Consolidated Statements of Cash Flows - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2019	Dec. 31, 2018	Dec. 31, 2017
Operating Activities:
Net income	$ 871	$ 706	$ 1,412
Adjustments to reconcile net income to net cash provided (used) by operating activities:
Investment (gains) losses	(49)	57	(122)
Equity method investees	20	572	25
Amortization of investments	(89)	(70)	(40)
Depreciation and amortization	943	912	874
Asset impairments	99	44	106
Provision for deferred income taxes	70	86	(47)
Other non-cash items	87	72	164
Changes in operating assets and liabilities, net:
Receivables	114	(131)	93
Deferred acquisition costs	(26)	(6)	(24)
Insurance reserves	358	482	22
Other assets	(356)	(102)	(95)
Other liabilities	193	(102)	114
Trading securities	(494)	1,702	108
Net cash flow provided by operating activities	1,741	4,222	2,590
Investing Activities:
Purchases of fixed maturities	(8,661)	(10,785)	(9,065)
Proceeds from sales of fixed maturities	5,842	8,408	5,438
Proceeds from maturities of fixed maturities	2,997	2,370	3,641
Purchases of limited partnership investments	(198)	(420)	(171)
Proceeds from sales of limited partnership investments	742	470	212
Purchases of property, plant and equipment	(1,041)	(995)	(1,031)
Acquisitions	(257)	(37)	(1,218)
Dispositions	140	113	79
Change in short term investments	(57)	(339)	(167)
Other, net	(178)	(229)	(373)
Net cash flow used by investing activities	(671)	(1,444)	(2,655)
Financing Activities:
Dividends paid	(76)	(80)	(84)
Dividends paid to noncontrolling interests	(98)	(121)	(139)
Purchase of Boardwalk Pipeline common units		(1,504)
Purchases of Loews treasury stock	(1,051)	(1,026)	(216)
Purchases of subsidiary stock from noncontrolling interests	(23)
Principal payments on debt	(1,956)	(1,043)	(2,411)
Issuance of debt	2,076	865	3,067
Other, net	(16)	74	(16)
Net cash flow (used) provided by financing activities	(1,144)	(2,835)	201
Effect of foreign exchange rate on cash	5	(10)	9
Net change in cash	(69)	(67)	145
Cash, beginning of year	405	472	327
Cash, end of year	$ 336	$ 405	$ 472