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Fair Value Measurements (Assets Measured at Fair Value on a Recurring Basis) (Details) (USD $) | 12 Months Ended
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Mar. 28, 2015
Summary of Assets Measured at Fair Value on a Recurring Basis |  |
Fair Value, Assets, Level 1, Level 2, or Level 3 Transfers, Amount | $ 0 cvco_FairValueAssetsLevel1Level2OrLevel3TransfersAmount |
Total [Member] | Recurring [Member] | Securities issued by the U.S Treasury and Government [Member] |  |
Summary of Assets Measured at Fair Value on a Recurring Basis |  |
Assets fair value | 1,948,000 us-gaap_AssetsFairValueDisclosure / us-gaap_FairValueByAssetClassAxis = us-gaap_USTreasuryAndGovernmentMember / us-gaap_FairValueByFairValueHierarchyLevelAxis = us-gaap_EstimateOfFairValueFairValueDisclosureMember / us-gaap_FairValueByMeasurementFrequencyAxis = us-gaap_FairValueMeasurementsRecurringMember | [1]
Total [Member] | Recurring [Member] | Mortgage-backed securities [Member] |  |
Summary of Assets Measured at Fair Value on a Recurring Basis |  |
Assets fair value | 4,338,000 us-gaap_AssetsFairValueDisclosure / us-gaap_FairValueByAssetClassAxis = us-gaap_MortgageBackedSecuritiesMember / us-gaap_FairValueByFairValueHierarchyLevelAxis = us-gaap_EstimateOfFairValueFairValueDisclosureMember / us-gaap_FairValueByMeasurementFrequencyAxis = us-gaap_FairValueMeasurementsRecurringMember | [1]
Total [Member] | Recurring [Member] | Securities issued by states and political subdivisions [Member] |  |
Summary of Assets Measured at Fair Value on a Recurring Basis |  |
Assets fair value | 7,423,000 us-gaap_AssetsFairValueDisclosure / us-gaap_FairValueByAssetClassAxis = us-gaap_USStatesAndPoliticalSubdivisionsMember / us-gaap_FairValueByFairValueHierarchyLevelAxis = us-gaap_EstimateOfFairValueFairValueDisclosureMember / us-gaap_FairValueByMeasurementFrequencyAxis = us-gaap_FairValueMeasurementsRecurringMember | [1]
Total [Member] | Recurring [Member] | Corporate Debt Securities [Member] |  |
Summary of Assets Measured at Fair Value on a Recurring Basis |  |
Assets fair value | 1,058,000 us-gaap_AssetsFairValueDisclosure / us-gaap_FairValueByAssetClassAxis = us-gaap_CorporateDebtSecuritiesMember / us-gaap_FairValueByFairValueHierarchyLevelAxis = us-gaap_EstimateOfFairValueFairValueDisclosureMember / us-gaap_FairValueByMeasurementFrequencyAxis = us-gaap_FairValueMeasurementsRecurringMember | [1]
Total [Member] | Recurring [Member] | Marketable equity securities [Member] |  |
Summary of Assets Measured at Fair Value on a Recurring Basis |  |
Assets fair value | 5,516,000 us-gaap_AssetsFairValueDisclosure / us-gaap_FairValueByAssetClassAxis = us-gaap_EquitySecuritiesMember / us-gaap_FairValueByFairValueHierarchyLevelAxis = us-gaap_EstimateOfFairValueFairValueDisclosureMember / us-gaap_FairValueByMeasurementFrequencyAxis = us-gaap_FairValueMeasurementsRecurringMember | [1]
Level 1 [Member] |  |
Fair Value Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |
Equity, Fair Value Disclosure | 0 us-gaap_EquityFairValueDisclosure / us-gaap_FairValueByFairValueHierarchyLevelAxis = us-gaap_FairValueInputsLevel1Member |
Level 1 [Member] | Recurring [Member] | Securities issued by the U.S Treasury and Government [Member] |  |
Summary of Assets Measured at Fair Value on a Recurring Basis |  |
Assets fair value | 0 us-gaap_AssetsFairValueDisclosure / us-gaap_FairValueByAssetClassAxis = us-gaap_USTreasuryAndGovernmentMember / us-gaap_FairValueByFairValueHierarchyLevelAxis = us-gaap_FairValueInputsLevel1Member / us-gaap_FairValueByMeasurementFrequencyAxis = us-gaap_FairValueMeasurementsRecurringMember | [1]
