Document (USD $)	12 Months Ended
	Sep. 30, 2012	Nov. 09, 2012	Mar. 31, 2012
DEI [Abstract]
Document Type	10-K
Amendment Flag	false
Document Period End Date	Sep. 30, 2012
Document Fiscal Year Focus	2012
Document Fiscal Period Focus	FY
Entity Registrant Name	CONCUR TECHNOLOGIES INC
Entity Central Index Key	0001066026
Current Fiscal Year End Date	--09-30
Entity Filer Category	Large Accelerated Filer
Entity Listing, Par Value Per Share	$ 0.001
Entity Common Stock, Shares Outstanding		55,073,208
Entity Well-known Seasoned Issuer	Yes
Entity Current Reporting Status	Yes
Entity Voluntary Filers	No
Entity Public Float			$ 3,141,251,402