Segment Information (Revenue By Geographic Segment) (Details) (USD $) In Thousands, unless otherwise specified	3 Months Ended
	Dec. 29, 2012		Dec. 31, 2011
Revenue	$ 319,751		$ 318,276
Americas [Member]
Revenue	132,658	[1]	117,490	[1]
Europe [Member]
Revenue	119,654	[2]	133,175	[2]
Pacific Rim [Member]
Revenue	38,622		37,250
Japan [Member]
Revenue	28,817		30,361
United States [Member]
Revenue	116,900		110,700
Germany [Member]
Revenue	$ 42,100		$ 56,100

[1] Includes revenue in the United States totaling $116.9 million and $110.7 million for the three months ended December 29, 2012 and December 31, 2011, respectively.

[2] Includes revenue in Germany totaling $42.1 million and $56.1 million for the three months ended December 29, 2012 and December 31, 2011, respectively.