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Condensed Balance Sheets By Reporting Segment (Details) - USD ($) $ in Millions | Mar. 31, 2019 | Dec. 31, 2018 | Mar. 31, 2018 | Dec. 31, 2017
--- | --- | --- | --- | ---
ASSETS |  |  |  |
Cash and cash equivalents | $ 2,764 | $ 2,656 |  |
Cash held at consolidated affiliated partnerships and restricted cash | 2,299 | 2,682 |  |
Investments | 8,103 | 8,337 |  |
Accounts receivable, net | 517 | 474 |  |
Inventories, net | 1,852 | 1,779 |  |
Property, plant and equipment, net | 4,682 | 4,688 |  |
Goodwill and intangible assets, net | 719 | 748 |  |
Assets held for sale | 364 | 333 |  |
Other assets | 2,524 | 1,792 |  |
Total assets | 23,824 | 23,489 |  |
LIABILITIES AND EQUITY |  |  |  |
Accounts payable, accrued expenses and other liabilities | 4,197 | 2,603 |  |
Securities sold, not yet purchased, at fair value | 447 | 468 |  |
Liabilities held for sale | 136 | 112 |  |
Debt | 7,392 | 7,326 |  |
Total liabilities | 12,172 | 10,509 |  |
Equity attributable to Icahn Enterprises | 5,839 | 6,560 |  |
Equity attributable to non-controlling interests | 5,813 | 6,420 |  |
Total equity | 11,652 | 12,980 | $ 11,862 | $ 11,486
Total liabilities and equity | 23,824 | 23,489 |  |
Investment Segment |  |  |  |
ASSETS |  |  |  |
Cash and cash equivalents | 7 | 5 |  |
Cash held at consolidated affiliated partnerships and restricted cash | 2,286 | 2,648 |  |
Investments | 7,130 | 6,867 |  |
Accounts receivable, net | 0 | 0 |  |
Inventories, net | 0 | 0 |  |
Property, plant and equipment, net | 0 | 0 |  |
Goodwill and intangible assets, net | 0 | 0 |  |
Assets held for sale | 0 | 0 |  |
Other assets | 1,268 | 1,230 |  |
Total assets | 10,691 | 10,750 |  |
LIABILITIES AND EQUITY |  |  |  |
Accounts payable, accrued expenses and other liabilities | 730 | 181 |  |
Securities sold, not yet purchased, at fair value | 447 | 468 |  |
Liabilities held for sale | 0 | 0 |  |
Debt | 0 | 0 |  |
Total liabilities | 1,177 | 649 |  |
Equity attributable to Icahn Enterprises | 4,772 | 5,066 |  |
Equity attributable to non-controlling interests | 4,742 | 5,035 |  |
Total equity | 9,514 | 10,101 |  |
Total liabilities and equity | 10,691 | 10,750 |  |
Energy Segment |  |  |  |
ASSETS |  |  |  |
Cash and cash equivalents | 467 | 668 |  |
Cash held at consolidated affiliated partnerships and restricted cash | 0 | 0 |  |
Investments | 83 | 84 |  |
Accounts receivable, net | 193 | 169 |  |
Inventories, net | 403 | 380 |  |
Property, plant and equipment, net | 3,004 | 3,027 |  |
Goodwill and intangible assets, net | 273 | 278 |  |
Assets held for sale | 33 | 33 |  |
Other assets | 232 | 192 |  |
Total assets | 4,688 | 4,831 |  |
LIABILITIES AND EQUITY |  |  |  |
Accounts payable, accrued expenses and other liabilities | 1,171 | 1,043 |  |
Securities sold, not yet purchased, at fair value | 0 | 0 |  |
Liabilities held for sale | 0 | 0 |  |
Debt | 1,196 | 1,170 |  |
Total liabilities | 2,367 | 2,213 |  |
Equity attributable to Icahn Enterprises | 1,290 | 1,274 |  |
Equity attributable to non-controlling interests | 1,031 | 1,344 |  |
Total equity | 2,321 | 2,618 |  |
Total liabilities and equity | 4,688 | 4,831 |  |
Automotive Segment |  |  |  |
ASSETS |  |  |  |
