Warranties (Tables)

9 Months Ended

Sep. 30, 2012

Warranties [Abstract]

Schedule Of Warranty Liability And Related Activity

	Nine-Month Periods Ended September 30,
	2012			2011
Beginning balance	$	423		$	624
Warranty provisions		109			137
Warranty claims		(26	)		(92	)
Adjustments to preexisting warranties		(151	)		(221	)
Ending balance	$	355		$	448