v3.8.0.1
Derivative Financial Instruments - Information about Gains (Losses) Associated with Derivative Financial Instruments (Details) - Cash flow hedges - Foreign currency forward contracts - USD ($)
$ in Thousands
12 Months Ended
Feb. 03, 2018
Jan. 28, 2017
Jan. 30, 2016
Derivative Instruments, Gain (Loss) [Line Items]      
Amount of Gains (Losses) in Statement of Operations $ 3,946 $ 838 $ (421)
Research and development      
Derivative Instruments, Gain (Loss) [Line Items]      
Amount of Gains (Losses) in Statement of Operations 3,223 737 (390)
Selling, general and administrative      
Derivative Instruments, Gain (Loss) [Line Items]      
Amount of Gains (Losses) in Statement of Operations $ 723 $ 101 $ (31)