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Options Activity and Information about Options Outstanding (Parenthetical) (Detail) (USD $) In Millions, except Per Share data, unless otherwise specified | 1 Months Ended
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Aug. 30, 2011
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |
Cash paid for redemption of certain option grants | $ 10.7
Share value of redeemed option grants during the period | $ 12.12

X
- Definition Payments to Redeemed Option Grants during Period + References No definition available. + Details
Name: | kors_PaymentsToRedeemedOptionGrantsDuringPeriod
Namespace Prefix: | kors_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

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- Definition Redemption Price Of Each Right + References No definition available. + Details
Name: | kors_RedemptionPriceOfEachRight
Namespace Prefix: | kors_
Data Type: | num:perShareItemType
Balance Type: | na
Period Type: | instant

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