Derivatives and Hedging Activities - Summary of Open Foreign Currency Contracts (Details) £ in Thousands, SFr in Thousands, CAD in Thousands, $ in Thousands	Oct. 30, 2016 USD ($)	Oct. 30, 2016 GBP (£)	Oct. 30, 2016 CAD	Oct. 30, 2016 CHF (SFr)
Derivative [Line Items]
Number of Instruments	21	21	21	21
Sell USD/Buy CHF Forward Contract [Member]
Derivative [Line Items]
Number of Instruments	3	3	3	3
Sell USD/Buy CAD Forward Contract [Member]
Derivative [Line Items]
Number of Instruments	3	3	3	3
Sell USD/Buy GBP Forward Contract [Member]
Derivative [Line Items]
Number of Instruments	15	15	15	15
Short [Member] | Sell USD/Buy CHF Forward Contract [Member]
Derivative [Line Items]
Notional Value	$ 2,732
Short [Member] | Sell USD/Buy CAD Forward Contract [Member]
Derivative [Line Items]
Notional Value	4,532
Short [Member] | Sell USD/Buy GBP Forward Contract [Member]
Derivative [Line Items]
Notional Value	$ 13,568
Long [Member] | Sell USD/Buy CHF Forward Contract [Member]
Derivative [Line Items]
Notional Value | SFr				SFr 2,672
Long [Member] | Sell USD/Buy CAD Forward Contract [Member]
Derivative [Line Items]
Notional Value | CAD			CAD 6,337
Long [Member] | Sell USD/Buy GBP Forward Contract [Member]
Derivative [Line Items]
Notional Value | £		£ 10,744