XML 100 R86.htm IDEA: XBRL DOCUMENT
v3.10.0.1

OTHER COMMITMENTS AND CONTINGENCIES (Detail Textual) $ in Millions | 12 Months Ended
--- | ---
Jun. 30, 2018 USD ($)
Government Contracting |
Loss Contingencies [Line Items] |
Settlement agreement, amount | $ 1.5

X
- Definition Amount awarded to other party in judgment or settlement of litigation. + References No definition available. + Details
Name: | us-gaap_LitigationSettlementAmountAwardedToOtherParty
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

X
- Definition Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table. + References No definition available. + Details
Name: | us-gaap_LossContingenciesLineItems
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Details
Name: | us-gaap_LossContingenciesByNatureOfContingencyAxis=caci_GovernmentContractingMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |