Accumulated Other Comprehensive Income (Loss) (Changes in AOCI by Component, Net of Tax) (Details) - USD ($) $ in Thousands	3 Months Ended
	Dec. 30, 2016	Jan. 01, 2016
Accumulated Other Comprehensive Income (Loss) [Line Items]
Beginning balance	$ 2,354	$ 3,637
Other comprehensive loss before reclassifications	(3,747)	(1,777)
Amounts reclassified from accumulated other comprehensive income	142	155
Tax effects	(54)	(59)
Ending balance	(1,305)	1,956
Foreign Currency Translation Adjustment [Member]
Accumulated Other Comprehensive Income (Loss) [Line Items]
Beginning balance	10,525	10,253
Other comprehensive loss before reclassifications	(3,747)	(1,777)
Amounts reclassified from accumulated other comprehensive income
Tax effects
Ending balance	6,778	8,476
Unamortized Loss On Defined Benefit Pension Plans [Member]
Accumulated Other Comprehensive Income (Loss) [Line Items]
Beginning balance	(8,171)	(6,616)
Other comprehensive loss before reclassifications
Amounts reclassified from accumulated other comprehensive income	142	155
Tax effects	(54)	(59)
Ending balance	$ (8,083)	$ (6,520)