XML 118 R103.htm IDEA: XBRL DOCUMENT
v3.8.0.1

Derivative Financial Instruments - Schedule of Loss on Derivatives and Current Period Settlements (Details) - USD ($) $ in Millions | 3 Months Ended | 12 Months Ended
--- | --- | ---
Dec. 31, 2017 | Sep. 30, 2017 | Jun. 30, 2017 | Mar. 31, 2017 | Dec. 31, 2016 | Sep. 30, 2016 | Jun. 30, 2016 | Mar. 31, 2016 | Dec. 31, 2017 | Dec. 31, 2016 | Dec. 31, 2015
Derivative Instruments and Hedging Activities Disclosure [Abstract] |  |  |  |  |  |  |  |  |  |  |
Current period settlement on derivative contracts |  |  |  |  |  |  |  |  | $ (16.6) | $ 36.4 | $ (26.0)
Loss on derivatives, net | $ (65.0) | $ (17.0) | $ 0.0 | $ 12.2 | $ (14.6) | $ (1.7) | $ (1.9) | $ (1.2) | $ (69.8) | $ (19.4) | $ (28.6)

X
- Definition Derivative, Settlement on Derivative Asset (Liability) Contract + References No definition available. + Details
Name: | cvi_DerivativeSettlementonDerivativeAssetLiabilityContract
Namespace Prefix: | cvi_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

X
- Definition Amount of increase (decrease) in the fair value of derivatives recognized in the income statement. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 815 -SubTopic 10 -Section 50 -Paragraph 4A -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=84234895&loc=SL5618551-113959 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 815 -SubTopic 10 -Section 50 -Paragraph 4C -Subparagraph (a),(c),(d),(e) -URI http://asc.fasb.org/extlink&oid=84234895&loc=SL5624171-113959 + Details
Name: | us-gaap_DerivativeGainLossOnDerivativeNet
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

X
- References No definition available. + Details
Name: | us-gaap_DerivativeInstrumentsAndHedgingActivitiesDisclosureAbstract
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration