CONDENSED CONSOLIDATED STATEMENTS OF CASH FLOWS (UNAUDITED) - USD ($) $ in Millions	9 Months Ended
	Sep. 30, 2021	Sep. 30, 2020
Cash flows from operating activities:
Net income (loss)	$ 326	$ (2,842)
Adjustments to reconcile net income (loss) to net cash used in operating activities:
Net (gain) loss from securities transactions	(1,603)	2,777
Purchases of securities	(1,991)	(1,480)
Proceeds from sales of securities	3,246	3,756
Payments to cover securities sold, not yet purchased	(2,325)	(2,291)
Proceeds from securities sold, not yet purchased	3,626	1,547
Changes in receivables and payables relating to securities transactions	(1,672)	1,080
Changes in derivative assets and liabilities	(171)	(2,309)
Depreciation and amortization	385	379
Deferred taxes	18	(59)
Other, net	60	74
Changes in other operating assets and liabilities	167	92
Net cash provided by operating activities	66	724
Cash flows from investing activities:
Capital expenditures	(239)	(155)
Turnaround expenditures	(3)	(158)
Acquisition of businesses, net of cash acquired	(20)	(2)
Purchases of investments		(317)
Proceeds from sale of investments	422	55
Proceeds from disposition of businesses and assets	60	23
Other, net		3
Net cash provided by (used in) investing activities	220	(551)
Cash flows from financing activities:
Investment segment contributions from non-controlling interests	62	1
Partnership contributions	586	61
Partnership distributions	(92)	(493)
Dividends and distributions to non-controlling interests in subsidiaries	(81)	(36)
Proceeds from Holding Company senior unsecured notes	1,214	866
Repayments of Holding Company senior unsecured notes	(1,205)	(1,350)
Proceeds from subsidiary borrowings	1,116	1,644
Repayments of subsidiary borrowings	(1,477)	(1,244)
Other, net	(13)	(17)
Net cash provided by (used in) financing activities	110	(568)
Effect of exchange rate changes on cash and cash equivalents and restricted cash and restricted cash equivalents	5	(1)
Net increase (decrease) in cash and cash equivalents and restricted cash and restricted cash equivalents	401	(396)
Cash and cash equivalents and restricted cash and restricted cash equivalents, beginning of period	3,291	4,945
Cash and cash equivalents and restricted cash and restricted cash equivalents, end of period	3,692	4,549
Icahn Enterprises Holdings
Cash flows from operating activities:
Net income (loss)	327	(2,842)
Adjustments to reconcile net income (loss) to net cash used in operating activities:
Net (gain) loss from securities transactions	(1,603)	2,777
Purchases of securities	(1,991)	(1,480)
Proceeds from sales of securities	3,246	3,756
Payments to cover securities sold, not yet purchased	(2,325)	(2,291)
Proceeds from securities sold, not yet purchased	3,626	1,547
Changes in receivables and payables relating to securities transactions	(1,672)	1,080
Changes in derivative assets and liabilities	(171)	(2,309)
Depreciation and amortization	385	379
Deferred taxes	18	(59)
Other, net	59	74
Changes in other operating assets and liabilities	167	92
Net cash provided by operating activities	66	724
Cash flows from investing activities:
Capital expenditures	(239)	(155)
Turnaround expenditures	(3)	(158)
Acquisition of businesses, net of cash acquired	(20)	(2)
Purchases of investments		(317)
Proceeds from sale of investments	422	55
Proceeds from disposition of businesses and assets	60	23
Other, net		3
Net cash provided by (used in) investing activities	220	(551)
Cash flows from financing activities:
Investment segment contributions from non-controlling interests	62	1
Partnership contributions	586	61
Partnership distributions	(92)	(493)
Dividends and distributions to non-controlling interests in subsidiaries	(81)	(36)
Proceeds from Holding Company senior unsecured notes	1,214	866
Repayments of Holding Company senior unsecured notes	(1,205)	(1,350)
Proceeds from subsidiary borrowings	1,116	1,644
Repayments of subsidiary borrowings	(1,477)	(1,244)
Other, net	(13)	(17)
Net cash provided by (used in) financing activities	110	(568)
Effect of exchange rate changes on cash and cash equivalents and restricted cash and restricted cash equivalents	5	(1)
Net increase (decrease) in cash and cash equivalents and restricted cash and restricted cash equivalents	401	(396)
Cash and cash equivalents and restricted cash and restricted cash equivalents, beginning of period	3,291	4,945
Cash and cash equivalents and restricted cash and restricted cash equivalents, end of period	$ 3,692	$ 4,549