Consolidated Statements of Cash Flows (USD $) In Millions, unless otherwise specified	12 Months Ended
	Dec. 31, 2013	Dec. 31, 2012	Dec. 31, 2011
Cash flows from operating activities:
Net income	$ 2,444	$ 762	$ 1,800
Adjustments to reconcile net income to net cash provided by operating activities:
Net gain from securities transactions	(3,754)	(1,488)	(1,927)
Purchases of securities	(7,425)	(2,592)	(4,931)
Proceeds from sales of securities	4,664	7,167	5,373
Purchases to cover securities sold, not yet purchased	(46)	(5,160)	(5,529)
Proceeds from securities sold, not yet purchased	365	1,307	8,934
Changes in receivables and payables relating to securities transactions	2,715	1,775	(2,343)
Depreciation and amortization	742	635	508
Impairment	16	129	71
Deferred taxes	(157)	(297)	(8)
Other, net	73	16	(26)
Changes in cash held at consolidated affiliated partnerships and restricted cash	591	(453)	465
Accounts receivable, net	26	(193)	(148)
Inventories, net	39	32	(190)
Other assets	(154)	1	(47)
Accounts payable	31	(151)	122
Accrued expenses and other liabilities	547	117	(42)
Net cash provided by operating activities	717	1,607	2,082
Cash flows from investing activities:
Capital expenditures	(1,161)	(936)	(494)
[Contribution to New ARL]	(279)	0	0
Acquisitions of businesses, net of cash acquired	(6)	(1,361)	(142)
Proceeds from sale of investments	38	202	154
Purchases of investments	(86)	(250)	(150)
Other, net	38	23	25
Net cash used in investing activities	(1,456)	(2,322)	(607)
Cash flows from financing activities:
Investment segment distributions	(185)	(17)	(2,164)
Investment segment contributions	46	0	250
Partnership contributions	593	513	0
Partnership distributions	(51)	(41)	(48)
Proceeds from offering of subsidiary equity	1,308	0	0
Distributions to non-controlling interests in subsidiaries	(379)	(68)	(55)
Proceeds from issuance of senior unsecured notes	493	1,030	0
Proceeds from other borrowings	591	1,076	636
Repayments of borrowings	(1,526)	(996)	(745)
Repayments of borrowings	17	(17)	11
Net cash provided by (used in) financing activities	907	1,480	(2,115)
Effect of exchange rate changes on cash and cash equivalents	(14)	15	(22)
Net increase (decrease) in cash and cash equivalents	154	780	(660)
Net change in cash of assets held for sale	0	0	2
Cash and cash equivalents, beginning of period	3,108	2,328	2,988
Cash and cash equivalents, end of period	3,262	3,108	2,328
Supplemental information:
Cash payments for interest, net of amounts capitalized	482	501	445
Net cash payments for income taxes	126	236	59
Net unrealized (loss) gain on available-for-sale securities	0	(1)	5
Distribution payable to Icahn Enterprises unitholders	142	0	0
Non-cash investment segment contribution	185	0	0
Acquisition of non-controlling interest in CVR	0	135	0
Investment in precious metals	0	0	150
Icahn Enterprises Holdings [Member]
Cash flows from operating activities:
Net income	2,444	763	1,801
Adjustments to reconcile net income to net cash provided by operating activities:
Net gain from securities transactions	(3,754)	(1,488)	(1,927)
Purchases of securities	(7,425)	(2,592)	(4,931)
Proceeds from sales of securities	4,664	7,167	5,373
Purchases to cover securities sold, not yet purchased	(46)	(5,160)	(5,529)
Proceeds from securities sold, not yet purchased	365	1,307	8,934
Changes in receivables and payables relating to securities transactions	2,715	1,775	(2,343)
Depreciation and amortization	742	634	507
Impairment	16	129	71
Deferred taxes	(157)	(297)	(8)
Other, net	73	16	(26)
Changes in cash held at consolidated affiliated partnerships and restricted cash	591	(453)	465
Accounts receivable, net	26	(193)	(148)
Inventories, net	39	32	(190)
Other assets	(154)	1	(47)
Accounts payable	31	(151)	122
Accrued expenses and other liabilities	547	117	(42)
Net cash provided by operating activities	717	1,607	2,082
Cash flows from investing activities:
Capital expenditures	(1,161)	(936)	(494)
[Contribution to New ARL]	(279)	0	0
Acquisitions of businesses, net of cash acquired	(6)	(1,361)	(142)
Proceeds from sale of investments	38	202	154
Purchases of investments	(86)	(250)	(150)
Other, net	38	23	25
Net cash used in investing activities	(1,456)	(2,322)	(607)
Cash flows from financing activities:
Investment segment distributions	(185)	(17)	(2,164)
Investment segment contributions	46	0	250
Partnership contributions	593	513	0
Partnership distributions	(51)	(41)	(48)
Proceeds from offering of subsidiary equity	1,308	0	0
Distributions to non-controlling interests in subsidiaries	(379)	(68)	(55)
Proceeds from issuance of senior unsecured notes	493	1,030	0
Proceeds from other borrowings	591	1,076	636
Repayments of borrowings	(1,526)	(996)	(745)
Repayments of borrowings	17	(17)	11
Net cash provided by (used in) financing activities	907	1,480	(2,115)
Effect of exchange rate changes on cash and cash equivalents	(14)	15	(22)
Net increase (decrease) in cash and cash equivalents	154	780	(660)
Net change in cash of assets held for sale	0	0	2
Cash and cash equivalents, beginning of period	3,108	2,328	2,988
Cash and cash equivalents, end of period	3,262	3,108	2,328
Supplemental information:
Cash payments for interest, net of amounts capitalized	482	501	445
Net cash payments for income taxes	126	236	59
Net unrealized (loss) gain on available-for-sale securities	0	(1)	5
Distribution payable to Icahn Enterprises unitholders	142	0	0
Non-cash investment segment contribution	185	0	0
Acquisition of non-controlling interest in CVR	0	135	0
Investment in precious metals	$ 0	$ 0	$ 150