5. Goodwill

Changes in the carrying amount of goodwill during the nine months ended September 30, 2011, were as follows (in thousands):

		September 30,			September 30,		September 30,			September 30,
	Americas			EMEA		Asia/ Pacific			Total
Gross Balance prior to December 31, 2010	$	187,362		$	44,250	$	19,755		$	251,367
Total impairment prior to December 31, 2010		(47,432	)		—		—			(47,432	)

Balance as of December 31, 2010		139,930			44,250		19,755			203,935
Addition—acquisition of ISD (1)		11,380			—		—			11,380
Foreign currency translation adjustments		(144	)		938		(245	)		549

Balance as of September 30, 2011	$	151,166		$	45,188	$	19,510		$	215,864

(1)	Addition relates to the goodwill acquired in the acquisition of ISD as discussed in Note 2.