8. Goodwill

Goodwill is assigned to reporting units based upon the specific Region where the assets are acquired and associate goodwill resided.

The following table reflects the changes in the carrying amounts of goodwill by reported segment for the six months ended June 30, 2011 (unaudited).


	Region		Region		Region		Region
	One		Two		Three		Four		Total
Balance as of January 1, 2011	$	65,664	$	8,714	$	35,241	$	22,577	$	132,196

Foreign currency translation		—		176		—		—		176

Balance as of June 30, 2011	$	65,664	$	8,890	$	35,241	$	22,577	$	132,372