Level 1 [Member] | Recurring [Member] | Mortgage-backed securities [Member] |  |
Summary of Assets Measured at Fair Value on a Recurring Basis |  |
Assets fair value | 0 us-gaap_AssetsFairValueDisclosure / us-gaap_FairValueByAssetClassAxis = us-gaap_MortgageBackedSecuritiesMember / us-gaap_FairValueByFairValueHierarchyLevelAxis = us-gaap_FairValueInputsLevel1Member / us-gaap_FairValueByMeasurementFrequencyAxis = us-gaap_FairValueMeasurementsRecurringMember | [1]
Level 1 [Member] | Recurring [Member] | Securities issued by states and political subdivisions [Member] |  |
Summary of Assets Measured at Fair Value on a Recurring Basis |  |
Assets fair value | 0 us-gaap_AssetsFairValueDisclosure / us-gaap_FairValueByAssetClassAxis = us-gaap_USStatesAndPoliticalSubdivisionsMember / us-gaap_FairValueByFairValueHierarchyLevelAxis = us-gaap_FairValueInputsLevel1Member / us-gaap_FairValueByMeasurementFrequencyAxis = us-gaap_FairValueMeasurementsRecurringMember | [1]
Level 1 [Member] | Recurring [Member] | Corporate Debt Securities [Member] |  |
Summary of Assets Measured at Fair Value on a Recurring Basis |  |
Assets fair value | 0 us-gaap_AssetsFairValueDisclosure / us-gaap_FairValueByAssetClassAxis = us-gaap_CorporateDebtSecuritiesMember / us-gaap_FairValueByFairValueHierarchyLevelAxis = us-gaap_FairValueInputsLevel1Member / us-gaap_FairValueByMeasurementFrequencyAxis = us-gaap_FairValueMeasurementsRecurringMember | [1]
Level 1 [Member] | Recurring [Member] | Marketable equity securities [Member] |  |
Summary of Assets Measured at Fair Value on a Recurring Basis |  |
Assets fair value | 5,516,000 us-gaap_AssetsFairValueDisclosure / us-gaap_FairValueByAssetClassAxis = us-gaap_EquitySecuritiesMember / us-gaap_FairValueByFairValueHierarchyLevelAxis = us-gaap_FairValueInputsLevel1Member / us-gaap_FairValueByMeasurementFrequencyAxis = us-gaap_FairValueMeasurementsRecurringMember | [1]
Level 2 [Member] |  |
Fair Value Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |
Equity, Fair Value Disclosure | 0 us-gaap_EquityFairValueDisclosure / us-gaap_FairValueByFairValueHierarchyLevelAxis = us-gaap_FairValueInputsLevel2Member |
Level 2 [Member] | Recurring [Member] | Securities issued by the U.S Treasury and Government [Member] |  |
Summary of Assets Measured at Fair Value on a Recurring Basis |  |
Assets fair value | 1,948,000 us-gaap_AssetsFairValueDisclosure / us-gaap_FairValueByAssetClassAxis = us-gaap_USTreasuryAndGovernmentMember / us-gaap_FairValueByFairValueHierarchyLevelAxis = us-gaap_FairValueInputsLevel2Member / us-gaap_FairValueByMeasurementFrequencyAxis = us-gaap_FairValueMeasurementsRecurringMember | [1]
Level 2 [Member] | Recurring [Member] | Mortgage-backed securities [Member] |  |
Summary of Assets Measured at Fair Value on a Recurring Basis |  |
Assets fair value | 4,338,000 us-gaap_AssetsFairValueDisclosure / us-gaap_FairValueByAssetClassAxis = us-gaap_MortgageBackedSecuritiesMember / us-gaap_FairValueByFairValueHierarchyLevelAxis = us-gaap_FairValueInputsLevel2Member / us-gaap_FairValueByMeasurementFrequencyAxis = us-gaap_FairValueMeasurementsRecurringMember | [1]
Level 2 [Member] | Recurring [Member] | Securities issued by states and political subdivisions [Member] |  |
Summary of Assets Measured at Fair Value on a Recurring Basis |  |
