Warranty (Tables)

9 Months Ended

Oct. 01, 2011

Warranty [Abstract]

Summary Of Accrued Warranty Obligation

	Nine Months Ended
	October 1, 2011			October 2, 2010
Balance at the beginning of the year	$	4,554		$	3,813
Warranty expense		4,051			4,490
Warranty payments		(4,115	)		(4,101	)
Balance at the end of the period	$	4,490		$	4,202