Cash and cash equivalents | 65 | 43 |  |
Cash held at consolidated affiliated partnerships and restricted cash | 0 | 0 |  |
Investments | 86 | 59 |  |
Accounts receivable, net | 168 | 149 |  |
Inventories, net | 1,233 | 1,203 |  |
Property, plant and equipment, net | 951 | 941 |  |
Goodwill and intangible assets, net | 391 | 412 |  |
Assets held for sale | 0 | 0 |  |
Other assets | 769 | 217 |  |
Total assets | 3,663 | 3,024 |  |
LIABILITIES AND EQUITY |  |  |  |
Accounts payable, accrued expenses and other liabilities | 1,426 | 905 |  |
Securities sold, not yet purchased, at fair value | 0 | 0 |  |
Liabilities held for sale | 0 | 0 |  |
Debt | 405 | 372 |  |
Total liabilities | 1,831 | 1,277 |  |
Equity attributable to Icahn Enterprises | 1,832 | 1,747 |  |
Equity attributable to non-controlling interests | 0 | 0 |  |
Total equity | 1,832 | 1,747 |  |
Total liabilities and equity | 3,663 | 3,024 |  |
Food Packaging Segment |  |  |  |
ASSETS |  |  |  |
Cash and cash equivalents | 33 | 46 |  |
Cash held at consolidated affiliated partnerships and restricted cash | 1 | 1 |  |
Investments | 0 | 0 |  |
Accounts receivable, net | 76 | 74 |  |
Inventories, net | 103 | 93 |  |
Property, plant and equipment, net | 168 | 169 |  |
Goodwill and intangible assets, net | 32 | 32 |  |
Assets held for sale | 0 | 0 |  |
Other assets | 139 | 96 |  |
Total assets | 552 | 511 |  |
LIABILITIES AND EQUITY |  |  |  |
Accounts payable, accrued expenses and other liabilities | 212 | 164 |  |
Securities sold, not yet purchased, at fair value | 0 | 0 |  |
Liabilities held for sale | 0 | 0 |  |
Debt | 271 | 273 |  |
Total liabilities | 483 | 437 |  |
Equity attributable to Icahn Enterprises | 52 | 55 |  |
Equity attributable to non-controlling interests | 17 | 19 |  |
Total equity | 69 | 74 |  |
Total liabilities and equity | 552 | 511 |  |
Metals Segment |  |  |  |
ASSETS |  |  |  |
Cash and cash equivalents | 11 | 20 |  |
Cash held at consolidated affiliated partnerships and restricted cash | 1 | 1 |  |
Investments | 0 | 0 |  |
Accounts receivable, net | 49 | 48 |  |
Inventories, net | 40 | 39 |  |
Property, plant and equipment, net | 115 | 115 |  |
Goodwill and intangible assets, net | 2 | 2 |  |
Assets held for sale | 1 | 1 |  |
Other assets | 22 | 7 |  |
Total assets | 241 | 233 |  |
LIABILITIES AND EQUITY |  |  |  |
Accounts payable, accrued expenses and other liabilities | 66 | 56 |  |
Securities sold, not yet purchased, at fair value | 0 | 0 |  |
Liabilities held for sale | 0 | 0 |  |
Debt | 1 | 0 |  |
Total liabilities | 67 | 56 |  |
Equity attributable to Icahn Enterprises | 174 | 177 |  |
Equity attributable to non-controlling interests | 0 | 0 |  |
Total equity | 174 | 177 |  |
Total liabilities and equity | 241 | 233 |  |
Real Estate Segment |  |  |  |
ASSETS |  |  |  |
Cash and cash equivalents | 41 | 39 |  |
Cash held at consolidated affiliated partnerships and restricted cash | 2 | 26 |  |
Investments | 15 | 15 |  |
Accounts receivable, net | 3 | 3 |  |
Inventories, net | 0 | 0 |  |
Property, plant and equipment, net | 376 | 367 |  |
Goodwill and intangible assets, net | 21 | 24 |  |
Assets held for sale | 0 | 0 |  |
Other assets | 34 | 34 |  |
Total assets | 492 | 508 |  |
LIABILITIES AND EQUITY |  |  |  |
