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Commitments and Contingencies - Additional Information (Detail) (USD $) In Millions, unless otherwise specified | 12 Months Ended
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Mar. 31, 2012
Commitments and Letters of Credit [Line Items] |
Lease expiration date | 2026-04
Stand by letter of credit issued | $ 7.9
Long term employment commitment amount | $ 2.5

X
- Details
Name: | kors_CommitmentsAndLettersOfCreditLineItems
Namespace Prefix: | kors_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

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- Definition Lease Expiration, Month and Year + References No definition available. + Details
Name: | kors_LeaseExpirationMonthAndYear
Namespace Prefix: | kors_
Data Type: | xbrli:gYearMonthItemType
Balance Type: | na
Period Type: | duration

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- Definition Long Term Employment Commitment Amount + References No definition available. + Details
Name: | kors_LongTermEmploymentCommitmentAmount
Namespace Prefix: | kors_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

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- Definition Standby Letters of Credit + References No definition available. + Details
Name: | kors_StandbyLettersOfCredit
Namespace Prefix: | kors_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant