Warranty Obligations (Tables)

6 Months Ended

Mar. 28, 2015

Warranty Obligations [Abstract]

Warranty Provisions And Claims

	Three Months Ended				Six Months Ended
		March 28,		March 29,		March 28,		March 29,
		2015		2014		2015		2014
	(in thousands)
Beginning balance	$	5,188	$	5,308	$	4,286	$	4,694
Warranty provisions		1,145		1,801		3,280		3,964
Warranty claims		(1,039)		(1,826)		(2,535)		(3,393)
Adjustments to preexisting warranties		63		(162)		342		(162)
Currency translation		(32)		(1)		(48)		17
Ending balance	$	5,325	$	5,120	$	5,325	$	5,120