XML 100 R84.htm IDEA: XBRL DOCUMENT v3.20.2

SALES OF RECEIVABLES - Summary of MARPA Activity (Parentheticals) (Detail) - USD ($) $ in Millions	12 Months Ended
	Jun. 30, 2020	Jun. 30, 2019
Transfers And Servicing Of Financial Assets [Abstract]
Cash provided (used) by MARPA	$ 7.5	$ 192.5

X

- Definition

Cash provided (used) by MARPA.

+ References

No definition available.

+ Details

Name:	caci_CashProvidedUsedByMARPA
Namespace Prefix:	caci_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

X

- References

No definition available.

+ Details

Name:	us-gaap_TransfersAndServicingOfFinancialAssetsAbstract
Namespace Prefix:	us-gaap_
Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration