Warranty Obligations (Tables)

9 Months Ended

Sep. 30, 2012

Changes in Warranty Obligations

The changes in the warranty obligations were as follows (in thousands):

Balance as of December 31, 2011	$	2,097
Provisions for warranties issued during the period		1,344
Fulfillment of warranty obligations		(1,164	)
Foreign exchange rate changes		(6	)
Balance as of September 30, 2012	$	2,271