The aggregate cost of goods produced and sold during the reporting period, excluding depreciation, depletion, and amortization.

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- Definition

The aggregate direct operating costs incurred during the reporting period.

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Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

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The aggregate total costs related to selling a firm's product and services, as well as all other general and administrative expenses. Direct selling expenses (for example, credit, warranty, and advertising) are expenses that can be directly linked to the sale of specific products. Indirect selling expenses are expenses that cannot be directly linked to the sale of specific products, for example telephone expenses, Internet, and postal charges. General and administrative expenses include salaries of non-sales personnel, rent, utilities, communication, etc.

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Related Party Transactions - Expenses From Related Parties (Details) - USD ($) $ in Thousands	3 Months Ended								12 Months Ended
	Dec. 31, 2018	Sep. 30, 2018	Jun. 30, 2018	Mar. 31, 2018	Dec. 31, 2017	Sep. 30, 2017	Jun. 30, 2017	Mar. 31, 2017	Dec. 31, 2018	Dec. 31, 2017	Dec. 31, 2016
Related Party Transaction [Line Items]
Cost of materials and other	$ 27,263	$ 19,590	$ 19,139	$ 22,469	$ 21,501	$ 19,495	$ 22,141	$ 21,737	$ 88,461	$ 84,874	$ 93,749
Direct operating expenses	$ 37,851	$ 35,334	$ 47,465	$ 38,669	$ 41,566	$ 41,156	$ 37,840	$ 35,795	159,319	156,357	150,236
Selling, general and administrative expenses									25,023	25,630	29,276
Feedstock and Shared Services agreement \| CRRM
Related Party Transaction [Line Items]
Cost of materials and other									0	0	204
Coke Supply Agreement \| CRRM \| Petroleum coke
Related Party Transaction [Line Items]
Cost of materials and other									2,630	1,985	2,088
Hydrogen Purchase and Sale Agreement \| CRRM \| Hydrogen
Related Party Transaction [Line Items]
Cost of materials and other									4,218	4,167	0
Services Agreement \| CVR Energy
Related Party Transaction [Line Items]
Direct operating expenses									2,990	3,061	3,583
Selling, general and administrative expenses									14,157	12,924	11,761
Limited Partnership Agreement \| CVR GP
Related Party Transaction [Line Items]
Direct operating expenses									756	580	725
Selling, general and administrative expenses									$ 2,419	$ 2,691	$ 3,229