Derivatives (Table 1 & 2) (Details) (USD $) In Thousands, unless otherwise specified	May 04, 2013
Euro [Member]
Outstanding foreign exchange forward contracts
Notional Amount of outstanding foreign exchange forward contracts	$ 159,876	[1]
Notional Amount of outstanding foreign exchange forward contracts not designated as hedge	19,578	[1]
British Pound [Member]
Outstanding foreign exchange forward contracts
Notional Amount of outstanding foreign exchange forward contracts	72,870	[1]
Swiss Franc [Member]
Outstanding foreign exchange forward contracts
Notional Amount of outstanding foreign exchange forward contracts not designated as hedge	16,093	[1]
Canadian Dollar [Member]
Outstanding foreign exchange forward contracts
Notional Amount of outstanding foreign exchange forward contracts	$ 12,896	[1]

[1] Amounts are reported in thousands and in U.S. Dollar equivalent as of May 4, 2013.