Guarantees (Tables)

9 Months Ended

Sep. 29, 2012

Changes in Accrued Warranty

Changes in accrued warranty were as follows (in thousands):

	Three Months Ended						Nine Months Ended
	September 29, 2012			September 24, 2011			September 29, 2012			September 24, 2011
Balance at beginning of period	$	6,134		$	6,080		$	6,801		$	5,016
Warranty expense accruals		1,006			2,587			3,819			8,036
Warranty payments		(1,540	)		(2,383	)		(5,020	)		(6,768	)
Balance at end of period	$	5,600		$	6,284		$	5,600		$	6,284