Share-Based Compensation - Additional Information about Awards Granted under Omnibus Plan (Details) - USD ($) $ in Millions	12 Months Ended
Jan. 30, 2016	Jan. 31, 2015	Feb. 01, 2014
Omnibus Plan
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Total intrinsic value of awards vested	$ 22.2	$ 43.9	$ 25.3

Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

No definition available.

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