Warranties (Tables)

9 Months Ended

Sep. 30, 2013

Warranties [Abstract]

Schedule Of Warranty Liability And Related Activity

	Nine-Month Periods Ended
	September 30,
	2013		2012
Beginning balance	$	520	$	423
Warranty provisions		209		109
Warranty claims		(550)		(26)
Adjustments to preexisting warranties		467		(151)
Ending balance	$	646	$	355