Consolidated Statements Of Operations (USD $) In Thousands, except Per Share data	12 Months Ended
	Jun. 30, 2011		Jun. 30, 2010		Jun. 30, 2009
Consolidated Statements Of Operations
Revenue	$ 3,577,780		$ 3,149,131		$ 2,730,162	[1]
Costs of revenue:
Direct costs	2,528,660		2,207,574		1,871,884	[1]
Indirect costs and selling expenses	741,652		693,736		627,572	[1]
Depreciation and amortization	56,067		53,039		46,592	[1]
Total costs of revenue	3,326,379		2,954,349		2,546,048	[1]
Income from operations	251,401		194,782		184,114	[1]
Interest expense and other, net	23,144		26,353		31,125	[1]
Income before income taxes	228,257		168,429		152,989	[1]
Income taxes	83,105		61,171		62,572	[1]
Net income before noncontrolling interest in earnings of joint venture	145,152		107,258		90,417	[1]
Noncontrolling interest in earnings of joint venture	(934)	[2]	(743)	[2]	(719)	[1],[2]
Net income attributable to CACI	$ 144,218	[2]	$ 106,515	[2]	$ 89,698	[1],[2]
Basic earnings per share	$ 4.76		$ 3.53		$ 2.99	[1]
Diluted earnings per share	$ 4.61		$ 3.47		$ 2.95	[1]
Weighted-average basic shares outstanding	30,281		30,138		29,976	[1]
Weighted-average diluted shares outstanding	31,300		30,676		30,427	[1]

[1] Certain amounts for the year ended June 30, 2009 have been adjusted to reflect the retroactive application of new accounting standards. See Note 3.

[2] Certain amounts as of and for the years ended June 30, 2008 and 2009 have been adjusted to reflect the retroactive application of new accounting standards. See Note 3.