Accounts payable, accrued expenses and other liabilities | 46 | 41 |  |
Securities sold, not yet purchased, at fair value | 0 | 0 |  |
Liabilities held for sale | 0 | 0 |  |
Debt | 2 | 2 |  |
Total liabilities | 48 | 43 |  |
Equity attributable to Icahn Enterprises | 444 | 465 |  |
Equity attributable to non-controlling interests | 0 | 0 |  |
Total equity | 444 | 465 |  |
Total liabilities and equity | 492 | 508 |  |
Home Fashion Segment |  |  |  |
ASSETS |  |  |  |
Cash and cash equivalents | 1 | 1 |  |
Cash held at consolidated affiliated partnerships and restricted cash | 2 | 2 |  |
Investments | 0 | 0 |  |
Accounts receivable, net | 28 | 31 |  |
Inventories, net | 73 | 64 |  |
Property, plant and equipment, net | 68 | 69 |  |
Goodwill and intangible assets, net | 0 | 0 |  |
Assets held for sale | 0 | 0 |  |
Other assets | 11 | 5 |  |
Total assets | 183 | 172 |  |
LIABILITIES AND EQUITY |  |  |  |
Accounts payable, accrued expenses and other liabilities | 42 | 35 |  |
Securities sold, not yet purchased, at fair value | 0 | 0 |  |
Liabilities held for sale | 0 | 0 |  |
Debt | 12 | 4 |  |
Total liabilities | 54 | 39 |  |
Equity attributable to Icahn Enterprises | 129 | 133 |  |
Equity attributable to non-controlling interests | 0 | 0 |  |
Total equity | 129 | 133 |  |
Total liabilities and equity | 183 | 172 |  |
Mining Segment |  |  |  |
ASSETS |  |  |  |
Cash and cash equivalents | 0 | 0 |  |
Cash held at consolidated affiliated partnerships and restricted cash | 0 | 0 |  |
Investments | 0 | 0 |  |
Accounts receivable, net | 0 | 0 |  |
Inventories, net | 0 | 0 |  |
Property, plant and equipment, net | 0 | 0 |  |
Goodwill and intangible assets, net | 0 | 0 |  |
Assets held for sale | 330 | 299 |  |
Other assets | 0 | 0 |  |
Total assets | 330 | 299 |  |
LIABILITIES AND EQUITY |  |  |  |
Accounts payable, accrued expenses and other liabilities | 0 | 0 |  |
Securities sold, not yet purchased, at fair value | 0 | 0 |  |
Liabilities held for sale | 136 | 112 |  |
Debt | 0 | 0 |  |
Total liabilities | 136 | 112 |  |
Equity attributable to Icahn Enterprises | 171 | 165 |  |
Equity attributable to non-controlling interests | 23 | 22 |  |
Total equity | 194 | 187 |  |
Total liabilities and equity | 330 | 299 |  |
Holding Company |  |  |  |
ASSETS |  |  |  |
Cash and cash equivalents | 2,139 | 1,834 |  |
Cash held at consolidated affiliated partnerships and restricted cash | 7 | 4 |  |
Investments | 789 | 1,312 |  |
Accounts receivable, net | 0 | 0 |  |
Inventories, net | 0 | 0 |  |
Property, plant and equipment, net | 0 | 0 |  |
Goodwill and intangible assets, net | 0 | 0 |  |
Assets held for sale | 0 | 0 |  |
Other assets | 49 | 11 |  |
Total assets | 2,984 | 3,161 |  |
LIABILITIES AND EQUITY |  |  |  |
Accounts payable, accrued expenses and other liabilities | 504 | 178 |  |
Securities sold, not yet purchased, at fair value | 0 | 0 |  |
Liabilities held for sale | 0 | 0 |  |
Debt | 5,505 | 5,505 |  |
Total liabilities | 6,009 | 5,683 |  |
Equity attributable to Icahn Enterprises | (3,025) | (2,522) |  |
Equity attributable to non-controlling interests | 0 | 0 |  |
Total equity | (3,025) | (2,522) |  |
Total liabilities and equity | $ 2,984 | $ 3,161 |  |

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