XML 47 R65.htm IDEA: XBRL DOCUMENT v2.4.1.9
Condensed Consolidating Financial Information (Condensed Consolidating Statement of Cash Flows) (Details) (USD $)
In Thousands, unless otherwise specified
3 Months Ended
Mar. 28, 2015
Mar. 29, 2014
Cash flows from operating activities: [Abstract]    
Net cash provided by (used in) operating activities of continuing operations $ (7,406)us-gaap_NetCashProvidedByUsedInOperatingActivitiesContinuingOperations $ (3,423)us-gaap_NetCashProvidedByUsedInOperatingActivitiesContinuingOperations
Net cash used in operating activities of discontinued operations (38)us-gaap_CashProvidedByUsedInOperatingActivitiesDiscontinuedOperations (1,658)us-gaap_CashProvidedByUsedInOperatingActivitiesDiscontinuedOperations
Net cash used in operating activities (7,444)us-gaap_NetCashProvidedByUsedInOperatingActivities (5,081)us-gaap_NetCashProvidedByUsedInOperatingActivities
Cash flows from investing activities:    
Capital expenditures (6,059)us-gaap_PaymentsToAcquirePropertyPlantAndEquipment (8,975)us-gaap_PaymentsToAcquirePropertyPlantAndEquipment
Purchase of investment 0us-gaap_PaymentsToAcquireOtherInvestments (2,000)us-gaap_PaymentsToAcquireOtherInvestments
Proceeds from sale of property, plant and equipment 573us-gaap_ProceedsFromSaleOfPropertyPlantAndEquipment 162us-gaap_ProceedsFromSaleOfPropertyPlantAndEquipment
Net cash used in investing activities of continuing operations (5,486)us-gaap_NetCashProvidedByUsedInInvestingActivitiesContinuingOperations (10,813)us-gaap_NetCashProvidedByUsedInInvestingActivitiesContinuingOperations
Net cash provided by investing activities of discontinued operations 0us-gaap_CashProvidedByUsedInInvestingActivitiesDiscontinuedOperations 1,018us-gaap_CashProvidedByUsedInInvestingActivitiesDiscontinuedOperations
Net cash used in investing activities (5,486)us-gaap_NetCashProvidedByUsedInInvestingActivities (9,795)us-gaap_NetCashProvidedByUsedInInvestingActivities
Cash flows from financing activities:    
Payment of financing-related costs and expenses and debt issuance discounts (1,162)us-gaap_PaymentsOfDebtIssuanceCosts (2,330)us-gaap_PaymentsOfDebtIssuanceCosts
Repayments (borrowings) of other long-term debt (1,472)us-gaap_RepaymentsOfOtherLongTermDebt (1,569)us-gaap_RepaymentsOfOtherLongTermDebt
Repayment of 11.5% senior notes due 2017 (15,776)cvo_RepaymentsofSeniorNotes 0cvo_RepaymentsofSeniorNotes
Purchase and retirement of common stock upon vesting of RSUs (141)us-gaap_PaymentsForRepurchaseOfCommonStock (252)us-gaap_PaymentsForRepurchaseOfCommonStock
Repayment of 15% Unsecured Term Loan due 2017 0us-gaap_RepaymentsOfUnsecuredDebt (600)us-gaap_RepaymentsOfUnsecuredDebt
Repayment of Term Loan Facility due 2017 0us-gaap_RepaymentsOfLongTermDebt (900)us-gaap_RepaymentsOfLongTermDebt
Borrowings under ABL Facility due 2017 141,300us-gaap_ProceedsFromLinesOfCredit 156,400us-gaap_ProceedsFromLinesOfCredit
Repayments under ABL Facility due 2017 (111,100)us-gaap_RepaymentsOfLinesOfCredit (135,600)us-gaap_RepaymentsOfLinesOfCredit
Intercompany advances 0us-gaap_ProceedsFromRepaymentsOfRelatedPartyDebt 0us-gaap_ProceedsFromRepaymentsOfRelatedPartyDebt
Net cash provided by financing activities 11,649us-gaap_NetCashProvidedByUsedInFinancingActivities 15,149us-gaap_NetCashProvidedByUsedInFinancingActivities
Effect of exchange rate changes on cash and cash equivalents (873)us-gaap_EffectOfExchangeRateOnCashAndCashEquivalents (64)us-gaap_EffectOfExchangeRateOnCashAndCashEquivalents
Net (decrease) increase in cash and cash equivalents (2,154)us-gaap_CashAndCashEquivalentsPeriodIncreaseDecrease 209us-gaap_CashAndCashEquivalentsPeriodIncreaseDecrease
Cash and cash equivalents at beginning of period 14,593us-gaap_CashAndCashEquivalentsAtCarryingValue 11,329us-gaap_CashAndCashEquivalentsAtCarryingValue
Cash and cash equivalents at end of period 12,439us-gaap_CashAndCashEquivalentsAtCarryingValue 11,538us-gaap_CashAndCashEquivalentsAtCarryingValue
Parent Company [Member]    
Cash flows from operating activities: [Abstract]    
