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Supplemental Cash Flow Information (Details) - USD ($) $ in Millions | 12 Months Ended
--- | ---
Dec. 31, 2020 | Dec. 31, 2019 | Dec. 31, 2018
Supplemental cash flow information [Line Items] |  |  |
Cash payments for interest, net of amounts capitalized | $ (507) | $ (524) | $ (484)
Cash receipts (payments) for income taxes, net of payments | 22 | (64) | (20)
Non-cash consideration for obtaining a controlling interest in subsidiary | (249) |  |
Non-cash Investment segment contributions from non-controlling interests | $ 1,240 |  |
Equity investment consideration received from sale of business |  |  | $ 1,241
Icahn Enterprises Holdings |  |  |
Supplemental cash flow information [Line Items] |  |  |
Non-cash distribution to limited partner |  | $ 32 |

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- Definition The amount of cash paid during the current period to foreign, federal, state, and local authorities as taxes on income, net of any cash received during the current period as refunds for the overpayment of taxes. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 50 -Paragraph 2 -URI http://asc.fasb.org/extlink&oid=98513485&loc=d3e4297-108586 + Details
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