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Reinsurance (Details Textual) $ in Thousands | 9 Months Ended
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Dec. 26, 2020 USD ($)
Insurance [Abstract] |
Insurance policies maximum coverage per claim | $ 300
Insurance policies coverage per claim ceded to reinsurers | 150
Insurance policy risk of loss maintained per claim | 150
Catastrophic losses recoverable in excess of amount | 2,000
Aggregate catastrophic losses recoverable in excess of amount | $ 55,000

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- Definition Catastrophic losses recoverable in aggregate greater than amount. + References No definition available. + Details
Name: | cvco_CatastrophicLossesRecoverableInAggregateGreaterThanAmount
Namespace Prefix: | cvco_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

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- Definition Catastrophic losses recoverable per occurrence greater than amount. + References No definition available. + Details
Name: | cvco_CatastrophicLossesRecoverablePerOccurrenceGreaterThanAmount
Namespace Prefix: | cvco_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

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- Definition Limited risk of loss per claim on typical policies amount. + References No definition available. + Details
Name: | cvco_LimitedRiskOfLossPerClaimOnTypicalPoliciesAmount
Namespace Prefix: | cvco_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

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- Definition Maximum risk assumed per policy. + References No definition available. + Details
Name: | cvco_MaximumRiskAssumedPerPolicy
Namespace Prefix: | cvco_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition Maximum risk ceded per policy. + References No definition available. + Details
Name: | cvco_MaximumRiskCededPerPolicy
Namespace Prefix: | cvco_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

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