Derivative Instruments Derivative Instruments Narrative (Details)	6 Months Ended
Jul. 29, 2017
Net Investment Hedging [Member]
Derivative [Line Items]
Derivative, Term of Contract	12 months
Foreign Exchange Forward [Member] \| Not Designated as Hedging Instrument [Member]
Derivative [Line Items]
Derivative, Term of Contract	12 months

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