v3.5.0.2
Changes in Accumulated Other Comprehensive Income (Loss) by Components (Detail) - USD ($)
$ in Thousands
 3 Months Ended 6 Months Ended
Jul. 30, 2016
Aug. 01, 2015
Jul. 30, 2016
Aug. 01, 2015
Accumulated Other Comprehensive Income (Loss) [Line Items]        
Beginning Balance     $ 4,140,123  
Other comprehensive income (loss), net of tax $ 1,793 $ (1,358) 4,810 $ (1,586)
Ending Balance 4,159,088   4,159,088  
Unrealized Gain (Loss) on Marketable Securities        
Accumulated Other Comprehensive Income (Loss) [Line Items]        
Beginning Balance     (656) 3,768
Other comprehensive income (loss) before reclassifications     4,471 (2,865)
Amounts reclassified from accumulated other comprehensive income (loss)     (62) (453)
Other comprehensive income (loss), net of tax     4,409 (3,318)
Ending Balance 3,753 450 3,753 450
Unrealized Gain (Loss) on Auction Rate Securities        
Accumulated Other Comprehensive Income (Loss) [Line Items]        
Beginning Balance       (2,274)
Other comprehensive income (loss) before reclassifications       (103)
Other comprehensive income (loss), net of tax       (103)
Ending Balance   (2,377)   (2,377)
Unrealized Gain (Loss) on Cash Flow Hedges        
Accumulated Other Comprehensive Income (Loss) [Line Items]        
Beginning Balance     (139) (1,186)
Other comprehensive income (loss) before reclassifications     788 1,166
Amounts reclassified from accumulated other comprehensive income (loss)     (387) 669
Other comprehensive income (loss), net of tax     401 1,835
Ending Balance 262 649 262 649
Accumulated Other Comprehensive Income (Loss)        
Accumulated Other Comprehensive Income (Loss) [Line Items]        
Beginning Balance     (795) 308
Other comprehensive income (loss) before reclassifications     5,259 (1,802)
Amounts reclassified from accumulated other comprehensive income (loss)     (449) 216
Other comprehensive income (loss), net of tax     4,810 (1,586)
Ending Balance $ 4,015 $ (1,278) $ 4,015 $ (1,278)