Related Party Transactions - Dividends to CVR Energy Stockholders (Details) - USD ($) $ / shares in Units, $ in Millions									3 Months Ended	12 Months Ended
	Nov. 20, 2023	Aug. 21, 2023	May 22, 2023	Mar. 13, 2023	Nov. 21, 2022	Aug. 22, 2022	May 23, 2022	May 26, 2021	Mar. 31, 2022	Dec. 31, 2023	Dec. 31, 2022	Dec. 31, 2021
Related Party Transaction [Line Items]
Quarterly Dividends Per Share (in dollars per share)	$ 0.50	$ 0.50	$ 0.50	$ 0.50	$ 0.40	$ 0.40	$ 0.40		$ 0	$ 2.00	$ 1.20	$ 0
Quarterly Dividends Paid (in millions)	$ 50	$ 50	$ 50	$ 50	$ 40	$ 40	$ 40			$ 201	$ 121
Special Dividends Per Share (in dollars per share)	$ 1.50	$ 1.00			$ 1.00	$ 2.60		$ 4.89		$ 2.50	$ 3.60
Special Dividends Paid (in millions)	$ 151	$ 101			$ 101	$ 261		$ 492		$ 251	$ 362
Public Stockholders
Related Party Transaction [Line Items]
Quarterly Dividends Paid (in millions)	17	15	15	15	12	12	12			61	36
Special Dividends Paid (in millions)	51	29			29	76				80	106
IEP
Related Party Transaction [Line Items]
Quarterly Dividends Paid (in millions)	33	36	$ 36	$ 36	28	28	$ 28			140	85
Special Dividends Paid (in millions)	$ 100	$ 71			$ 71	$ 185				$ 171	$ 256