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Share-Based Compensation (Tables) | 3 Months Ended
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Mar. 31, 2021
Share-based Payment Arrangement [Abstract] |
Schedule of share-based compensation expense | A summary of compensation expense during the three months ended March 31, 2021 and 2020 is presented below:
|  |  | Three Months Ended March 31,
(in millions) |  |  |  |  | 2021 |  | 2020
Performance Unit Awards |  |  |  |  | $ | (3) |  |  | $ | — |
CVR Partners LTIP - Phantom Unit Awards |  |  |  |  | 4 |  |  | (1) |
Incentive Unit Awards |  |  |  |  | 7 |  |  | (1) |
Total Share-Based Compensation Expense |  |  |  |  | $ | 8 |  |  | $ | (2) |

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- Definition Tabular disclosure of cost recognized for award under share-based payment arrangement by plan. Includes, but is not limited to, related tax benefit. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (h)(1) -URI http://asc.fasb.org/extlink&oid=120381028&loc=d3e5070-113901 + Details
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