Net cash provided by (used in) operating activities of continuing operations 132us-gaap_NetCashProvidedByUsedInOperatingActivitiesContinuingOperations
/ dei_LegalEntityAxis
= us-gaap_ParentCompanyMember
836us-gaap_NetCashProvidedByUsedInOperatingActivitiesContinuingOperations
/ dei_LegalEntityAxis
= us-gaap_ParentCompanyMember
Net cash used in operating activities of discontinued operations 0us-gaap_CashProvidedByUsedInOperatingActivitiesDiscontinuedOperations
/ dei_LegalEntityAxis
= us-gaap_ParentCompanyMember
0us-gaap_CashProvidedByUsedInOperatingActivitiesDiscontinuedOperations
/ dei_LegalEntityAxis
= us-gaap_ParentCompanyMember
Net cash used in operating activities 132us-gaap_NetCashProvidedByUsedInOperatingActivities
/ dei_LegalEntityAxis
= us-gaap_ParentCompanyMember
836us-gaap_NetCashProvidedByUsedInOperatingActivities
/ dei_LegalEntityAxis
= us-gaap_ParentCompanyMember
Cash flows from investing activities:    
Capital expenditures 0us-gaap_PaymentsToAcquirePropertyPlantAndEquipment
/ dei_LegalEntityAxis
= us-gaap_ParentCompanyMember
0us-gaap_PaymentsToAcquirePropertyPlantAndEquipment
/ dei_LegalEntityAxis
= us-gaap_ParentCompanyMember
Purchase of investment   0us-gaap_PaymentsToAcquireOtherInvestments
/ dei_LegalEntityAxis
= us-gaap_ParentCompanyMember
Proceeds from sale of property, plant and equipment 0us-gaap_ProceedsFromSaleOfPropertyPlantAndEquipment
/ dei_LegalEntityAxis
= us-gaap_ParentCompanyMember
0us-gaap_ProceedsFromSaleOfPropertyPlantAndEquipment
/ dei_LegalEntityAxis
= us-gaap_ParentCompanyMember
Net cash used in investing activities of continuing operations   0us-gaap_NetCashProvidedByUsedInInvestingActivitiesContinuingOperations
/ dei_LegalEntityAxis
= us-gaap_ParentCompanyMember
Net cash provided by investing activities of discontinued operations   0us-gaap_CashProvidedByUsedInInvestingActivitiesDiscontinuedOperations
/ dei_LegalEntityAxis
= us-gaap_ParentCompanyMember
Net cash used in investing activities 0us-gaap_NetCashProvidedByUsedInInvestingActivities
/ dei_LegalEntityAxis
= us-gaap_ParentCompanyMember
0us-gaap_NetCashProvidedByUsedInInvestingActivities
/ dei_LegalEntityAxis
= us-gaap_ParentCompanyMember
Cash flows from financing activities:    
Payment of financing-related costs and expenses and debt issuance discounts 0us-gaap_PaymentsOfDebtIssuanceCosts
/ dei_LegalEntityAxis
= us-gaap_ParentCompanyMember
0us-gaap_PaymentsOfDebtIssuanceCosts
/ dei_LegalEntityAxis
= us-gaap_ParentCompanyMember
Repayments (borrowings) of other long-term debt 0us-gaap_RepaymentsOfOtherLongTermDebt
/ dei_LegalEntityAxis
= us-gaap_ParentCompanyMember
0us-gaap_RepaymentsOfOtherLongTermDebt
/ dei_LegalEntityAxis
= us-gaap_ParentCompanyMember
Repayment of 11.5% senior notes due 2017 0cvo_RepaymentsofSeniorNotes
/ dei_LegalEntityAxis
= us-gaap_ParentCompanyMember
 
Purchase and retirement of common stock upon vesting of RSUs (141)us-gaap_PaymentsForRepurchaseOfCommonStock
/ dei_LegalEntityAxis
= us-gaap_ParentCompanyMember
(252)us-gaap_PaymentsForRepurchaseOfCommonStock
/ dei_LegalEntityAxis
= us-gaap_ParentCompanyMember
Repayment of 15% Unsecured Term Loan due 2017   0us-gaap_RepaymentsOfUnsecuredDebt
/ dei_LegalEntityAxis
= us-gaap_ParentCompanyMember
Repayment of Term Loan Facility due 2017   0us-gaap_RepaymentsOfLongTermDebt
/ dei_LegalEntityAxis
= us-gaap_ParentCompanyMember
Borrowings under ABL Facility due 2017 0us-gaap_ProceedsFromLinesOfCredit
/ dei_LegalEntityAxis
= us-gaap_ParentCompanyMember
0us-gaap_ProceedsFromLinesOfCredit
/ dei_LegalEntityAxis
= us-gaap_ParentCompanyMember
Repayments under ABL Facility due 2017 0us-gaap_RepaymentsOfLinesOfCredit
/ dei_LegalEntityAxis
= us-gaap_ParentCompanyMember
0us-gaap_RepaymentsOfLinesOfCredit
/ dei_LegalEntityAxis
= us-gaap_ParentCompanyMember
Intercompany advances 9us-gaap_ProceedsFromRepaymentsOfRelatedPartyDebt
/ dei_LegalEntityAxis
= us-gaap_ParentCompanyMember
(584)us-gaap_ProceedsFromRepaymentsOfRelatedPartyDebt
/ dei_LegalEntityAxis
= us-gaap_ParentCompanyMember
