Warranties (Tables)

6 Months Ended

Jun. 30, 2013

Warranties [Abstract]

Schedule Of Warranty Liability And Related Activity

	Six-Month Periods Ended
	June 30,
	2013		2012
Beginning balance	$	520	$	423
Warranty provisions		144		35
Warranty claims		(306)		(24)
Adjustments to preexisting warranties		103		(32)
Ending balance	$	461	$	402