Receivables - Additional Information (Detail) (USD $) In Millions, unless otherwise specified	Mar. 30, 2013	Mar. 31, 2012
Accounts, Notes, Loans and Financing Receivable [Line Items]
Allowance for return, discount and credit as well as doubtful accounts	$ 1.1	$ 0.4

Allowance for Sales Returns, Discounts and Credits, and Doubtful Accounts Receivable, Current

No definition available.

Name:	kors_AllowanceForSalesReturnsDiscountsAndCreditsAndDoubtfulAccountsReceivableCurrent
Namespace Prefix:	kors_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant