Consolidated Statements of Comprehensive Income (USD $) In Millions, unless otherwise specified	3 Months Ended		9 Months Ended
	Sep. 30, 2014	Sep. 30, 2013	Sep. 30, 2014	Sep. 30, 2013
Net (loss) income	$ (627)	$ 1,236	$ 573	$ 2,039
Other comprehensive income (loss), net of tax:
Post-employment benefits	8	(3)	13	3
Hedge instruments	1	6	3	9
Translation adjustments and other	(132)	49	(134)	(32)
Other comprehensive (loss) income, net of tax	(123)	52	(118)	(20)
Comprehensive (loss) income	(750)	1,288	455	2,019
Less: Comprehensive loss (income) attributable to non-controlling interests	299	(775)	(441)	(1,229)
Comprehensive (loss) income attributable to Icahn Enterprises	(451)	513	14	790
Limited partners
Other comprehensive income (loss), net of tax:
Comprehensive (loss) income attributable to Icahn Enterprises	(442)	503	14	774
General partner
Other comprehensive income (loss), net of tax:
Comprehensive (loss) income attributable to Icahn Enterprises	(9)	10	0	16
Icahn Enterprises Holdings [Member]
Net (loss) income	(627)	1,236	574	2,039
Other comprehensive income (loss), net of tax:
Post-employment benefits	8	(3)	13	3
Hedge instruments	1	6	3	9
Translation adjustments and other	(132)	49	(134)	(32)
Other comprehensive (loss) income, net of tax	(123)	52	(118)	(20)
Comprehensive (loss) income	(750)	1,288	456	2,019
Less: Comprehensive loss (income) attributable to non-controlling interests	299	(775)	(441)	(1,229)
Comprehensive (loss) income attributable to Icahn Enterprises	(451)	513	15	790
Icahn Enterprises Holdings [Member] | Limited partners
Other comprehensive income (loss), net of tax:
Comprehensive (loss) income attributable to Icahn Enterprises	(446)	507	15	782
Icahn Enterprises Holdings [Member] | General partner
Other comprehensive income (loss), net of tax:
Comprehensive (loss) income attributable to Icahn Enterprises	$ (5)	$ 6	$ 0	$ 8