Net cash provided by financing activities (132)us-gaap_NetCashProvidedByUsedInFinancingActivities
/ dei_LegalEntityAxis
= us-gaap_ParentCompanyMember
(836)us-gaap_NetCashProvidedByUsedInFinancingActivities
/ dei_LegalEntityAxis
= us-gaap_ParentCompanyMember
Effect of exchange rate changes on cash and cash equivalents 0us-gaap_EffectOfExchangeRateOnCashAndCashEquivalents
/ dei_LegalEntityAxis
= us-gaap_ParentCompanyMember
0us-gaap_EffectOfExchangeRateOnCashAndCashEquivalents
/ dei_LegalEntityAxis
= us-gaap_ParentCompanyMember
Net (decrease) increase in cash and cash equivalents 0us-gaap_CashAndCashEquivalentsPeriodIncreaseDecrease
/ dei_LegalEntityAxis
= us-gaap_ParentCompanyMember
0us-gaap_CashAndCashEquivalentsPeriodIncreaseDecrease
/ dei_LegalEntityAxis
= us-gaap_ParentCompanyMember
Cash and cash equivalents at beginning of period 0us-gaap_CashAndCashEquivalentsAtCarryingValue
/ dei_LegalEntityAxis
= us-gaap_ParentCompanyMember
0us-gaap_CashAndCashEquivalentsAtCarryingValue
/ dei_LegalEntityAxis
= us-gaap_ParentCompanyMember
Cash and cash equivalents at end of period 0us-gaap_CashAndCashEquivalentsAtCarryingValue
/ dei_LegalEntityAxis
= us-gaap_ParentCompanyMember
0us-gaap_CashAndCashEquivalentsAtCarryingValue
/ dei_LegalEntityAxis
= us-gaap_ParentCompanyMember
Subsidiary Issuer [Member]    
Cash flows from operating activities: [Abstract]    
Net cash provided by (used in) operating activities of continuing operations (44,536)us-gaap_NetCashProvidedByUsedInOperatingActivitiesContinuingOperations
/ dei_LegalEntityAxis
= us-gaap_SubsidiariesMember
(34,318)us-gaap_NetCashProvidedByUsedInOperatingActivitiesContinuingOperations
/ dei_LegalEntityAxis
= us-gaap_SubsidiariesMember
Net cash used in operating activities of discontinued operations 0us-gaap_CashProvidedByUsedInOperatingActivitiesDiscontinuedOperations
/ dei_LegalEntityAxis
= us-gaap_SubsidiariesMember
(610)us-gaap_CashProvidedByUsedInOperatingActivitiesDiscontinuedOperations
/ dei_LegalEntityAxis
= us-gaap_SubsidiariesMember
Net cash used in operating activities (44,536)us-gaap_NetCashProvidedByUsedInOperatingActivities
/ dei_LegalEntityAxis
= us-gaap_SubsidiariesMember
(34,928)us-gaap_NetCashProvidedByUsedInOperatingActivities
/ dei_LegalEntityAxis
= us-gaap_SubsidiariesMember
Cash flows from investing activities:    
Capital expenditures (4,750)us-gaap_PaymentsToAcquirePropertyPlantAndEquipment
/ dei_LegalEntityAxis
= us-gaap_SubsidiariesMember
(5,427)us-gaap_PaymentsToAcquirePropertyPlantAndEquipment
/ dei_LegalEntityAxis
= us-gaap_SubsidiariesMember
Purchase of investment   (2,000)us-gaap_PaymentsToAcquireOtherInvestments
/ dei_LegalEntityAxis
= us-gaap_SubsidiariesMember
Proceeds from sale of property, plant and equipment 571us-gaap_ProceedsFromSaleOfPropertyPlantAndEquipment
/ dei_LegalEntityAxis
= us-gaap_SubsidiariesMember
8us-gaap_ProceedsFromSaleOfPropertyPlantAndEquipment
/ dei_LegalEntityAxis
= us-gaap_SubsidiariesMember
Net cash used in investing activities of continuing operations   (7,419)us-gaap_NetCashProvidedByUsedInInvestingActivitiesContinuingOperations
/ dei_LegalEntityAxis
= us-gaap_SubsidiariesMember
Net cash provided by investing activities of discontinued operations   462us-gaap_CashProvidedByUsedInInvestingActivitiesDiscontinuedOperations
/ dei_LegalEntityAxis
= us-gaap_SubsidiariesMember
Net cash used in investing activities (4,179)us-gaap_NetCashProvidedByUsedInInvestingActivities
/ dei_LegalEntityAxis
= us-gaap_SubsidiariesMember
(6,957)us-gaap_NetCashProvidedByUsedInInvestingActivities
/ dei_LegalEntityAxis
= us-gaap_SubsidiariesMember
Cash flows from financing activities:    
Payment of financing-related costs and expenses and debt issuance discounts (1,162)us-gaap_PaymentsOfDebtIssuanceCosts
/ dei_LegalEntityAxis
= us-gaap_SubsidiariesMember
(2,330)us-gaap_PaymentsOfDebtIssuanceCosts
/ dei_LegalEntityAxis
= us-gaap_SubsidiariesMember
Repayments (borrowings) of other long-term debt (3,219)us-gaap_RepaymentsOfOtherLongTermDebt
/ dei_LegalEntityAxis
= us-gaap_SubsidiariesMember
(750)us-gaap_RepaymentsOfOtherLongTermDebt
