Warranty Obligations (Tables)

6 Months Ended

Jun. 30, 2013

Guarantees [Abstract]

Changes in Warranty Obligations

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

Balance as of December 31, 2012	$	2,256
Provisions for warranties during the period		1,265
Fulfillment of warranty obligations		(990	)
Foreign exchange rate changes		(24	)
Balance as of June 30, 2013	$	2,507