Assets fair value | 7,423,000 us-gaap_AssetsFairValueDisclosure / us-gaap_FairValueByAssetClassAxis = us-gaap_USStatesAndPoliticalSubdivisionsMember / us-gaap_FairValueByFairValueHierarchyLevelAxis = us-gaap_FairValueInputsLevel2Member / us-gaap_FairValueByMeasurementFrequencyAxis = us-gaap_FairValueMeasurementsRecurringMember | [1]
Level 2 [Member] | Recurring [Member] | Corporate Debt Securities [Member] |  |
Summary of Assets Measured at Fair Value on a Recurring Basis |  |
Assets fair value | 1,058,000 us-gaap_AssetsFairValueDisclosure / us-gaap_FairValueByAssetClassAxis = us-gaap_CorporateDebtSecuritiesMember / us-gaap_FairValueByFairValueHierarchyLevelAxis = us-gaap_FairValueInputsLevel2Member / us-gaap_FairValueByMeasurementFrequencyAxis = us-gaap_FairValueMeasurementsRecurringMember | [1]
Level 2 [Member] | Recurring [Member] | Marketable equity securities [Member] |  |
Summary of Assets Measured at Fair Value on a Recurring Basis |  |
Assets fair value | 0 us-gaap_AssetsFairValueDisclosure / us-gaap_FairValueByAssetClassAxis = us-gaap_EquitySecuritiesMember / us-gaap_FairValueByFairValueHierarchyLevelAxis = us-gaap_FairValueInputsLevel2Member / us-gaap_FairValueByMeasurementFrequencyAxis = us-gaap_FairValueMeasurementsRecurringMember | [1]
Level 3 [Member] |  |
Fair Value Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |
Equity, Fair Value Disclosure | 10,636,000 us-gaap_EquityFairValueDisclosure / us-gaap_FairValueByFairValueHierarchyLevelAxis = us-gaap_FairValueInputsLevel3Member |
Level 3 [Member] | Recurring [Member] | Securities issued by the U.S Treasury and Government [Member] |  |
Summary of Assets Measured at Fair Value on a Recurring Basis |  |
Assets fair value | 0 us-gaap_AssetsFairValueDisclosure / us-gaap_FairValueByAssetClassAxis = us-gaap_USTreasuryAndGovernmentMember / us-gaap_FairValueByFairValueHierarchyLevelAxis = us-gaap_FairValueInputsLevel3Member / us-gaap_FairValueByMeasurementFrequencyAxis = us-gaap_FairValueMeasurementsRecurringMember | [1]
Level 3 [Member] | Recurring [Member] | Mortgage-backed securities [Member] |  |
Summary of Assets Measured at Fair Value on a Recurring Basis |  |
Assets fair value | 0 us-gaap_AssetsFairValueDisclosure / us-gaap_FairValueByAssetClassAxis = us-gaap_MortgageBackedSecuritiesMember / us-gaap_FairValueByFairValueHierarchyLevelAxis = us-gaap_FairValueInputsLevel3Member / us-gaap_FairValueByMeasurementFrequencyAxis = us-gaap_FairValueMeasurementsRecurringMember | [1]
Level 3 [Member] | Recurring [Member] | Securities issued by states and political subdivisions [Member] |  |
Summary of Assets Measured at Fair Value on a Recurring Basis |  |
Assets fair value | 0 us-gaap_AssetsFairValueDisclosure / us-gaap_FairValueByAssetClassAxis = us-gaap_USStatesAndPoliticalSubdivisionsMember / us-gaap_FairValueByFairValueHierarchyLevelAxis = us-gaap_FairValueInputsLevel3Member / us-gaap_FairValueByMeasurementFrequencyAxis = us-gaap_FairValueMeasurementsRecurringMember | [1]
Level 3 [Member] | Recurring [Member] | Corporate Debt Securities [Member] |  |
Summary of Assets Measured at Fair Value on a Recurring Basis |  |
Assets fair value | 0 us-gaap_AssetsFairValueDisclosure / us-gaap_FairValueByAssetClassAxis = us-gaap_CorporateDebtSecuritiesMember / us-gaap_FairValueByFairValueHierarchyLevelAxis = us-gaap_FairValueInputsLevel3Member / us-gaap_FairValueByMeasurementFrequencyAxis = us-gaap_FairValueMeasurementsRecurringMember | [1]
Level 3 [Member] | Recurring [Member] | Marketable equity securities [Member] |  |
Summary of Assets Measured at Fair Value on a Recurring Basis |  |
