Business Segment Information (Tables)

6 Months Ended

Dec. 31, 2015

Business Segment Information [Abstract]

Schedule of summarized financial information concerning the company's reportable segments

	Domestic		International		Total
Three Months Ended December 31, 2015
Revenue from external customers	$	793,542	$	36,895	$	830,437
Net income attributable to CACI		26,628		3,710		30,338
Three Months Ended December 31, 2014
Revenue from external customers	$	779,352	$	36,071	$	815,423
Net income attributable to CACI		21,531		3,111		24,642
Six Months Ended December 31, 2015
Revenue from external customers	$	1,579,220	$	73,659	$	1,652,879
Net income attributable to CACI		57,766		6,374		64,140
Six Months Ended December 31, 2014
Revenue from external customers	$	1,558,883	$	71,266	$	1,630,149
Net income attributable to CACI		50,217		5,555		55,772