Note 9 Revenue and Gross Profit by Segment (Details) (USD $) In Thousands, unless otherwise specified	3 Months Ended				6 Months Ended
	Mar. 30, 2013		Mar. 31, 2012		Mar. 30, 2013		Mar. 31, 2012
Segment Reporting Information [Line Items]
Revenues	$ 1,427,642		$ 1,463,082		$ 2,922,587		$ 2,965,448
Gross profit:	100,304		106,348		197,232		215,373
Number of Reportable Segments					1		1
IMS
Segment Reporting Information [Line Items]
Revenues	1,159,005		1,184,354		2,362,640		2,419,040
Gross profit:	69,365		77,813		139,284		162,352
CPS
Segment Reporting Information [Line Items]
Revenues	309,464		314,440		637,081		618,409
Gross profit:	32,551		29,843		63,920		55,340
Total
Segment Reporting Information [Line Items]
Gross profit:	101,916		107,656		203,204		217,692
Unallocated items (1)
Segment Reporting Information [Line Items]
Gross profit:	(1,612)	[1]	(1,308)	[1]	(5,972)	[1]	(2,319)	[1]
Intersegment
Segment Reporting Information [Line Items]
Revenues	$ (40,827)		$ (35,712)		$ (77,134)		$ (72,001)

[1] Represents amounts associated with items that management excludes from its measure of gross profit. These items include stock-based compensation expense, amortization of intangible assets, charges or credits resulting from distressed customers and similar items that either occur infrequently or are of a non-operational nature.