Assets fair value | 0 us-gaap_AssetsFairValueDisclosure / us-gaap_FairValueByAssetClassAxis = us-gaap_EquitySecuritiesMember / us-gaap_FairValueByFairValueHierarchyLevelAxis = us-gaap_FairValueInputsLevel3Member / us-gaap_FairValueByMeasurementFrequencyAxis = us-gaap_FairValueMeasurementsRecurringMember | [1]
Mortgage Servicing Rights [Member] | Total [Member] | Recurring [Member] |  |
Summary of Assets Measured at Fair Value on a Recurring Basis |  |
Assets fair value | 475,000 us-gaap_AssetsFairValueDisclosure / us-gaap_FairValueByFairValueHierarchyLevelAxis = us-gaap_EstimateOfFairValueFairValueDisclosureMember / us-gaap_FairValueByMeasurementFrequencyAxis = us-gaap_FairValueMeasurementsRecurringMember / us-gaap_FinancialInstrumentAxis = cvco_MortgageServicingRightsMember | [2]
Mortgage Servicing Rights [Member] | Level 1 [Member] | Recurring [Member] |  |
Summary of Assets Measured at Fair Value on a Recurring Basis |  |
Assets fair value | 0 us-gaap_AssetsFairValueDisclosure / us-gaap_FairValueByFairValueHierarchyLevelAxis = us-gaap_FairValueInputsLevel1Member / us-gaap_FairValueByMeasurementFrequencyAxis = us-gaap_FairValueMeasurementsRecurringMember / us-gaap_FinancialInstrumentAxis = cvco_MortgageServicingRightsMember | [2]
Mortgage Servicing Rights [Member] | Level 2 [Member] | Recurring [Member] |  |
Summary of Assets Measured at Fair Value on a Recurring Basis |  |
Assets fair value | 0 us-gaap_AssetsFairValueDisclosure / us-gaap_FairValueByFairValueHierarchyLevelAxis = us-gaap_FairValueInputsLevel2Member / us-gaap_FairValueByMeasurementFrequencyAxis = us-gaap_FairValueMeasurementsRecurringMember / us-gaap_FinancialInstrumentAxis = cvco_MortgageServicingRightsMember | [2]
Mortgage Servicing Rights [Member] | Level 3 [Member] | Recurring [Member] |  |
Summary of Assets Measured at Fair Value on a Recurring Basis |  |
Assets fair value | 475,000 us-gaap_AssetsFairValueDisclosure / us-gaap_FairValueByFairValueHierarchyLevelAxis = us-gaap_FairValueInputsLevel3Member / us-gaap_FairValueByMeasurementFrequencyAxis = us-gaap_FairValueMeasurementsRecurringMember / us-gaap_FinancialInstrumentAxis = cvco_MortgageServicingRightsMember | [2]
Forward Commitments [Member] | Total [Member] | Recurring [Member] |  |
Summary of Assets Measured at Fair Value on a Recurring Basis |  |
Assets fair value | (54,000)us-gaap_AssetsFairValueDisclosure / us-gaap_FairValueByFairValueHierarchyLevelAxis = us-gaap_EstimateOfFairValueFairValueDisclosureMember / us-gaap_FairValueByMeasurementFrequencyAxis = us-gaap_FairValueMeasurementsRecurringMember / us-gaap_FinancialInstrumentAxis = cvco_ForwardCommitmentsMember | [3]
Forward Commitments [Member] | Level 1 [Member] | Recurring [Member] |  |
Summary of Assets Measured at Fair Value on a Recurring Basis |  |
Assets fair value | 0 us-gaap_AssetsFairValueDisclosure / us-gaap_FairValueByFairValueHierarchyLevelAxis = us-gaap_FairValueInputsLevel1Member / us-gaap_FairValueByMeasurementFrequencyAxis = us-gaap_FairValueMeasurementsRecurringMember / us-gaap_FinancialInstrumentAxis = cvco_ForwardCommitmentsMember | [3]
Forward Commitments [Member] | Level 2 [Member] | Recurring [Member] |  |
Summary of Assets Measured at Fair Value on a Recurring Basis |  |
Assets fair value | 0 us-gaap_AssetsFairValueDisclosure / us-gaap_FairValueByFairValueHierarchyLevelAxis = us-gaap_FairValueInputsLevel2Member / us-gaap_FairValueByMeasurementFrequencyAxis = us-gaap_FairValueMeasurementsRecurringMember / us-gaap_FinancialInstrumentAxis = cvco_ForwardCommitmentsMember | [3]
