Document and Entity Information	9 Months Ended
	Jun. 30, 2014	Jul. 22, 2014
Document and Entity Information
Entity Registrant Name	CUBIC CORP /DE/
Entity Central Index Key	0000026076
Document Type	10-Q
Document Period End Date	Jun. 30, 2014
Amendment Flag	false
Current Fiscal Year End Date	--09-30
Entity Current Reporting Status	Yes
Entity Filer Category	Large Accelerated Filer
Entity Common Stock, Shares Outstanding		26,788,525
Document Fiscal Year Focus	2014
Document Fiscal Period Focus	Q3