Note 16 Revenue and Expenses by Segment (Details) (USD $) In Thousands, unless otherwise specified	12 Months Ended
	Sep. 27, 2014		Sep. 28, 2013		Sep. 29, 2012
Segment Information [Line Items]
Gross Profit	$ 488,283		$ 426,817		$ 435,782
Depreciation and amortization	97,677		96,021		99,477
Captial expenditures	79,462		73,069		81,899
Long-lived assets (including assets held for sale)	574,654		544,534
Revenue percentage generated by reportable segment	79.00%
Number of reportable segments	1
Number of Operating Segments	2
Operating Segments
Segment Information [Line Items]
Gross Profit	495,883		436,389		440,715
Depreciation and amortization	89,353		87,333		90,352
Captial expenditures	74,827		69,622		80,112
Long-lived assets (including assets held for sale)	523,188		492,812
Operating Segments | IMS
Segment Information [Line Items]
Revenues	4,933,714		4,766,670		4,968,983
Gross Profit	339,909		291,664		329,267
Depreciation and amortization	50,933		54,531		54,711
Captial expenditures	47,103		44,080		39,962
Long-lived assets (including assets held for sale)	309,922		287,907
Operating Segments | CPS
Segment Information [Line Items]
Revenues	1,514,340		1,335,510		1,265,855
Gross Profit	155,974		144,725		111,448
Depreciation and amortization	38,420		32,802		35,641
Captial expenditures	27,724		25,542		40,150
Long-lived assets (including assets held for sale)	213,266		204,905
Unallocated corporate items
Segment Information [Line Items]
Depreciation and amortization	8,324	[1]	8,688	[1]	9,125	[1]
Captial expenditures	4,635	[1]	3,447	[1]	1,787	[1]
Long-lived assets (including assets held for sale)	51,466	[1]	51,722	[1]
Segment Reconciling Items
Segment Information [Line Items]
Gross Profit	(7,600)	[2]	(9,572)	[2]	(4,933)	[2]
Segment Reconciling Items | IMS
Segment Information [Line Items]
Revenues	(1,856)	[2]
Intersegment Eliminations
Segment Information [Line Items]
Revenues	$ (231,092)		$ (185,056)		$ (141,504)

[1] Primarily related to selling, general and administration functions.

[2] For purposes of evaluating segment performance, management excludes certain items from its measures of revenue and 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.