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Employee Benefit Plans (Details) - USD ($) $ in Thousands | 12 Months Ended
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Mar. 28, 2020 | Mar. 30, 2019 | Mar. 31, 2018
Defined Benefit Plan Disclosure [Line Items] |  |  |
Maximum loss per emolyee under insurance claims | $ 400 |  |
Medical claims expenses | $ 15,700 | $ 16,500 | $ 15,500
401K Plan [Member] |  |  |
Defined Benefit Plan Disclosure [Line Items] |  |  |
Employer matching percentage | 20.00% |  |
Employee contribution rate, subject to match | 5.00% |  |
Vesting period | 4 years |  |
Employer matching contribution expense | $ 1,100 | $ 1,000 | $ 839
Maximum | 401K Plan [Member] |  |  |
Defined Benefit Plan Disclosure [Line Items] |  |  |
Employer matching percentage | 50.00% |  |
Employee contribution rate, subject to match | 5.00% |  |
Employer maximum match per employee | $ 1 |  |

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- Definition Defined Contribution Plan, Employers Matching Contribution, Vesting Period + References No definition available. + Details
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Namespace Prefix: | cvco_
Data Type: | xbrli:durationItemType
Balance Type: | na
Period Type: | duration

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- Definition Reinsurance Coverage, Maximum Liability per Employee + References No definition available. + Details
Name: | cvco_ReinsuranceCoverageMaximumLiabilityPerEmployee
Namespace Prefix: | cvco_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

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- Definition Self-Funded Group Medical Plan, Medical Claims Expense + References No definition available. + Details
Name: | cvco_SelfFundedGroupMedicalPlanMedicalClaimsExpense
Namespace Prefix: | cvco_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

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- Definition Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table. + References No definition available. + Details
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Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
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- Definition Amount of cost for defined contribution plan. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 715 -SubTopic 70 -Section 50 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=49170846&loc=d3e28014-114942 + Details
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- Definition Amount of discretionary contributions made by an employer to a defined contribution plan. + References No definition available. + Details
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Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

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- Definition Percentage of employees' gross pay for which the employer contributes a matching contribution to a defined contribution plan. + References No definition available. + Details
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Namespace Prefix: | us-gaap_
Data Type: | num:percentItemType
Balance Type: | na
Period Type: | duration

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- Definition Percentage employer matches of the employee's percentage contribution matched. + References No definition available. + Details
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Namespace Prefix: | us-gaap_
Data Type: | num:percentItemType
Balance Type: | na
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- Details
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Namespace Prefix: |
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Balance Type: |
Period Type: |

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- Details
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Namespace Prefix: |
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Balance Type: |
Period Type: |