2.4.0.82424401 - Disclosure - Related Party Transactions (Details)truefalseIn Millions, except Share data, unless otherwise specifiedfalse1false falsefalseI2014Q2SDhttp://www.sec.gov/CIK0000278166instant2013-07-22T00:00:000001-01-01T00:00:00numberStandardhttp://www.xbrl.org/2003/instancepurexbrli02false truefalseI2014Q1_us-gaap_RelatedPartyTransactionsByRelatedPartyAxis_cvco_ThirdAvenueManagementLlcMemberhttp://www.sec.gov/CIK0000278166instant2013-06-29T00:00:000001-01-01T00:00:00falsefalseThird Avenue Management LLC [Member]us-gaap_RelatedPartyTransactionsByRelatedPartyAxisxbrldihttp://xbrl.org/2006/xbrldicvco_ThirdAvenueManagementLlcMemberus-gaap_RelatedPartyTransactionsByRelatedPartyAxisexplicitMembernumberStandardhttp://www.xbrl.org/2003/instancepurexbrli03false USDtruefalse$D2014Q2SD_us-gaap_SubsequentEventTypeAxis_us-gaap_SubsequentEventMemberhttp://www.sec.gov/CIK0000278166duration2013-07-21T00:00:002013-07-22T00:00:00falsefalseSubsequent Event [Member]us-gaap_SubsequentEventTypeAxisxbrldihttp://xbrl.org/2006/xbrldius-gaap_SubsequentEventMemberus-gaap_SubsequentEventTypeAxisexplicitMembersharesStandardhttp://www.xbrl.org/2003/instancesharesxbrli0usdStandardhttp://www.xbrl.org/2003/iso4217USDiso42170USDUSD$1true 3us-gaap_RelatedPartyTransactionLineItemsus-gaap_truenadurationfalsefalsefalsefalsefalsefalsefalsefalseterseLabel1falsefalsefalse00falsefalsefalse2falsefalsefalse00falsefalsefalse3falsefalsefalse00falsefalsefalsexbrli:stringItemTypestringfalse0Related Party Transaction [Line Items]2false 4cvco_PercentageOfInterestOwnedByRelatedPartycvco_falsenainstantfalsefalsefalsefalsefalsefalsefalsefalseverboseLabel1truetruefalse0.2230.223falsefalsefalse2truetruefalse0.0240.024falsefalsefalse3falsetruefalse00falsefalsefalsenum:percentItemTypepurePercentage of interest owned by related party.No definition available.false0Percentage ownership of outstanding common shares, before repurchase3false 4us-gaap_MinorityInterestDecreaseFromRedemptionsus-gaap_truedebitdurationfalsefalsefalsefalsefalsefalsefalsefalseterseLabel1falsefalsefalse00falsefalsefalse2falsefalsefalse00falsefalsefalse3truefalsefalse9140000091.4USD$falsetruefalsexbrli:monetaryItemTypemonetaryDecrease in noncontrolling interest (for example, but not limited to, redeeming or purchasing the interests of noncontrolling shareholders, issuance of shares (interests) by the non-wholly owned subsidiary to the parent entity for other than cash, and a buyback of shares (interest) by the non-wholly owned subsidiary from the noncontrolling interests).Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 505 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.3-04) -URI http://asc.fasb.org/extlink&oid=6959260&loc=d3e187085-122770 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher AICPA -Name Accounting Research Bulletin (ARB) -Number 51 -Paragraph 38 -Subparagraph c(2) -LegacyDoc This reference is SUPERSEDED by the Accounting Standards Codification effective for interim and annual periods ending after September 15, 2009. This reference is included to help users transition from the previous accounting hierarchy and will be removed from future versions of this taxonomy. Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 810 -SubTopic 10 -Section 45 -Paragraph 23 -URI http://asc.fasb.org/extlink&oid=7656940&loc=SL4569655-111683 Reference 4: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 810 -SubTopic 10 -Section 45 -Paragraph 24 -URI http://asc.fasb.org/extlink&oid=7656940&loc=SL4616395-111683 false2Purchase price of redeemable noncontrolling interest repurchase4false 4us-gaap_StockIssuedDuringPeriodSharesNewIssuesus-gaap_truenadurationfalsefalsefalsefalsefalsefalsefalsefalseverboseLabel1falsefalsefalse00falsefalsefalse2falsefalsefalse00falsefalsefalse3truefalsefalse18670001867000falsefalsefalsexbrli:sharesItemTypesharesNumber of new stock issued during the period.Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher AICPA -Name Accounting Principles Board Opinion (APB) -Number 12 -Paragraph 10 -LegacyDoc This reference is SUPERSEDED by the Accounting Standards Codification effective for interim and annual periods ending after September 15, 2009. This reference is included to help users transition from the previous accounting hierarchy and will be removed from future versions of this taxonomy. Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 04 -Article 3 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 505 -SubTopic 10 -Section 50 -Paragraph 2 -URI http://asc.fasb.org/extlink&oid=6928386&loc=d3e21463-112644 Reference 4: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 505 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.3-04) -URI http://asc.fasb.org/extlink&oid=6959260&loc=d3e187085-122770 Reference 5: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 02 -Paragraph 29, 30 -Article 5 false1Stock issued during period, shares, new issues5false 4cvco_PercentageOfInterestOwnedByRelatedPartycvco_falsenainstantfalsefalsefalsefalsefalsefalsefalsefalseterseLabel1truetruefalse0.2230.223falsefalsefalse2truetruefalse0.0240.024falsefalsefalse3falsetruefalse00falsefalsefalsenum:percentItemTypepurePercentage of interest owned by related party.No definition available.false0Percentage ownership of outstanding common shares, after repurchasefalseRelated Party Transactions (Details) (USD $)HundredThousandsNoRoundingUnKnownUnKnowntruefalsefalseSheethttp://www.cavco.com/role/RelatedPartyTransactionsDetails35