Warranty Obligations (Tables)

9 Months Ended

Jun. 29, 2019

Product Warranties Disclosures [Abstract]

Warranty Provisions and Claims

Changes to accrued warranty costs are as follows: 

	Three Months Ended						Nine Months Ended
	June 29, 2019			June 30, 2018			June 29, 2019			June 30, 2018
Beginning accrued warranty costs	$	4,741		$	6,191		$	5,418		$	6,018
Warranty claims	(1,051		)	(1,384		)	(3,497		)	(3,969		)
Warranty provisions	150			756			1,941			3,483
Adjustments to preexisting warranties	—			50			(15		)	64
Currency translation	3			(24		)	(4		)	(7		)
Ending accrued warranty costs	$	3,843		$	5,589		$	3,843		$	5,589