v3.8.0.1
Derivative Financial Instruments - Gains (Losses) Reclassified from Accumulated Other Comprehensive Income (Loss) (Details) - USD ($)
$ in Thousands
12 Months Ended
Feb. 03, 2018
Jan. 28, 2017
Jan. 30, 2016
Derivative Instruments, Gain (Loss) [Line Items]      
Research and development $ 714,444 $ 805,029 $ 954,653
Reclassification out of accumulated other comprehensive income (loss)      
Derivative Instruments, Gain (Loss) [Line Items]      
Total 3,165 533 64
Reclassification out of accumulated other comprehensive income (loss) | Cash flow hedges      
Derivative Instruments, Gain (Loss) [Line Items]      
Research and development 2,564 467 48
Selling, general and administrative $ 601 $ 66 $ 16