COMMITMENTS AND CONTINGENCIES - Sale Leaseback (Details) - Sale Leaseback Agreement for North Bergen, New Jersey Office	3 Months Ended
Jun. 29, 2013 item
Sale leaseback
Lease term	12 years
Number of renewal options under the sale-leaseback transaction	2
Term of options under the sale-leaseback transaction	5 years

Represents the number of options under lease(s) related to the assets being leased-back in connection with the transaction involving the sale of property to another party and the lease of the property back to the seller.

No definition available.

Name:	kate_SaleLeasebackTransactionNumberOfOptions
Namespace Prefix:	kate_
Data Type:	xbrli:integerItemType
Balance Type:	na
Period Type:	instant