Consolidated Statements of Operations - USD ($) shares in Millions, $ in Millions	12 Months Ended
	Dec. 31, 2020	Dec. 31, 2019	Dec. 31, 2018
Revenues:
Net sales/Other revenue from operations	$ 6,815	$ 9,722	$ 10,576
Other revenues from operations	608	666	647
Net (loss) gain from investment activities	(1,421)	(1,931)	322
Interest and dividend income	169	265	148
(Loss) gain on disposition of assets, net	(17)	253	84
Other (loss) income, net	(31)	19
Total revenues	6,123	8,994	11,777
Expenses:
Cost of goods sold/Other expenses from operations	6,320	8,205	8,993
Other expenses from operations	487	528	538
Selling, general and administrative	1,191	1,375	1,386
Restructuring, net	10	18	21
Impairment	11	2	92
Interest expense	688	605	524
Total Expenses	8,707	10,733	11,554
(Loss) income before income tax benefit (expense)	(2,584)	(1,739)	223
Income tax benefit (expense)	116	(20)	14
(Loss) income from continuing operations	(2,468)	(1,759)	237
(Loss) income from discontinued operations		(32)	1,764
Net (loss) income	(2,468)	(1,791)	2,001
Less: net (loss) income attributable to non-controlling interests	(815)	(693)	519
Net (loss) income attributable to Icahn Enterprises	(1,653)	(1,098)	1,482
Net (loss) income attributable to Icahn Enterprises allocated to:
Continuing operations	(1,653)	(1,066)	(238)
Discontinued operations		(32)	1,720
Limited partners	(1,620)	(1,076)	2,039
General partner	(33)	(22)	(557)
Net income (loss) attributable to Icahn Enterprises	$ (1,653)	$ (1,098)	$ 1,482
Basic and diluted (loss) income per LP unit:
Continuing operations	$ (7.33)	$ (5.23)	$ (1.29)
Discontinued operations		(0.15)	12.62
Basic and diluted (loss) income per LP unit	$ (7.33)	$ (5.38)	$ 11.33
Basic and diluted weighted average LP units outstanding	221	200	180
Cash distributions declared per LP unit	$ 8.00	$ 8.00	$ 7.00
Icahn Enterprises Holdings
Revenues:
Net sales/Other revenue from operations	$ 6,815	$ 9,722	$ 10,576
Other revenues from operations	608	666	647
Net (loss) gain from investment activities	(1,421)	(1,931)	322
Interest and dividend income	169	265	148
(Loss) gain on disposition of assets, net	(17)	253	84
Other (loss) income, net	(31)	19
Total revenues	6,123	8,994	11,777
Expenses:
Cost of goods sold/Other expenses from operations	6,320	8,205	8,993
Other expenses from operations	487	528	538
Selling, general and administrative	1,191	1,375	1,386
Restructuring, net	10	18	21
Impairment	11	2	92
Interest expense	687	604	523
Total Expenses	8,706	10,732	11,553
(Loss) income before income tax benefit (expense)	(2,583)	(1,738)	224
Income tax benefit (expense)	116	(20)	14
(Loss) income from continuing operations	(2,467)	(1,758)	238
(Loss) income from discontinued operations		(32)	1,764
Net (loss) income	(2,467)	(1,790)	2,002
Less: net (loss) income attributable to non-controlling interests	(815)	(693)	519
Net (loss) income attributable to Icahn Enterprises	(1,652)	(1,097)	1,483
Net (loss) income attributable to Icahn Enterprises allocated to:
Continuing operations	(1,652)	(1,065)	(237)
Discontinued operations		(32)	1,720
Limited partners	(1,635)	(1,086)	2,060
General partner	(17)	(11)	(577)
Net income (loss) attributable to Icahn Enterprises	$ (1,652)	$ (1,097)	$ 1,483