Restructuring Costs (Details) - USD ($) $ in Thousands	3 Months Ended
	Jan. 02, 2016	Jan. 03, 2015
Restructuring Cost and Reserve [Line Items]
Restructuring Reserve	$ 0
Restructuring Charges	1,507	$ 1,691
Restructuring Reserve, Accrual Adjustment	(451)
Restructuring Reserve	1,056
Employee Severance [Member]
Restructuring Cost and Reserve [Line Items]
Restructuring Reserve	0
Restructuring Reserve, Accrual Adjustment	(338)
Restructuring Reserve	1,056
Other Restructuring [Member]
Restructuring Cost and Reserve [Line Items]
Restructuring Reserve	0
Restructuring Reserve, Accrual Adjustment	(113)
Restructuring Reserve	0
Restructuring Charges [Member] | Fremont and Livingston Restructuring Plan [Member]
Restructuring Cost and Reserve [Line Items]
Restructuring Charges	1,507
Restructuring Charges [Member] | Fremont and Livingston Restructuring Plan [Member] | Employee Severance [Member]
Restructuring Cost and Reserve [Line Items]
Restructuring Charges	1,394
Restructuring Charges [Member] | Fremont and Livingston Restructuring Plan [Member] | Other Restructuring [Member]
Restructuring Cost and Reserve [Line Items]
Restructuring Charges	$ 113