Goodwill

12 Months Ended

Dec. 31, 2011

Cost of Contracts, Net and Goodwill [Abstract]

Goodwill

Note P. Goodwill

Goodwill is assigned to respective segments based upon the specific Region where the assets acquired and associated goodwill resided.

The following table reflects the changes in the carrying amounts of goodwill by reported segment for the years ended December 31, 2011 and 2010.

	Region One		Region Two			Region Three		Region Four		Total
Balance as of December 31, 2009	$	61,849	$	8,460		$	35,227	$	22,577	$	128,113
Acquired during the period		3,489		—			—		—		3,489
Contingent payments related to acquisitions		326		—			14		—		340
Foreign currency translation		—		254			—		—		254
Balance as of December 31, 2010	$	65,664	$	8,714		$	35,241	$	22,577	$	132,196
Adjustments to purchase price		73		—			—		—		73
Contingent payments related to acquisitions		228		—			34		—		262
Foreign currency translation		—		(114	)		—		—		(114	)
Balance as of December 31, 2011	$	65,965	$	8,600		$	35,275	$	22,577	$	132,417