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CONSOLIDATED STATEMENTS OF CHANGES IN EQUITY (USD $) In Millions, except Share data, unless otherwise specified | Total | Total CVR Stockholders' Equity | $0.01 Par Value Common Stock | Additional Paid-In Capital | Retained Earnings (Deficit) | Treasury Stock | Accumulated Other Comprehensive Income (Loss) | Noncontrolling Interest | Initial Public Offering | Initial Public Offering Total CVR Stockholders' Equity | Initial Public Offering Additional Paid-In Capital | Initial Public Offering Noncontrolling Interest | Underwritten Offering | Underwritten Offering Total CVR Stockholders' Equity | Underwritten Offering Additional Paid-In Capital | Underwritten Offering Noncontrolling Interest | Private Placement | Private Placement Total CVR Stockholders' Equity | Private Placement Additional Paid-In Capital | Private Placement Noncontrolling Interest | Secondary Offering | Secondary Offering Total CVR Stockholders' Equity | Secondary Offering Additional Paid-In Capital | Secondary Offering Accumulated Other Comprehensive Income (Loss) | Secondary Offering Noncontrolling Interest | Second Underwritten Offering | Second Underwritten Offering Total CVR Stockholders' Equity | Second Underwritten Offering Additional Paid-In Capital | Second Underwritten Offering Noncontrolling Interest | CVR Partners, LP | CVR Partners, LP Noncontrolling Interest | CVR Refining, LP | CVR Refining, LP Noncontrolling Interest
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Balance at Dec. 31, 2011 | $ 1,299.7 us-gaap_StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest | $ 1,151.6 us-gaap_StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest / us-gaap_StatementEquityComponentsAxis = us-gaap_ParentMember | $ 0.9 us-gaap_StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest / us-gaap_StatementEquityComponentsAxis = us-gaap_CommonStockMember | $ 587.2 us-gaap_StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest / us-gaap_StatementEquityComponentsAxis = us-gaap_AdditionalPaidInCapitalMember | $ 566.8 us-gaap_StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest / us-gaap_StatementEquityComponentsAxis = us-gaap_RetainedEarningsMember | $ (2.3)us-gaap_StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest / us-gaap_StatementEquityComponentsAxis = us-gaap_TreasuryStockMember | $ (1.0)us-gaap_StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest / us-gaap_StatementEquityComponentsAxis = us-gaap_AccumulatedOtherComprehensiveIncomeMember | $ 148.1 us-gaap_StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest / us-gaap_StatementEquityComponentsAxis = us-gaap_NoncontrollingInterestMember |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Balance (in shares) at Dec. 31, 2011 |  |  | 86,906,760 us-gaap_CommonStockSharesOutstanding / us-gaap_StatementEquityComponentsAxis = us-gaap_CommonStockMember |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Increase (Decrease) in Stockholders' Equity |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Distributions to noncontrolling interest holders | (48.8)us-gaap_MinorityInterestDecreaseFromDistributionsToNoncontrollingInterestHolders |  |  |  |  |  |  | (48.8)us-gaap_MinorityInterestDecreaseFromDistributionsToNoncontrollingInterestHolders / us-gaap_StatementEquityComponentsAxis = us-gaap_NoncontrollingInterestMember |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Share-based compensation | 7.2 us-gaap_StockIssuedDuringPeriodValueShareBasedCompensation | 5.1 us-gaap_StockIssuedDuringPeriodValueShareBasedCompensation / us-gaap_StatementEquityComponentsAxis = us-gaap_ParentMember |  | 5.1 us-gaap_StockIssuedDuringPeriodValueShareBasedCompensation / us-gaap_StatementEquityComponentsAxis = us-gaap_AdditionalPaidInCapitalMember |  |  |  | 2.1 us-gaap_StockIssuedDuringPeriodValueShareBasedCompensation / us-gaap_StatementEquityComponentsAxis = us-gaap_NoncontrollingInterestMember |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Modification and reclassification of equity share-based compensation award to liability based award | (9.9)us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardPlanModificationIncrementalCompensationCost | (9.9)us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardPlanModificationIncrementalCompensationCost / us-gaap_StatementEquityComponentsAxis = us-gaap_ParentMember |  | (9.9)us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardPlanModificationIncrementalCompensationCost / us-gaap_StatementEquityComponentsAxis = us-gaap_AdditionalPaidInCapitalMember |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Modification and reclassification of subsidiary equity share-based compensation award to liability based award | (0.5)cvi_ShareBasedCompensationArrangementByShareBasedPaymentAwardPlanModificationIncrementalCompensationCostOfSubsidiary | (0.3)cvi_ShareBasedCompensationArrangementByShareBasedPaymentAwardPlanModificationIncrementalCompensationCostOfSubsidiary / us-gaap_StatementEquityComponentsAxis = us-gaap_ParentMember |  | (0.3)cvi_ShareBasedCompensationArrangementByShareBasedPaymentAwardPlanModificationIncrementalCompensationCostOfSubsidiary / us-gaap_StatementEquityComponentsAxis = us-gaap_AdditionalPaidInCapitalMember |  |  |  | (0.2)cvi_ShareBasedCompensationArrangementByShareBasedPaymentAwardPlanModificationIncrementalCompensationCostOfSubsidiary / us-gaap_StatementEquityComponentsAxis = us-gaap_NoncontrollingInterestMember |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Exercise of stock options (in shares) |  |  | 22,900 us-gaap_StockIssuedDuringPeriodSharesStockOptionsExercised / us-gaap_StatementEquityComponentsAxis = us-gaap_CommonStockMember |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Exercise of stock options | 0.4 us-gaap_StockIssuedDuringPeriodValueStockOptionsExercised | 0.4 us-gaap_StockIssuedDuringPeriodValueStockOptionsExercised / us-gaap_StatementEquityComponentsAxis = us-gaap_ParentMember |  | 0.4 us-gaap_StockIssuedDuringPeriodValueStockOptionsExercised / us-gaap_StatementEquityComponentsAxis = us-gaap_AdditionalPaidInCapitalMember |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Redemption of common units | (0.3)us-gaap_StockRedeemedOrCalledDuringPeriodValue | (0.2)us-gaap_StockRedeemedOrCalledDuringPeriodValue / us-gaap_StatementEquityComponentsAxis = us-gaap_ParentMember |  | (0.2)us-gaap_StockRedeemedOrCalledDuringPeriodValue / us-gaap_StatementEquityComponentsAxis = us-gaap_AdditionalPaidInCapitalMember |  |  |  | (0.1)us-gaap_StockRedeemedOrCalledDuringPeriodValue / us-gaap_StatementEquityComponentsAxis = us-gaap_NoncontrollingInterestMember |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Net income | 412.6 us-gaap_ProfitLoss | 378.6 us-gaap_ProfitLoss / us-gaap_StatementEquityComponentsAxis = us-gaap_ParentMember |  |  | 378.6 us-gaap_ProfitLoss / us-gaap_StatementEquityComponentsAxis = us-gaap_RetainedEarningsMember |  |  | 34.0 us-gaap_ProfitLoss / us-gaap_StatementEquityComponentsAxis = us-gaap_NoncontrollingInterestMember |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Net gain (loss) on interest rate swaps, net of tax | (0.3)us-gaap_OtherComprehensiveIncomeLossDerivativesQualifyingAsHedgesNetOfTax | (0.2)us-gaap_OtherComprehensiveIncomeLossDerivativesQualifyingAsHedgesNetOfTax / us-gaap_StatementEquityComponentsAxis = us-gaap_ParentMember |  |  |  |  | (0.2)us-gaap_OtherComprehensiveIncomeLossDerivativesQualifyingAsHedgesNetOfTax / us-gaap_StatementEquityComponentsAxis = us-gaap_AccumulatedOtherComprehensiveIncomeMember | (0.1)us-gaap_OtherComprehensiveIncomeLossDerivativesQualifyingAsHedgesNetOfTax / us-gaap_StatementEquityComponentsAxis = us-gaap_NoncontrollingInterestMember |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Balance at Dec. 31, 2012 | 1,660.1 us-gaap_StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest | 1,525.1 us-gaap_StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest / us-gaap_StatementEquityComponentsAxis = us-gaap_ParentMember | 0.9 us-gaap_StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest / us-gaap_StatementEquityComponentsAxis = us-gaap_CommonStockMember | 582.3 us-gaap_StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest / us-gaap_StatementEquityComponentsAxis = us-gaap_AdditionalPaidInCapitalMember | 945.4 us-gaap_StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest / us-gaap_StatementEquityComponentsAxis = us-gaap_RetainedEarningsMember | (2.3)us-gaap_StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest / us-gaap_StatementEquityComponentsAxis = us-gaap_TreasuryStockMember | (1.2)us-gaap_StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest / us-gaap_StatementEquityComponentsAxis = us-gaap_AccumulatedOtherComprehensiveIncomeMember | 135.0 us-gaap_StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest / us-gaap_StatementEquityComponentsAxis = us-gaap_NoncontrollingInterestMember |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Balance (in shares) at Dec. 31, 2012 |  |  | 86,929,660 us-gaap_CommonStockSharesOutstanding / us-gaap_StatementEquityComponentsAxis = us-gaap_CommonStockMember |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Increase (Decrease) in Stockholders' Equity |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Impact from the issuance of CVR Refining / CVR Partners common units to the public |  |  |  |  |  |  |  |  | 505.7 us-gaap_StockIssuedDuringPeriodValueNewIssues / us-gaap_TransactionTypeAxis = us-gaap_IPOMember | 229.3 us-gaap_StockIssuedDuringPeriodValueNewIssues / us-gaap_StatementEquityComponentsAxis = us-gaap_ParentMember / us-gaap_TransactionTypeAxis = us-gaap_IPOMember | 229.3 us-gaap_StockIssuedDuringPeriodValueNewIssues / us-gaap_StatementEquityComponentsAxis = us-gaap_AdditionalPaidInCapitalMember / us-gaap_TransactionTypeAxis = us-gaap_IPOMember | 276.4 us-gaap_StockIssuedDuringPeriodValueNewIssues / us-gaap_StatementEquityComponentsAxis = us-gaap_NoncontrollingInterestMember / us-gaap_TransactionTypeAxis = us-gaap_IPOMember | 297.6 us-gaap_StockIssuedDuringPeriodValueNewIssues / us-gaap_TransactionTypeAxis = cvi_UnderwrittenOfferingMember | 148.9 us-gaap_StockIssuedDuringPeriodValueNewIssues / us-gaap_StatementEquityComponentsAxis = us-gaap_ParentMember / us-gaap_TransactionTypeAxis = cvi_UnderwrittenOfferingMember | 148.9 us-gaap_StockIssuedDuringPeriodValueNewIssues / us-gaap_StatementEquityComponentsAxis = us-gaap_AdditionalPaidInCapitalMember / us-gaap_TransactionTypeAxis = cvi_UnderwrittenOfferingMember | 148.7 us-gaap_StockIssuedDuringPeriodValueNewIssues / us-gaap_StatementEquityComponentsAxis = us-gaap_NoncontrollingInterestMember / us-gaap_TransactionTypeAxis = cvi_UnderwrittenOfferingMember | 46.3 us-gaap_StockIssuedDuringPeriodValueNewIssues / us-gaap_TransactionTypeAxis = us-gaap_PrivatePlacementMember | 23.6 us-gaap_StockIssuedDuringPeriodValueNewIssues / us-gaap_StatementEquityComponentsAxis = us-gaap_ParentMember / us-gaap_TransactionTypeAxis = us-gaap_PrivatePlacementMember | 23.6 us-gaap_StockIssuedDuringPeriodValueNewIssues / us-gaap_StatementEquityComponentsAxis = us-gaap_AdditionalPaidInCapitalMember / us-gaap_TransactionTypeAxis = us-gaap_PrivatePlacementMember | 22.7 us-gaap_StockIssuedDuringPeriodValueNewIssues / us-gaap_StatementEquityComponentsAxis = us-gaap_NoncontrollingInterestMember / us-gaap_TransactionTypeAxis = us-gaap_PrivatePlacementMember | 204.0 us-gaap_StockIssuedDuringPeriodValueNewIssues / us-gaap_TransactionTypeAxis = cvi_SecondaryOfferingMember | 129.9 us-gaap_StockIssuedDuringPeriodValueNewIssues / us-gaap_StatementEquityComponentsAxis = us-gaap_ParentMember / us-gaap_TransactionTypeAxis = cvi_SecondaryOfferingMember | 129.7 us-gaap_StockIssuedDuringPeriodValueNewIssues / us-gaap_StatementEquityComponentsAxis = us-gaap_AdditionalPaidInCapitalMember / us-gaap_TransactionTypeAxis = cvi_SecondaryOfferingMember | 0.2 us-gaap_StockIssuedDuringPeriodValueNewIssues / us-gaap_StatementEquityComponentsAxis = us-gaap_AccumulatedOtherComprehensiveIncomeMember / us-gaap_TransactionTypeAxis = cvi_SecondaryOfferingMember | 74.1 us-gaap_StockIssuedDuringPeriodValueNewIssues / us-gaap_StatementEquityComponentsAxis = us-gaap_NoncontrollingInterestMember / us-gaap_TransactionTypeAxis = cvi_SecondaryOfferingMember |  |  |  |  |  |  |  |
Dividends paid to CVR Energy stockholders | (1,237.3)us-gaap_DividendsCommonStockCash | (1,237.3)us-gaap_DividendsCommonStockCash / us-gaap_StatementEquityComponentsAxis = us-gaap_ParentMember |  |  | (1,237.3)us-gaap_DividendsCommonStockCash / us-gaap_StatementEquityComponentsAxis = us-gaap_RetainedEarningsMember |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Distributions to noncontrolling interest holders |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | (50.0)us-gaap_MinorityInterestDecreaseFromDistributionsToNoncontrollingInterestHolders / dei_LegalEntityAxis = cvi_CVRPartnersLPMember | (50.0)us-gaap_MinorityInterestDecreaseFromDistributionsToNoncontrollingInterestHolders / dei_LegalEntityAxis = cvi_CVRPartnersLPMember / us-gaap_StatementEquityComponentsAxis = us-gaap_NoncontrollingInterestMember | (114.2)us-gaap_MinorityInterestDecreaseFromDistributionsToNoncontrollingInterestHolders / dei_LegalEntityAxis = cvi_CVRRefiningLimitedPartnershipMember | (114.2)us-gaap_MinorityInterestDecreaseFromDistributionsToNoncontrollingInterestHolders / dei_LegalEntityAxis = cvi_CVRRefiningLimitedPartnershipMember / us-gaap_StatementEquityComponentsAxis = us-gaap_NoncontrollingInterestMember
Share-based compensation | 1.2 us-gaap_StockIssuedDuringPeriodValueShareBasedCompensation | (1.6)us-gaap_StockIssuedDuringPeriodValueShareBasedCompensation / us-gaap_StatementEquityComponentsAxis = us-gaap_ParentMember |  | 1.0 us-gaap_StockIssuedDuringPeriodValueShareBasedCompensation / us-gaap_StatementEquityComponentsAxis = us-gaap_AdditionalPaidInCapitalMember | (2.6)us-gaap_StockIssuedDuringPeriodValueShareBasedCompensation / us-gaap_StatementEquityComponentsAxis = us-gaap_RetainedEarningsMember |  |  | 2.8 us-gaap_StockIssuedDuringPeriodValueShareBasedCompensation / us-gaap_StatementEquityComponentsAxis = us-gaap_NoncontrollingInterestMember |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Excess tax deficiency from share-based compensation | (0.1)us-gaap_AdjustmentsToAdditionalPaidInCapitalIncomeTaxDeficiencyFromShareBasedCompensation | (0.1)us-gaap_AdjustmentsToAdditionalPaidInCapitalIncomeTaxDeficiencyFromShareBasedCompensation / us-gaap_StatementEquityComponentsAxis = us-gaap_ParentMember |  | (0.1)us-gaap_AdjustmentsToAdditionalPaidInCapitalIncomeTaxDeficiencyFromShareBasedCompensation / us-gaap_StatementEquityComponentsAxis = us-gaap_AdditionalPaidInCapitalMember |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Redemption of common units | (0.5)us-gaap_StockRedeemedOrCalledDuringPeriodValue | (0.3)us-gaap_StockRedeemedOrCalledDuringPeriodValue / us-gaap_StatementEquityComponentsAxis = us-gaap_ParentMember |  | (0.3)us-gaap_StockRedeemedOrCalledDuringPeriodValue / us-gaap_StatementEquityComponentsAxis = us-gaap_AdditionalPaidInCapitalMember |  |  |  | (0.2)us-gaap_StockRedeemedOrCalledDuringPeriodValue / us-gaap_StatementEquityComponentsAxis = us-gaap_NoncontrollingInterestMember |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Net income | 522.0 us-gaap_ProfitLoss | 370.7 us-gaap_ProfitLoss / us-gaap_StatementEquityComponentsAxis = us-gaap_ParentMember |  |  | 370.7 us-gaap_ProfitLoss / us-gaap_StatementEquityComponentsAxis = us-gaap_RetainedEarningsMember |  |  | 151.3 us-gaap_ProfitLoss / us-gaap_StatementEquityComponentsAxis = us-gaap_NoncontrollingInterestMember |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Net gain (loss) on interest rate swaps, net of tax | 0.6 us-gaap_OtherComprehensiveIncomeLossDerivativesQualifyingAsHedgesNetOfTax | 0.4 us-gaap_OtherComprehensiveIncomeLossDerivativesQualifyingAsHedgesNetOfTax / us-gaap_StatementEquityComponentsAxis = us-gaap_ParentMember |  |  |  |  | 0.4 us-gaap_OtherComprehensiveIncomeLossDerivativesQualifyingAsHedgesNetOfTax / us-gaap_StatementEquityComponentsAxis = us-gaap_AccumulatedOtherComprehensiveIncomeMember | 0.2 us-gaap_OtherComprehensiveIncomeLossDerivativesQualifyingAsHedgesNetOfTax / us-gaap_StatementEquityComponentsAxis = us-gaap_NoncontrollingInterestMember |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Balance at Dec. 31, 2013 | 1,835.4 us-gaap_StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest | 1,188.6 us-gaap_StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest / us-gaap_StatementEquityComponentsAxis = us-gaap_ParentMember | 0.9 us-gaap_StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest / us-gaap_StatementEquityComponentsAxis = us-gaap_CommonStockMember | 1,114.4 us-gaap_StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest / us-gaap_StatementEquityComponentsAxis = us-gaap_AdditionalPaidInCapitalMember | 76.2 us-gaap_StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest / us-gaap_StatementEquityComponentsAxis = us-gaap_RetainedEarningsMember | (2.3)us-gaap_StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest / us-gaap_StatementEquityComponentsAxis = us-gaap_TreasuryStockMember | (0.6)us-gaap_StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest / us-gaap_StatementEquityComponentsAxis = us-gaap_AccumulatedOtherComprehensiveIncomeMember | 646.8 us-gaap_StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest / us-gaap_StatementEquityComponentsAxis = us-gaap_NoncontrollingInterestMember |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Balance (in shares) at Dec. 31, 2013 |  |  | 86,929,660 us-gaap_CommonStockSharesOutstanding / us-gaap_StatementEquityComponentsAxis = us-gaap_CommonStockMember |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Increase (Decrease) in Stockholders' Equity |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Impact from the issuance of CVR Refining / CVR Partners common units to the public |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 148.9 us-gaap_StockIssuedDuringPeriodValueNewIssues / us-gaap_TransactionTypeAxis = cvi_SecondUnderwrittenOfferingMember | 60.3 us-gaap_StockIssuedDuringPeriodValueNewIssues / us-gaap_StatementEquityComponentsAxis = us-gaap_ParentMember / us-gaap_TransactionTypeAxis = cvi_SecondUnderwrittenOfferingMember | 60.3 us-gaap_StockIssuedDuringPeriodValueNewIssues / us-gaap_StatementEquityComponentsAxis = us-gaap_AdditionalPaidInCapitalMember / us-gaap_TransactionTypeAxis = cvi_SecondUnderwrittenOfferingMember | 88.6 us-gaap_StockIssuedDuringPeriodValueNewIssues / us-gaap_StatementEquityComponentsAxis = us-gaap_NoncontrollingInterestMember / us-gaap_TransactionTypeAxis = cvi_SecondUnderwrittenOfferingMember |  |  |  |
Dividends paid to CVR Energy stockholders | (434.2)us-gaap_DividendsCommonStockCash | (434.2)us-gaap_DividendsCommonStockCash / us-gaap_StatementEquityComponentsAxis = us-gaap_ParentMember |  |  | (434.2)us-gaap_DividendsCommonStockCash / us-gaap_StatementEquityComponentsAxis = us-gaap_RetainedEarningsMember |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Distributions to noncontrolling interest holders |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | (48.2)us-gaap_MinorityInterestDecreaseFromDistributionsToNoncontrollingInterestHolders / dei_LegalEntityAxis = cvi_CVRPartnersLPMember | (48.2)us-gaap_MinorityInterestDecreaseFromDistributionsToNoncontrollingInterestHolders / dei_LegalEntityAxis = cvi_CVRPartnersLPMember / us-gaap_StatementEquityComponentsAxis = us-gaap_NoncontrollingInterestMember | (136.7)us-gaap_MinorityInterestDecreaseFromDistributionsToNoncontrollingInterestHolders / dei_LegalEntityAxis = cvi_CVRRefiningLimitedPartnershipMember | (136.7)us-gaap_MinorityInterestDecreaseFromDistributionsToNoncontrollingInterestHolders / dei_LegalEntityAxis = cvi_CVRRefiningLimitedPartnershipMember / us-gaap_StatementEquityComponentsAxis = us-gaap_NoncontrollingInterestMember