/ dei_LegalEntityAxis
= us-gaap_SubsidiariesMember
Repayment of 11.5% senior notes due 2017 (15,776)cvo_RepaymentsofSeniorNotes
/ dei_LegalEntityAxis
= us-gaap_SubsidiariesMember
 
Purchase and retirement of common stock upon vesting of RSUs 0us-gaap_PaymentsForRepurchaseOfCommonStock
/ dei_LegalEntityAxis
= us-gaap_SubsidiariesMember
0us-gaap_PaymentsForRepurchaseOfCommonStock
/ dei_LegalEntityAxis
= us-gaap_SubsidiariesMember
Repayment of 15% Unsecured Term Loan due 2017   (600)us-gaap_RepaymentsOfUnsecuredDebt
/ dei_LegalEntityAxis
= us-gaap_SubsidiariesMember
Repayment of Term Loan Facility due 2017   (900)us-gaap_RepaymentsOfLongTermDebt
/ dei_LegalEntityAxis
= us-gaap_SubsidiariesMember
Borrowings under ABL Facility due 2017 141,300us-gaap_ProceedsFromLinesOfCredit
/ dei_LegalEntityAxis
= us-gaap_SubsidiariesMember
156,400us-gaap_ProceedsFromLinesOfCredit
/ dei_LegalEntityAxis
= us-gaap_SubsidiariesMember
Repayments under ABL Facility due 2017 (111,100)us-gaap_RepaymentsOfLinesOfCredit
/ dei_LegalEntityAxis
= us-gaap_SubsidiariesMember
(135,600)us-gaap_RepaymentsOfLinesOfCredit
/ dei_LegalEntityAxis
= us-gaap_SubsidiariesMember
Intercompany advances 34,060us-gaap_ProceedsFromRepaymentsOfRelatedPartyDebt
/ dei_LegalEntityAxis
= us-gaap_SubsidiariesMember
24,624us-gaap_ProceedsFromRepaymentsOfRelatedPartyDebt
/ dei_LegalEntityAxis
= us-gaap_SubsidiariesMember
Net cash provided by financing activities 44,103us-gaap_NetCashProvidedByUsedInFinancingActivities
/ dei_LegalEntityAxis
= us-gaap_SubsidiariesMember
40,844us-gaap_NetCashProvidedByUsedInFinancingActivities
/ dei_LegalEntityAxis
= us-gaap_SubsidiariesMember
Effect of exchange rate changes on cash and cash equivalents 0us-gaap_EffectOfExchangeRateOnCashAndCashEquivalents
/ dei_LegalEntityAxis
= us-gaap_SubsidiariesMember
0us-gaap_EffectOfExchangeRateOnCashAndCashEquivalents
/ dei_LegalEntityAxis
= us-gaap_SubsidiariesMember
Net (decrease) increase in cash and cash equivalents (4,612)us-gaap_CashAndCashEquivalentsPeriodIncreaseDecrease
/ dei_LegalEntityAxis
= us-gaap_SubsidiariesMember
(1,041)us-gaap_CashAndCashEquivalentsPeriodIncreaseDecrease
/ dei_LegalEntityAxis
= us-gaap_SubsidiariesMember
Cash and cash equivalents at beginning of period 10,965us-gaap_CashAndCashEquivalentsAtCarryingValue
/ dei_LegalEntityAxis
= us-gaap_SubsidiariesMember
9,504us-gaap_CashAndCashEquivalentsAtCarryingValue
/ dei_LegalEntityAxis
= us-gaap_SubsidiariesMember
Cash and cash equivalents at end of period 6,353us-gaap_CashAndCashEquivalentsAtCarryingValue
/ dei_LegalEntityAxis
= us-gaap_SubsidiariesMember
8,463us-gaap_CashAndCashEquivalentsAtCarryingValue
/ dei_LegalEntityAxis
= us-gaap_SubsidiariesMember
Guarantor Subsidiaries [Member]    
Cash flows from operating activities: [Abstract]    
Net cash provided by (used in) operating activities of continuing operations 34,028us-gaap_NetCashProvidedByUsedInOperatingActivitiesContinuingOperations
/ dei_LegalEntityAxis
= us-gaap_GuarantorSubsidiariesMember
31,552us-gaap_NetCashProvidedByUsedInOperatingActivitiesContinuingOperations
/ dei_LegalEntityAxis
= us-gaap_GuarantorSubsidiariesMember
Net cash used in operating activities of discontinued operations (38)us-gaap_CashProvidedByUsedInOperatingActivitiesDiscontinuedOperations
/ dei_LegalEntityAxis
= us-gaap_GuarantorSubsidiariesMember
(1,048)us-gaap_CashProvidedByUsedInOperatingActivitiesDiscontinuedOperations
/ dei_LegalEntityAxis
= us-gaap_GuarantorSubsidiariesMember
Net cash used in operating activities 33,990us-gaap_NetCashProvidedByUsedInOperatingActivities
/ dei_LegalEntityAxis
= us-gaap_GuarantorSubsidiariesMember
30,504us-gaap_NetCashProvidedByUsedInOperatingActivities
/ dei_LegalEntityAxis
= us-gaap_GuarantorSubsidiariesMember
Cash flows from investing activities:    
Capital expenditures (1,309)us-gaap_PaymentsToAcquirePropertyPlantAndEquipment
/ dei_LegalEntityAxis
= us-gaap_GuarantorSubsidiariesMember
(3,501)us-gaap_PaymentsToAcquirePropertyPlantAndEquipment
/ dei_LegalEntityAxis
