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Share-Based Compensation (Details 2) (CVR Partners LTIP, USD $)
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3 Months Ended |
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Mar. 31, 2015
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Mar. 31, 2014
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Dec. 31, 2014
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| Share-Based Compensation |
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| Vesting period |
3 years |
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| Common stock authorized for issuance (in shares) |
5,000,000us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardNumberOfSharesAuthorized |
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| Common units available for issuance (in shares) |
4,820,215us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardNumberOfSharesAvailableForGrant |
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Tranche One
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| Share-Based Compensation |
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| Vesting percentage |
33.33%us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardAwardVestingRightsPercentage / us-gaap_PlanNameAxis = uan_CVRPartnersLongTermIncentivePlanMember / us-gaap_VestingAxis = us-gaap_ShareBasedCompensationAwardTrancheOneMember |
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Tranche Two
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| Share-Based Compensation |
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| Vesting percentage |
33.33%us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardAwardVestingRightsPercentage / us-gaap_PlanNameAxis = uan_CVRPartnersLongTermIncentivePlanMember / us-gaap_VestingAxis = us-gaap_ShareBasedCompensationAwardTrancheTwoMember |
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Tranche Three
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| Share-Based Compensation |
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| Vesting percentage |
33.33%us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardAwardVestingRightsPercentage / us-gaap_PlanNameAxis = uan_CVRPartnersLongTermIncentivePlanMember / us-gaap_VestingAxis = us-gaap_ShareBasedCompensationAwardTrancheThreeMember |
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| Phantom Stock Units |
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| Share-Based Compensation |
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| Vesting period |
3 years |
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| Number of shares considered for determining cash payment for each award upon vesting |
1uan_SharebasedCompensationArrangementBySharebasedPaymentAwardNumberOfSharesConsideredForDeterminingCashPaymentForEachAwardUponVesting / us-gaap_AwardTypeAxis = uan_PhantomStockUnitsMember / us-gaap_PlanNameAxis = uan_CVRPartnersLongTermIncentivePlanMember |
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| Phantom Stock Units | Tranche One |
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| Share-Based Compensation |
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| Vesting percentage |
33.33%us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardAwardVestingRightsPercentage / us-gaap_AwardTypeAxis = uan_PhantomStockUnitsMember / us-gaap_PlanNameAxis = uan_CVRPartnersLongTermIncentivePlanMember / us-gaap_VestingAxis = us-gaap_ShareBasedCompensationAwardTrancheOneMember |
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| Phantom Stock Units | Tranche Two |
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| Share-Based Compensation |
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| Vesting percentage |
33.33%us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardAwardVestingRightsPercentage / us-gaap_AwardTypeAxis = uan_PhantomStockUnitsMember / us-gaap_PlanNameAxis = uan_CVRPartnersLongTermIncentivePlanMember / us-gaap_VestingAxis = us-gaap_ShareBasedCompensationAwardTrancheTwoMember |
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| Phantom Stock Units | Tranche Three |
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| Share-Based Compensation |
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| Vesting percentage |
33.33%us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardAwardVestingRightsPercentage / us-gaap_AwardTypeAxis = uan_PhantomStockUnitsMember / us-gaap_PlanNameAxis = uan_CVRPartnersLongTermIncentivePlanMember / us-gaap_VestingAxis = us-gaap_ShareBasedCompensationAwardTrancheThreeMember |
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| Phantom Stock and Common Units |
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| Share-Based Compensation |
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| Unrecognized compensation cost |
2,500,000us-gaap_EmployeeServiceShareBasedCompensationNonvestedAwardsTotalCompensationCostNotYetRecognized / us-gaap_AwardTypeAxis = uan_PhantomUnitandCommonUnitMember / us-gaap_PlanNameAxis = uan_CVRPartnersLongTermIncentivePlanMember |
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| Weighted-average period for amortization of unrecognized compensation cost |
1 year 7 months |
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| Compensation expense |
600,000us-gaap_AllocatedShareBasedCompensationExpense / us-gaap_AwardTypeAxis = uan_PhantomUnitandCommonUnitMember / us-gaap_PlanNameAxis = uan_CVRPartnersLongTermIncentivePlanMember |
400,000us-gaap_AllocatedShareBasedCompensationExpense / us-gaap_AwardTypeAxis = uan_PhantomUnitandCommonUnitMember / us-gaap_PlanNameAxis = uan_CVRPartnersLongTermIncentivePlanMember |
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| Performance-Based Phantom Unit |
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| Share-Based Compensation |
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| Unrecognized compensation cost |
100,000us-gaap_EmployeeServiceShareBasedCompensationNonvestedAwardsTotalCompensationCostNotYetRecognized / us-gaap_AwardTypeAxis = uan_PerformanceBasedPhantomUnitMember / us-gaap_PlanNameAxis = uan_CVRPartnersLongTermIncentivePlanMember |
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| Weighted-average period for amortization of unrecognized compensation cost |
1 year 4 months |
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| Personnel Accruals | Phantom Stock and Common Units |
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| Share-Based Compensation |
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| Personnel accruals |
700,000us-gaap_DeferredCompensationShareBasedArrangementsLiabilityCurrent / us-gaap_AwardTypeAxis = uan_PhantomUnitandCommonUnitMember / us-gaap_BalanceSheetLocationAxis = uan_PersonnelAccrualsMember / us-gaap_PlanNameAxis = uan_CVRPartnersLongTermIncentivePlanMember |
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$ 200,000us-gaap_DeferredCompensationShareBasedArrangementsLiabilityCurrent / us-gaap_AwardTypeAxis = uan_PhantomUnitandCommonUnitMember / us-gaap_BalanceSheetLocationAxis = uan_PersonnelAccrualsMember / us-gaap_PlanNameAxis = uan_CVRPartnersLongTermIncentivePlanMember |