CONSOLIDATED CONDENSED STATEMENTS OF OPERATIONS - USD ($) shares in Thousands, $ in Millions		3 Months Ended
		Mar. 31, 2021	Mar. 31, 2020
Revenues:
Insurance premiums		$ 1,962	$ 1,869
Net investment income		550	163
Investment gains (losses)	[1]	57	(216)
Non-insurance warranty revenue		338	301
Operating revenues and other		715	982
Total		3,622	3,099
Expenses:
Insurance claims and policyholders' benefits		1,506	1,425
Amortization of deferred acquisition costs		359	344
Non-insurance warranty expense		311	281
Operating expenses and other		914	2,026
Interest		125	144
Total		3,215	4,220
Income (loss) before income tax		407	(1,121)
Income tax (expense) benefit		(114)	77
Net income (loss)		293	(1,044)
Amounts attributable to noncontrolling interests		(32)	412
Net income (loss) attributable to Loews Corporation		$ 261	$ (632)
Basic net income (loss) per share (in dollars per share)		$ 0.98	$ (2.20)
Diluted net income (loss) per share (in dollars per share)		$ 0.97	$ (2.20)
Weighted average shares outstanding:
Shares of common stock (in shares)		267,390	287,040
Dilutive potential shares of common stock (in shares)		370
Total weighted average shares outstanding assuming dilution (in shares)		267,760	287,040

[1] Gross investment gains on available-for-sale securities were $58 and $29 for the three months ended March 31, 2021 and 2020. Gross investment losses on available-for-sale securities were $20 and $104 for the three months ended March 31, 2021 and 2020. During the three months ended March 31, 2021 and 2020, $2 of investment gains and $133 of investment losses were recognized due to the change in fair value of non-redeemable preferred stock still held as of March 31, 2021 and 2020.