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Related Party Transactions (Details) (Third Avenue Management LLC [Member]) | Sep. 30, 2012
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Third Avenue Management LLC [Member] |
Related Party Transactions (Narrative) [Abstract] |
Percentage ownership of outstanding common shares | 7.00%

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- Definition Percentage of interest owned by related party. + References No definition available. + Details
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Namespace Prefix: | cvco_
Data Type: | num:percentItemType
Balance Type: | na
Period Type: | instant

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- Details
Name: | cvco_RelatedPartyTransactionsNarrativeAbstract
Namespace Prefix: | cvco_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration