Product Warranty (Tables)

9 Months Ended

Sep. 30, 2012

Product Warranty [Abstract]

Activities in the product warranty accounts

The activity in the warranty account is as follows:

(in thousands)
Balance at December 31, 2011	$	2,300
Warranty provision		727
Warranty claims		(897	)
Currency adjustment		27
Balance at September 30, 2012	$	2,157