Warranty Obligations (Tables)

3 Months Ended

Mar. 31, 2013

Changes in Warranty Obligation

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

Balance as of December 31, 2012	$	2,256
Provisions for warranties during the period		658
Fulfillment of warranty obligations		(475	)
Foreign exchange rate changes		(62	)
Balance as of March 31, 2013	$	2,377