6. Goodwill

The Company tests its goodwill for impairment annually in the fourth quarter, and whenever events or changes in circumstances indicate that the carrying value may exceed its fair value.

The changes in the carrying amount of goodwill by reporting unit for the nine months ended September 30, 2011 were as follows:

			Currency
	December 31,		translation		September 30,
In thousands	2010		adjustments		2011
Performance Materials	$	13,522	$	6	$	13,528
Other Products and Services		4,660		-		4,660
Total goodwill	$	18,182	$	6	$	18,188