Derivative Financial Instruments (Notional Amounts Of Outstanding Forward Contracts) (Details) (USD $) In Thousands	Jul. 02, 2011	Sep. 30, 2010
Notional amounts of outstanding forward contracts	$ 408,989	$ 148,813
Canadian /U.S. Dollar [Member]
Notional amounts of outstanding forward contracts	268,805	1,280
Euro/U.S. Dollar [Member]
Notional amounts of outstanding forward contracts	87,133	113,546
Indian Rupee/U.S. Dollar [Member]
Notional amounts of outstanding forward contracts	23,134	20,262
Chinese Renminbi/U.S. Dollar [Member]
Notional amounts of outstanding forward contracts	5,747	5,443
Japanese Yen/U.S. Dollar [Member]
Notional amounts of outstanding forward contracts	15,546
All Other [Member]
Notional amounts of outstanding forward contracts	$ 8,624	$ 8,282