Forward Commitments [Member] | Level 3 [Member] | Recurring [Member] |  |
Summary of Assets Measured at Fair Value on a Recurring Basis |  |
Assets fair value | (54,000)us-gaap_AssetsFairValueDisclosure / us-gaap_FairValueByFairValueHierarchyLevelAxis = us-gaap_FairValueInputsLevel3Member / us-gaap_FairValueByMeasurementFrequencyAxis = us-gaap_FairValueMeasurementsRecurringMember / us-gaap_FinancialInstrumentAxis = cvco_ForwardCommitmentsMember | [3]
Interest Rate Lock Commitments [Member] | Total [Member] | Recurring [Member] |  |
Summary of Assets Measured at Fair Value on a Recurring Basis |  |
Assets fair value | 19,000 us-gaap_AssetsFairValueDisclosure / us-gaap_FairValueByFairValueHierarchyLevelAxis = us-gaap_EstimateOfFairValueFairValueDisclosureMember / us-gaap_FairValueByMeasurementFrequencyAxis = us-gaap_FairValueMeasurementsRecurringMember / us-gaap_FinancialInstrumentAxis = us-gaap_InterestRateLockCommitmentsMember | [3]
Interest Rate Lock Commitments [Member] | Level 1 [Member] | Recurring [Member] |  |
Summary of Assets Measured at Fair Value on a Recurring Basis |  |
Assets fair value | 0 us-gaap_AssetsFairValueDisclosure / us-gaap_FairValueByFairValueHierarchyLevelAxis = us-gaap_FairValueInputsLevel1Member / us-gaap_FairValueByMeasurementFrequencyAxis = us-gaap_FairValueMeasurementsRecurringMember / us-gaap_FinancialInstrumentAxis = us-gaap_InterestRateLockCommitmentsMember | [3]
Interest Rate Lock Commitments [Member] | Level 2 [Member] | Recurring [Member] |  |
Summary of Assets Measured at Fair Value on a Recurring Basis |  |
Assets fair value | 0 us-gaap_AssetsFairValueDisclosure / us-gaap_FairValueByFairValueHierarchyLevelAxis = us-gaap_FairValueInputsLevel2Member / us-gaap_FairValueByMeasurementFrequencyAxis = us-gaap_FairValueMeasurementsRecurringMember / us-gaap_FinancialInstrumentAxis = us-gaap_InterestRateLockCommitmentsMember | [3]
Interest Rate Lock Commitments [Member] | Level 3 [Member] | Recurring [Member] |  |
Summary of Assets Measured at Fair Value on a Recurring Basis |  |
Assets fair value | $ 19,000 us-gaap_AssetsFairValueDisclosure / us-gaap_FairValueByFairValueHierarchyLevelAxis = us-gaap_FairValueInputsLevel3Member / us-gaap_FairValueByMeasurementFrequencyAxis = us-gaap_FairValueMeasurementsRecurringMember / us-gaap_FinancialInstrumentAxis = us-gaap_InterestRateLockCommitmentsMember | [3]
[1] | Unrealized gains or losses on investments are recorded in accumulated other comprehensive income (loss) at each measurement date.
[2] | Changes in the fair value of mortgage servicing rights are recognized in current period earnings through net revenue.
[3] | Gains or losses on derivatives are recognized in current period earnings through cost of sales.

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- Definition Fair Value, Assets, Level 1, Level 2, or Level 3 Transfers, Amount + References No definition available. + Details
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- Definition Fair value portion of probable future economic benefits obtained or controlled by an entity as a result of past transactions or events. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 820 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=36462937&loc=d3e19207-110258 + Details
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- Definition Fair value of the entity's equity. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 820 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=36462937&loc=d3e19207-110258 + Details
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