2,839)	(2,874)	(3,421)
Mortgage and other loans receivable	(10,286)	(9,369)	(10,651)
Acquisition of businesses, net of cash and restricted cash acquired	(5,717)	0	0
Net change in short-term investments	1,524	2,098	(3,089)
Other, net	200	(2,143)	(1,020)
Net cash provided by (used in) investing activities	(223)	14,041	3,252
Proceeds from (payments for)
Policyholder contract deposits	24,178	17,908	18,100
Policyholder contract withdrawals	(17,999)	(15,785)	(14,041)
Issuance of long-term debt	4,734	3,356	5,954
Repayments of long-term debt	(3,672)	(3,698)	(4,082)
Purchase of common stock	(1,739)	(6,275)	(11,460)
Dividends paid	(1,138)	(1,172)	(1,372)
Other, net	(3,570)	(31)	68
Net cash provided by (used in) financing activities	794	(5,697)	(6,833)
Effect of exchange rate changes on cash and restricted cash	(11)	(29)	55
Net increase (decrease) in cash and restricted cash	621	497	(24)
Cash and restricted cash at beginning of year	2,737	2,107	2,238
Change in cash of businesses held for sale	0	133	(107)
Cash and restricted cash at end of year	$ 3,358	$ 2,737	$ 2,107