Consolidated Statements of Operations - USD ($) shares in Millions, $ in Millions	12 Months Ended
	Dec. 31, 2018	Dec. 31, 2017	Dec. 31, 2016
Revenues:
Net sales	$ 10,576	$ 9,306	$ 7,740
Other revenues from operations	647	743	840
Net gain (loss) from investment activities	322	302	(1,373)
Interest and dividend income	148	127	124
Gain on disposition of assets, net	84	2,163	6
Other (loss) income, net	0	(22)	42
Total revenues	11,777	12,619	7,379
Expenses:
Cost of goods sold	8,947	8,258	6,837
Other expenses from operations	529	518	631
Selling, general and administrative	1,386	1,269	1,001
Restructuring	21	4	5
Impairment	92	87	586
Interest expense	524	655	692
Total Expenses	11,499	10,791	9,752
Income (loss) from continuing operations before income tax benefit	278	1,828	(2,373)
Income tax benefit	4	529	88
Income (loss) from continuing operations	282	2,357	(2,285)
Income from discontinued operations	1,764	234	65
Net income (loss)	2,046	2,591	(2,220)
Less: net income (loss) attributable to non-controlling interests	539	161	(1,092)
Net income (loss) attributable to Icahn Enterprises	1,507	2,430	(1,128)
Net income (loss) attributable to Icahn Enterprises
Continuing operations	(213)	2,273	(1,127)
Discontinued operations	1,720	157	(1)
Limited partners	2,063	2,382	(1,106)
General partner	(556)	48	(22)
Net income (loss) attributable to Icahn Enterprises	$ 1,507	$ 2,430	$ (1,128)
Basic income (loss) per LP unit:
Continuing operations	$ (1.16)	$ 13.84	$ (8.07)
Discontinued operations	12.62	0.96	0.00
Basic income (loss) per LP unit	$ 11.46	$ 14.80	$ (8.07)
Basic weighted average LP units outstanding	180	161	137
Diluted income (loss) per LP unit:
Continuing operations	$ (1.16)	$ 13.84	$ (8.07)
Discontinued operations	12.62	0.96	0.00
Diluted income (loss) per LP unit	$ 11.46	$ 14.80	$ (8.07)
Diluted weighted average LP units outstanding	180	161	137
Cash distributions declared per LP unit	$ 7.00	$ 6.00	$ 6.00
Icahn Enterprises Holdings
Revenues:
Net sales	$ 10,576	$ 9,306	$ 7,740
Other revenues from operations	647	743	840
Net gain (loss) from investment activities	322	302	(1,373)
Interest and dividend income	148	127	124
Gain on disposition of assets, net	84	2,163	6
Other (loss) income, net	0	(21)	42
Total revenues	11,777	12,620	7,379
Expenses:
Cost of goods sold	8,947	8,258	6,837
Other expenses from operations	529	518	631
Selling, general and administrative	1,386	1,269	1,001
Restructuring	21	4	5
Impairment	92	87	586
Interest expense	523	654	691
Total Expenses	11,498	10,790	9,751
Income (loss) from continuing operations before income tax benefit	279	1,830	(2,372)
Income tax benefit	4	529	88
Income (loss) from continuing operations	283	2,359	(2,284)
Income from discontinued operations	1,764	234	65
Net income (loss)	2,047	2,593	(2,219)
Less: net income (loss) attributable to non-controlling interests	539	161	(1,092)
Net income (loss) attributable to Icahn Enterprises	1,508	2,432	(1,127)
Net income (loss) attributable to Icahn Enterprises
Continuing operations	(212)	2,275	(1,126)
Discontinued operations	1,720	157	(1)
Limited partners	2,085	2,408	(1,116)
General partner	(577)	24	(11)
Net income (loss) attributable to Icahn Enterprises	$ 1,508	$ 2,432	$ (1,127)