Share-based compensation | 0.1 us-gaap_StockIssuedDuringPeriodValueShareBasedCompensation | (0.7)us-gaap_StockIssuedDuringPeriodValueShareBasedCompensation / us-gaap_StatementEquityComponentsAxis = us-gaap_ParentMember |  | 0.1 us-gaap_StockIssuedDuringPeriodValueShareBasedCompensation / us-gaap_StatementEquityComponentsAxis = us-gaap_AdditionalPaidInCapitalMember | (0.8)us-gaap_StockIssuedDuringPeriodValueShareBasedCompensation / us-gaap_StatementEquityComponentsAxis = us-gaap_RetainedEarningsMember |  |  | 0.8 us-gaap_StockIssuedDuringPeriodValueShareBasedCompensation / us-gaap_StatementEquityComponentsAxis = us-gaap_NoncontrollingInterestMember |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Excess tax deficiency from share-based compensation | (0.1)us-gaap_AdjustmentsToAdditionalPaidInCapitalIncomeTaxDeficiencyFromShareBasedCompensation | (0.1)us-gaap_AdjustmentsToAdditionalPaidInCapitalIncomeTaxDeficiencyFromShareBasedCompensation / us-gaap_StatementEquityComponentsAxis = us-gaap_ParentMember |  | (0.1)us-gaap_AdjustmentsToAdditionalPaidInCapitalIncomeTaxDeficiencyFromShareBasedCompensation / us-gaap_StatementEquityComponentsAxis = us-gaap_AdditionalPaidInCapitalMember |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Net income | 309.4 us-gaap_ProfitLoss | 173.9 us-gaap_ProfitLoss / us-gaap_StatementEquityComponentsAxis = us-gaap_ParentMember |  |  | 173.9 us-gaap_ProfitLoss / us-gaap_StatementEquityComponentsAxis = us-gaap_RetainedEarningsMember |  |  | 135.5 us-gaap_ProfitLoss / us-gaap_StatementEquityComponentsAxis = us-gaap_NoncontrollingInterestMember |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Net gain (loss) on interest rate swaps, net of tax | 0.7 us-gaap_OtherComprehensiveIncomeLossDerivativesQualifyingAsHedgesNetOfTax | 0.3 us-gaap_OtherComprehensiveIncomeLossDerivativesQualifyingAsHedgesNetOfTax / us-gaap_StatementEquityComponentsAxis = us-gaap_ParentMember |  |  |  |  | 0.3 us-gaap_OtherComprehensiveIncomeLossDerivativesQualifyingAsHedgesNetOfTax / us-gaap_StatementEquityComponentsAxis = us-gaap_AccumulatedOtherComprehensiveIncomeMember | 0.4 us-gaap_OtherComprehensiveIncomeLossDerivativesQualifyingAsHedgesNetOfTax / us-gaap_StatementEquityComponentsAxis = us-gaap_NoncontrollingInterestMember |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Balance at Dec. 31, 2014 | $ 1,675.3 us-gaap_StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest | $ 988.1 us-gaap_StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest / us-gaap_StatementEquityComponentsAxis = us-gaap_ParentMember | $ 0.9 us-gaap_StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest / us-gaap_StatementEquityComponentsAxis = us-gaap_CommonStockMember | $ 1,174.7 us-gaap_StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest / us-gaap_StatementEquityComponentsAxis = us-gaap_AdditionalPaidInCapitalMember | $ (184.9)us-gaap_StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest / us-gaap_StatementEquityComponentsAxis = us-gaap_RetainedEarningsMember | $ (2.3)us-gaap_StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest / us-gaap_StatementEquityComponentsAxis = us-gaap_TreasuryStockMember | $ (0.3)us-gaap_StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest / us-gaap_StatementEquityComponentsAxis = us-gaap_AccumulatedOtherComprehensiveIncomeMember | $ 687.2 us-gaap_StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest / us-gaap_StatementEquityComponentsAxis = us-gaap_NoncontrollingInterestMember |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Balance (in shares) at Dec. 31, 2014 |  |  | 86,929,660 us-gaap_CommonStockSharesOutstanding / us-gaap_StatementEquityComponentsAxis = us-gaap_CommonStockMember |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |

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