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Business Segment Information (Tables)

3 Months Ended

Sep. 30, 2011

Business Segment Information [Abstract]

Summarized Financial Information Of Reportable Segments

	Domestic	International	Total
Three Months Ended September 30, 2011
Revenue from external customers	$           896,721	$            27,674	$          924,395
Net income attributable to CACI	40,395	1,745	42,140
Three Months Ended September 30, 2010
Revenue from external customers	$           805,735	$            28,236	$          833,971
Net income attributable to CACI	27,105	1,550	28,655

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