Condensed Consolidated Statements of Changes in Equity - USD ($) $ in Millions	General partner Icahn Enterprises Holdings	General partner	Limited partners Icahn Enterprises Holdings	Limited partners	Total Partners' Equity Icahn Enterprises Holdings	Total Partners' Equity	Non-controlling Interests Icahn Enterprises Holdings	Non-controlling Interests	Icahn Enterprises Holdings	Total
Total equity at Dec. 31, 2018	$ (864)	$ (790)	$ 7,452	$ 7,350	$ 6,588	$ 6,560	$ 6,420	$ 6,420	$ 13,008	$ 12,980
Increase (Decrease) in Equity
Net loss	(4)	(8)	(390)	(386)	(394)	(394)	(270)	(270)	(664)	(664)
Partnership distributions payable	0	(8)	(387)	(383)	(391)	(391)	0	0	(391)	(391)
Dividends and distributions to non-controlling interests in subsidiaries	0	0	0	0	0	0	(30)	(30)	(30)	(30)
Changes in subsidiary equity and other	1	2	63	62	64	64	(307)	(307)	(243)	(243)
Total equity at Mar. 31, 2019	(871)	(804)	6,738	6,643	5,867	5,839	5,813	5,813	11,680	11,652
Total equity at Dec. 31, 2019	(875)	(812)	6,328	6,268	5,453	5,456	5,486	5,486	10,939	10,942
Increase (Decrease) in Equity
Net loss	(14)	(28)	(1,370)	(1,356)	(1,384)	(1,384)	(922)	(922)	(2,306)	(2,306)
Other comprehensive income (loss)	0	0	(3)	(3)	(3)	(3)	0	0	(3)	(3)
Partnership distributions payable	(4)	(9)	(433)	(428)	(437)	(437)	0	0	(437)	(437)
Partnership contributions	0	0	7	7	7	7	0	0	7	7
Investment segment contributions	0	0	0	0	0	0	1,241	1,241	1,241	1,241
Dividends and distributions to non-controlling interests in subsidiaries	0	0	0	0	0	0	(23)	(23)	(23)	(23)
Changes in subsidiary equity and other	0	0	(4)	(4)	(4)	(4)	0	0	(4)	(4)
Total equity at Mar. 31, 2020	$ (893)	$ (849)	$ 4,525	$ 4,484	$ 3,632	$ 3,635	$ 5,782	$ 5,782	$ 9,414	$ 9,417