= us-gaap_GuarantorSubsidiariesMember
Purchase of investment   0us-gaap_PaymentsToAcquireOtherInvestments
/ dei_LegalEntityAxis
= us-gaap_GuarantorSubsidiariesMember
Proceeds from sale of property, plant and equipment 2us-gaap_ProceedsFromSaleOfPropertyPlantAndEquipment
/ dei_LegalEntityAxis
= us-gaap_GuarantorSubsidiariesMember
154us-gaap_ProceedsFromSaleOfPropertyPlantAndEquipment
/ dei_LegalEntityAxis
= us-gaap_GuarantorSubsidiariesMember
Net cash used in investing activities of continuing operations   (3,347)us-gaap_NetCashProvidedByUsedInInvestingActivitiesContinuingOperations
/ dei_LegalEntityAxis
= us-gaap_GuarantorSubsidiariesMember
Net cash provided by investing activities of discontinued operations   556us-gaap_CashProvidedByUsedInInvestingActivitiesDiscontinuedOperations
/ dei_LegalEntityAxis
= us-gaap_GuarantorSubsidiariesMember
Net cash used in investing activities (1,307)us-gaap_NetCashProvidedByUsedInInvestingActivities
/ dei_LegalEntityAxis
= us-gaap_GuarantorSubsidiariesMember
(2,791)us-gaap_NetCashProvidedByUsedInInvestingActivities
/ dei_LegalEntityAxis
= us-gaap_GuarantorSubsidiariesMember
Cash flows from financing activities:    
Payment of financing-related costs and expenses and debt issuance discounts 0us-gaap_PaymentsOfDebtIssuanceCosts
/ dei_LegalEntityAxis
= us-gaap_GuarantorSubsidiariesMember
0us-gaap_PaymentsOfDebtIssuanceCosts
/ dei_LegalEntityAxis
= us-gaap_GuarantorSubsidiariesMember
Repayments (borrowings) of other long-term debt 1,747us-gaap_RepaymentsOfOtherLongTermDebt
/ dei_LegalEntityAxis
= us-gaap_GuarantorSubsidiariesMember
(819)us-gaap_RepaymentsOfOtherLongTermDebt
/ dei_LegalEntityAxis
= us-gaap_GuarantorSubsidiariesMember
Repayment of 11.5% senior notes due 2017 0cvo_RepaymentsofSeniorNotes
/ dei_LegalEntityAxis
= us-gaap_GuarantorSubsidiariesMember
 
Purchase and retirement of common stock upon vesting of RSUs 0us-gaap_PaymentsForRepurchaseOfCommonStock
/ dei_LegalEntityAxis
= us-gaap_GuarantorSubsidiariesMember
0us-gaap_PaymentsForRepurchaseOfCommonStock
/ dei_LegalEntityAxis
= us-gaap_GuarantorSubsidiariesMember
Repayment of 15% Unsecured Term Loan due 2017   0us-gaap_RepaymentsOfUnsecuredDebt
/ dei_LegalEntityAxis
= us-gaap_GuarantorSubsidiariesMember
Repayment of Term Loan Facility due 2017   0us-gaap_RepaymentsOfLongTermDebt
/ dei_LegalEntityAxis
= us-gaap_GuarantorSubsidiariesMember
Borrowings under ABL Facility due 2017 0us-gaap_ProceedsFromLinesOfCredit
/ dei_LegalEntityAxis
= us-gaap_GuarantorSubsidiariesMember
0us-gaap_ProceedsFromLinesOfCredit
/ dei_LegalEntityAxis
= us-gaap_GuarantorSubsidiariesMember
Repayments under ABL Facility due 2017 0us-gaap_RepaymentsOfLinesOfCredit
/ dei_LegalEntityAxis
= us-gaap_GuarantorSubsidiariesMember
0us-gaap_RepaymentsOfLinesOfCredit
/ dei_LegalEntityAxis
= us-gaap_GuarantorSubsidiariesMember
Intercompany advances (34,112)us-gaap_ProceedsFromRepaymentsOfRelatedPartyDebt
/ dei_LegalEntityAxis
= us-gaap_GuarantorSubsidiariesMember
(26,317)us-gaap_ProceedsFromRepaymentsOfRelatedPartyDebt
/ dei_LegalEntityAxis
= us-gaap_GuarantorSubsidiariesMember
Net cash provided by financing activities (32,365)us-gaap_NetCashProvidedByUsedInFinancingActivities
/ dei_LegalEntityAxis
= us-gaap_GuarantorSubsidiariesMember
(27,136)us-gaap_NetCashProvidedByUsedInFinancingActivities
/ dei_LegalEntityAxis
= us-gaap_GuarantorSubsidiariesMember
Effect of exchange rate changes on cash and cash equivalents (540)us-gaap_EffectOfExchangeRateOnCashAndCashEquivalents
/ dei_LegalEntityAxis
= us-gaap_GuarantorSubsidiariesMember
5us-gaap_EffectOfExchangeRateOnCashAndCashEquivalents
/ dei_LegalEntityAxis
= us-gaap_GuarantorSubsidiariesMember
Net (decrease) increase in cash and cash equivalents (222)us-gaap_CashAndCashEquivalentsPeriodIncreaseDecrease
/ dei_LegalEntityAxis
= us-gaap_GuarantorSubsidiariesMember
582us-gaap_CashAndCashEquivalentsPeriodIncreaseDecrease
/ dei_LegalEntityAxis
= us-gaap_GuarantorSubsidiariesMember
Cash and cash equivalents at beginning of period 844us-gaap_CashAndCashEquivalentsAtCarryingValue
