Acquisitions (Tables)

9 Months Ended

Sep. 30, 2011

AWR Corporation [Member]

Summary Of The Allocation Of The Purchase Price Of Acquisitions

	Amount
Net tangible assets acquired	$          10,718
Amortizable intangible assets	31,685
Deferred tax liability	(10,351)
Goodwill	34,343
Total	$           66,395

Phase Matrix Inc [Member]

Summary Of The Allocation Of The Purchase Price Of Acquisitions

	Amount
Net tangible assets acquired	$            5,624
Amortizable intangible assets	8,331
Goodwill	26,725
Total	$           40,680