Restructuring Restructuring costs, by Functional Line Item in the Condensed Consolidated Statement of Operations (Details) (USD $) In Thousands, unless otherwise specified	3 Months Ended
	Dec. 29, 2013
Restructuring Cost and Reserve [Line Items]
Restructuring Charges	$ 7,450
Cost of goods sold [Member]
Restructuring Cost and Reserve [Line Items]
Restructuring Charges	277
Engineering and development [Member]
Restructuring Cost and Reserve [Line Items]
Restructuring Charges	5,259
Sales and marketing [Member]
Restructuring Cost and Reserve [Line Items]
Restructuring Charges	668
General and administrative [Member]
Restructuring Cost and Reserve [Line Items]
Restructuring Charges	$ 1,246