/ dei_LegalEntityAxis
= us-gaap_GuarantorSubsidiariesMember
0us-gaap_CashAndCashEquivalentsAtCarryingValue
/ dei_LegalEntityAxis
= us-gaap_GuarantorSubsidiariesMember
Cash and cash equivalents at end of period 622us-gaap_CashAndCashEquivalentsAtCarryingValue
/ dei_LegalEntityAxis
= us-gaap_GuarantorSubsidiariesMember
582us-gaap_CashAndCashEquivalentsAtCarryingValue
/ dei_LegalEntityAxis
= us-gaap_GuarantorSubsidiariesMember
Non-Guarantor Subsidiaries [Member]    
Cash flows from operating activities: [Abstract]    
Net cash provided by (used in) operating activities of continuing operations 2,970us-gaap_NetCashProvidedByUsedInOperatingActivitiesContinuingOperations
/ dei_LegalEntityAxis
= us-gaap_NonGuarantorSubsidiariesMember
(1,493)us-gaap_NetCashProvidedByUsedInOperatingActivitiesContinuingOperations
/ dei_LegalEntityAxis
= us-gaap_NonGuarantorSubsidiariesMember
Net cash used in operating activities of discontinued operations 0us-gaap_CashProvidedByUsedInOperatingActivitiesDiscontinuedOperations
/ dei_LegalEntityAxis
= us-gaap_NonGuarantorSubsidiariesMember
0us-gaap_CashProvidedByUsedInOperatingActivitiesDiscontinuedOperations
/ dei_LegalEntityAxis
= us-gaap_NonGuarantorSubsidiariesMember
Net cash used in operating activities 2,970us-gaap_NetCashProvidedByUsedInOperatingActivities
/ dei_LegalEntityAxis
= us-gaap_NonGuarantorSubsidiariesMember
(1,493)us-gaap_NetCashProvidedByUsedInOperatingActivities
/ dei_LegalEntityAxis
= us-gaap_NonGuarantorSubsidiariesMember
Cash flows from investing activities:    
Capital expenditures 0us-gaap_PaymentsToAcquirePropertyPlantAndEquipment
/ dei_LegalEntityAxis
= us-gaap_NonGuarantorSubsidiariesMember
(47)us-gaap_PaymentsToAcquirePropertyPlantAndEquipment
/ dei_LegalEntityAxis
= us-gaap_NonGuarantorSubsidiariesMember
Purchase of investment   0us-gaap_PaymentsToAcquireOtherInvestments
/ dei_LegalEntityAxis
= us-gaap_NonGuarantorSubsidiariesMember
Proceeds from sale of property, plant and equipment 0us-gaap_ProceedsFromSaleOfPropertyPlantAndEquipment
/ dei_LegalEntityAxis
= us-gaap_NonGuarantorSubsidiariesMember
0us-gaap_ProceedsFromSaleOfPropertyPlantAndEquipment
/ dei_LegalEntityAxis
= us-gaap_NonGuarantorSubsidiariesMember
Net cash used in investing activities of continuing operations   (47)us-gaap_NetCashProvidedByUsedInInvestingActivitiesContinuingOperations
/ dei_LegalEntityAxis
= us-gaap_NonGuarantorSubsidiariesMember
Net cash provided by investing activities of discontinued operations   0us-gaap_CashProvidedByUsedInInvestingActivitiesDiscontinuedOperations
/ dei_LegalEntityAxis
= us-gaap_NonGuarantorSubsidiariesMember
Net cash used in investing activities 0us-gaap_NetCashProvidedByUsedInInvestingActivities
/ dei_LegalEntityAxis
= us-gaap_NonGuarantorSubsidiariesMember
(47)us-gaap_NetCashProvidedByUsedInInvestingActivities
/ dei_LegalEntityAxis
= us-gaap_NonGuarantorSubsidiariesMember
Cash flows from financing activities:    
Payment of financing-related costs and expenses and debt issuance discounts 0us-gaap_PaymentsOfDebtIssuanceCosts
/ dei_LegalEntityAxis
= us-gaap_NonGuarantorSubsidiariesMember
0us-gaap_PaymentsOfDebtIssuanceCosts
/ dei_LegalEntityAxis
= us-gaap_NonGuarantorSubsidiariesMember
Repayments (borrowings) of other long-term debt 0us-gaap_RepaymentsOfOtherLongTermDebt
/ dei_LegalEntityAxis
= us-gaap_NonGuarantorSubsidiariesMember
0us-gaap_RepaymentsOfOtherLongTermDebt
/ dei_LegalEntityAxis
= us-gaap_NonGuarantorSubsidiariesMember
Repayment of 11.5% senior notes due 2017 0cvo_RepaymentsofSeniorNotes
/ dei_LegalEntityAxis
= us-gaap_NonGuarantorSubsidiariesMember
 
Purchase and retirement of common stock upon vesting of RSUs 0us-gaap_PaymentsForRepurchaseOfCommonStock
/ dei_LegalEntityAxis
= us-gaap_NonGuarantorSubsidiariesMember
0us-gaap_PaymentsForRepurchaseOfCommonStock
/ dei_LegalEntityAxis
= us-gaap_NonGuarantorSubsidiariesMember
Repayment of 15% Unsecured Term Loan due 2017   0us-gaap_RepaymentsOfUnsecuredDebt
/ dei_LegalEntityAxis
= us-gaap_NonGuarantorSubsidiariesMember
