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Retirement Plans - Additional Information (Detail) (USD $) In Millions, unless otherwise specified | 12 Months Ended
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Mar. 28, 2015 | Mar. 29, 2014 | Mar. 30, 2013
Defined Benefit Plan Disclosure [Line Items] |  |  |
Defined contribution plan, service period for eligibility | 3 months |  |
Expenses recognized related to retirement plans | $ 5.8 us-gaap_DefinedContributionPlanCostRecognized | $ 3.5 us-gaap_DefinedContributionPlanCostRecognized | $ 2.2 us-gaap_DefinedContributionPlanCostRecognized

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- Definition Defined Contribution Plan, Service Period for Eligibility + References No definition available. + Details
Name: | kors_DefinedContributionPlanServicePeriodForEligibility
Namespace Prefix: | kors_
Data Type: | xbrli:durationItemType
Balance Type: | na
Period Type: | duration

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- Details
Name: | us-gaap_DefinedBenefitPlanDisclosureLineItems
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

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- Definition The amount of the cost recognized during the period for defined contribution plans. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -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
Name: | us-gaap_DefinedContributionPlanCostRecognized
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration