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v3.25.1

Description of Business (Details) $ in Millions |  | 3 Months Ended |
--- | --- | --- | ---
Apr. 24, 2025 | Mar. 31, 2025 USD ($) product item country shares | Dec. 31, 2024 USD ($)
Description of Business [Line Items] |  |  |
Number of Country Clubs Operated | country |  | 2 |
Icahn Enterprises Holdings |  |  |
Description of Business [Line Items] |  |  |
Percentage of equity ownership in operating subsidiary |  | 99.00% |
Icahn Enterprises Holdings | Icahn Enterprises G.P. |  |  |
Description of Business [Line Items] |  |  |
General partner ownership percentage in Icahn Enterprises |  | 1.00% |
Icahn Enterprises Holdings | Mr. Icahn and affiliates |  |  |
Description of Business [Line Items] |  |  |
Affiliate ownership interest |  | 86.00% |
Icahn Enterprises G.P. |  |  |
Description of Business [Line Items] |  |  |
Aggregate general partner ownership interest of parent and operating subsidiary |  | 1.99% |
CVR Refining |  |  |
Description of Business [Line Items] |  |  |
Percentage of equity ownership in operating subsidiary |  | 37.00% |
CVR Energy | Energy |  |  |
Description of Business [Line Items] |  |  |
Percentage of equity ownership in operating subsidiary |  | 68.00% |
CVR Energy | Energy | Subsequent event |  |  |
Description of Business [Line Items] |  |  |
Percentage of equity ownership in operating subsidiary | 70.00% |  |
Viskase | Private Placement |  |  |
Description of Business [Line Items] |  |  |
Percentage of equity ownership in operating subsidiary |  | 91.00% |
Additional common stock (in shares) | shares |  | 7,142,858 |
Additional common stock value | $ |  | $ 15.0 |
CVR Partners | Energy |  |  |
Description of Business [Line Items] |  |  |
Percentage of equity ownership in operating subsidiary |  | 2.00% |
CVR Partners | Energy | Subsequent event |  |  |
Description of Business [Line Items] |  |  |
Percentage of equity ownership in operating subsidiary | 3.00% |  |
Investment Funds |  |  |
Description of Business [Line Items] |  |  |
Fair value of investment in subsidiary | $ |  | $ 2,500.0 | $ 2,700.0
CVR Partners | CVR Energy |  |  |
Description of Business [Line Items] |  |  |
Percentage of equity ownership in operating subsidiary |  | 100.00% |
Vivus | Pharma |  |  |
Description of Business [Line Items] |  |  |
Number of approved therapies | item |  | 2 |
Number of product candidates in active clinical development | item |  | 2 |
Number of product candidates | product |  | 2 |

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