Repayment of Term Loan Facility due 2017   0us-gaap_RepaymentsOfLongTermDebt
/ dei_LegalEntityAxis
= us-gaap_NonGuarantorSubsidiariesMember
Borrowings under ABL Facility due 2017 0us-gaap_ProceedsFromLinesOfCredit
/ dei_LegalEntityAxis
= us-gaap_NonGuarantorSubsidiariesMember
0us-gaap_ProceedsFromLinesOfCredit
/ dei_LegalEntityAxis
= us-gaap_NonGuarantorSubsidiariesMember
Repayments under ABL Facility due 2017 0us-gaap_RepaymentsOfLinesOfCredit
/ dei_LegalEntityAxis
= us-gaap_NonGuarantorSubsidiariesMember
0us-gaap_RepaymentsOfLinesOfCredit
/ dei_LegalEntityAxis
= us-gaap_NonGuarantorSubsidiariesMember
Intercompany advances 43us-gaap_ProceedsFromRepaymentsOfRelatedPartyDebt
/ dei_LegalEntityAxis
= us-gaap_NonGuarantorSubsidiariesMember
2,277us-gaap_ProceedsFromRepaymentsOfRelatedPartyDebt
/ dei_LegalEntityAxis
= us-gaap_NonGuarantorSubsidiariesMember
Net cash provided by financing activities 43us-gaap_NetCashProvidedByUsedInFinancingActivities
/ dei_LegalEntityAxis
= us-gaap_NonGuarantorSubsidiariesMember
2,277us-gaap_NetCashProvidedByUsedInFinancingActivities
/ dei_LegalEntityAxis
= us-gaap_NonGuarantorSubsidiariesMember
Effect of exchange rate changes on cash and cash equivalents (333)us-gaap_EffectOfExchangeRateOnCashAndCashEquivalents
/ dei_LegalEntityAxis
= us-gaap_NonGuarantorSubsidiariesMember
(69)us-gaap_EffectOfExchangeRateOnCashAndCashEquivalents
/ dei_LegalEntityAxis
= us-gaap_NonGuarantorSubsidiariesMember
Net (decrease) increase in cash and cash equivalents 2,680us-gaap_CashAndCashEquivalentsPeriodIncreaseDecrease
/ dei_LegalEntityAxis
= us-gaap_NonGuarantorSubsidiariesMember
668us-gaap_CashAndCashEquivalentsPeriodIncreaseDecrease
/ dei_LegalEntityAxis
= us-gaap_NonGuarantorSubsidiariesMember
Cash and cash equivalents at beginning of period 2,784us-gaap_CashAndCashEquivalentsAtCarryingValue
/ dei_LegalEntityAxis
= us-gaap_NonGuarantorSubsidiariesMember
1,825us-gaap_CashAndCashEquivalentsAtCarryingValue
/ dei_LegalEntityAxis
= us-gaap_NonGuarantorSubsidiariesMember
Cash and cash equivalents at end of period 5,464us-gaap_CashAndCashEquivalentsAtCarryingValue
/ dei_LegalEntityAxis
= us-gaap_NonGuarantorSubsidiariesMember
2,493us-gaap_CashAndCashEquivalentsAtCarryingValue
/ dei_LegalEntityAxis
= us-gaap_NonGuarantorSubsidiariesMember
Eliminations [Member]    
Cash flows from operating activities: [Abstract]    
Net cash provided by (used in) operating activities of continuing operations 0us-gaap_NetCashProvidedByUsedInOperatingActivitiesContinuingOperations
/ dei_LegalEntityAxis
= us-gaap_ConsolidationEliminationsMember
0us-gaap_NetCashProvidedByUsedInOperatingActivitiesContinuingOperations
/ dei_LegalEntityAxis
= us-gaap_ConsolidationEliminationsMember
Net cash used in operating activities of discontinued operations 0us-gaap_CashProvidedByUsedInOperatingActivitiesDiscontinuedOperations
/ dei_LegalEntityAxis
= us-gaap_ConsolidationEliminationsMember
0us-gaap_CashProvidedByUsedInOperatingActivitiesDiscontinuedOperations
/ dei_LegalEntityAxis
= us-gaap_ConsolidationEliminationsMember
Net cash used in operating activities 0us-gaap_NetCashProvidedByUsedInOperatingActivities
/ dei_LegalEntityAxis
= us-gaap_ConsolidationEliminationsMember
0us-gaap_NetCashProvidedByUsedInOperatingActivities
/ dei_LegalEntityAxis
= us-gaap_ConsolidationEliminationsMember
Cash flows from investing activities:    
Capital expenditures 0us-gaap_PaymentsToAcquirePropertyPlantAndEquipment
/ dei_LegalEntityAxis
= us-gaap_ConsolidationEliminationsMember
0us-gaap_PaymentsToAcquirePropertyPlantAndEquipment
/ dei_LegalEntityAxis
= us-gaap_ConsolidationEliminationsMember
Purchase of investment   0us-gaap_PaymentsToAcquireOtherInvestments
/ dei_LegalEntityAxis
= us-gaap_ConsolidationEliminationsMember
Proceeds from sale of property, plant and equipment 0us-gaap_ProceedsFromSaleOfPropertyPlantAndEquipment
/ dei_LegalEntityAxis
= us-gaap_ConsolidationEliminationsMember
0us-gaap_ProceedsFromSaleOfPropertyPlantAndEquipment
/ dei_LegalEntityAxis
= us-gaap_ConsolidationEliminationsMember
Net cash used in investing activities of continuing operations   0us-gaap_NetCashProvidedByUsedInInvestingActivitiesContinuingOperations
/ dei_LegalEntityAxis
= us-gaap_ConsolidationEliminationsMember
Net cash provided by investing activities of discontinued operations   0us-gaap_CashProvidedByUsedInInvestingActivitiesDiscontinuedOperations
/ dei_LegalEntityAxis
= us-gaap_ConsolidationEliminationsMember
Net cash used in investing activities 0us-gaap_NetCashProvidedByUsedInInvestingActivities
/ dei_LegalEntityAxis
= us-gaap_ConsolidationEliminationsMember
0us-gaap_NetCashProvidedByUsedInInvestingActivities
/ dei_LegalEntityAxis
= us-gaap_ConsolidationEliminationsMember
Cash flows from financing activities:    
Payment of financing-related costs and expenses and debt issuance discounts 0us-gaap_PaymentsOfDebtIssuanceCosts
/ dei_LegalEntityAxis
= us-gaap_ConsolidationEliminationsMember
0us-gaap_PaymentsOfDebtIssuanceCosts
/ dei_LegalEntityAxis
= us-gaap_ConsolidationEliminationsMember
Repayments (borrowings) of other long-term debt 0us-gaap_RepaymentsOfOtherLongTermDebt
/ dei_LegalEntityAxis
= us-gaap_ConsolidationEliminationsMember
0us-gaap_RepaymentsOfOtherLongTermDebt
/ dei_LegalEntityAxis
= us-gaap_ConsolidationEliminationsMember
Repayment of 11.5% senior notes due 2017 0cvo_RepaymentsofSeniorNotes
/ dei_LegalEntityAxis
= us-gaap_ConsolidationEliminationsMember
 
Purchase and retirement of common stock upon vesting of RSUs 0us-gaap_PaymentsForRepurchaseOfCommonStock
/ dei_LegalEntityAxis
= us-gaap_ConsolidationEliminationsMember
0us-gaap_PaymentsForRepurchaseOfCommonStock
/ dei_LegalEntityAxis
= us-gaap_ConsolidationEliminationsMember
Repayment of 15% Unsecured Term Loan due 2017   0us-gaap_RepaymentsOfUnsecuredDebt
/ dei_LegalEntityAxis
= us-gaap_ConsolidationEliminationsMember
Repayment of Term Loan Facility due 2017   0us-gaap_RepaymentsOfLongTermDebt
/ dei_LegalEntityAxis
= us-gaap_ConsolidationEliminationsMember
Borrowings under ABL Facility due 2017 0us-gaap_ProceedsFromLinesOfCredit
/ dei_LegalEntityAxis
= us-gaap_ConsolidationEliminationsMember
0us-gaap_ProceedsFromLinesOfCredit
/ dei_LegalEntityAxis
= us-gaap_ConsolidationEliminationsMember
Repayments under ABL Facility due 2017 0us-gaap_RepaymentsOfLinesOfCredit
/ dei_LegalEntityAxis
= us-gaap_ConsolidationEliminationsMember
0us-gaap_RepaymentsOfLinesOfCredit
/ dei_LegalEntityAxis
= us-gaap_ConsolidationEliminationsMember
Intercompany advances 0us-gaap_ProceedsFromRepaymentsOfRelatedPartyDebt
/ dei_LegalEntityAxis
= us-gaap_ConsolidationEliminationsMember
0us-gaap_ProceedsFromRepaymentsOfRelatedPartyDebt
/ dei_LegalEntityAxis
= us-gaap_ConsolidationEliminationsMember
Net cash provided by financing activities 0us-gaap_NetCashProvidedByUsedInFinancingActivities
/ dei_LegalEntityAxis
= us-gaap_ConsolidationEliminationsMember
0us-gaap_NetCashProvidedByUsedInFinancingActivities
/ dei_LegalEntityAxis
= us-gaap_ConsolidationEliminationsMember
Effect of exchange rate changes on cash and cash equivalents 0us-gaap_EffectOfExchangeRateOnCashAndCashEquivalents
/ dei_LegalEntityAxis
= us-gaap_ConsolidationEliminationsMember
0us-gaap_EffectOfExchangeRateOnCashAndCashEquivalents
/ dei_LegalEntityAxis
= us-gaap_ConsolidationEliminationsMember
Net (decrease) increase in cash and cash equivalents 0us-gaap_CashAndCashEquivalentsPeriodIncreaseDecrease
/ dei_LegalEntityAxis
= us-gaap_ConsolidationEliminationsMember
0us-gaap_CashAndCashEquivalentsPeriodIncreaseDecrease
/ dei_LegalEntityAxis
= us-gaap_ConsolidationEliminationsMember
Cash and cash equivalents at beginning of period 0us-gaap_CashAndCashEquivalentsAtCarryingValue
/ dei_LegalEntityAxis
= us-gaap_ConsolidationEliminationsMember
0us-gaap_CashAndCashEquivalentsAtCarryingValue
/ dei_LegalEntityAxis
= us-gaap_ConsolidationEliminationsMember
Cash and cash equivalents at end of period $ 0us-gaap_CashAndCashEquivalentsAtCarryingValue
/ dei_LegalEntityAxis
= us-gaap_ConsolidationEliminationsMember
$ 0us-gaap_CashAndCashEquivalentsAtCarryingValue
/ dei_LegalEntityAxis
= us-gaap_ConsolidationEliminationsMember