|
Fair Value Measurements and Financial Instruments - Additional Information (Detail) (USD $)
In Millions, unless otherwise specified |
Aug. 03, 2013
|
Jul. 28, 2012
|
|---|---|---|
| Fair Value of Financial Instruments [Line Items] | ||
| Notional value of foreign currency derivatives gross | $ 692.3 | $ 576.4 |
| Notional value of foreign currency derivatives Net | $ 60.5 | $ 91.5 |