Segment Information (Geographic Revenue) (Details) (USD $) In Thousands, unless otherwise specified	3 Months Ended								12 Months Ended
	Sep. 28, 2012	Jun. 29, 2012	Mar. 30, 2012	Dec. 30, 2011	Sep. 30, 2011	Jul. 01, 2011	Apr. 01, 2011	Dec. 31, 2010	Sep. 28, 2012	Sep. 30, 2011	Oct. 01, 2010
Segment Reporting Information [Line Items]
Revenue, Net	$ 421,113	$ 389,038	$ 364,690	$ 393,740	$ 402,316	$ 356,075	$ 325,411	$ 335,120	$ 1,568,581	$ 1,418,922	$ 1,071,849
Property, Plant and Equipment, Net	279,383				251,365				279,383	251,365
Total Americas [Member]
Segment Reporting Information [Line Items]
Revenue, Net									88,632	115,627	152,334
United States
Segment Reporting Information [Line Items]
Revenue, Net									70,259	76,764	115,610
Property, Plant and Equipment, Net	124,777				114,492				124,777	114,492
Other Americas [Member]
Segment Reporting Information [Line Items]
Revenue, Net									18,373	38,863	36,724
Total Asia-Pacific [Member]
Segment Reporting Information [Line Items]
Revenue, Net									1,442,412	1,248,322	855,891
China
Segment Reporting Information [Line Items]
Revenue, Net									820,134	914,678	628,858
South Korea
Segment Reporting Information [Line Items]
Revenue, Net									103,213	148,370	144,758
Taiwan
Segment Reporting Information [Line Items]
Revenue, Net									311,728	93,753	51,353
Other Asia-Pacific [Member]
Segment Reporting Information [Line Items]
Revenue, Net									207,337	91,521	30,922
Europe, Middle East and Africa [Member]
Segment Reporting Information [Line Items]
Revenue, Net									37,537	54,973	63,624
Mexico
Segment Reporting Information [Line Items]
Property, Plant and Equipment, Net	145,935				131,862				145,935	131,862
Other [Member]
Segment Reporting Information [Line Items]
Property, Plant and Equipment, Net	$ 8,671				$ 5,011				$ 8,671	$ 5,011