Document and Entity Information (USD $)	12 Months Ended
	Jun. 30, 2013	Sep. 10, 2013	Dec. 30, 2012
Document and Entity Information [Abstract]
Entity Registrant Name	USA TECHNOLOGIES INC
Entity Central Index Key	0000896429
Trading Symbol	usat
Entity Current Reporting Status	Yes
Entity Voluntary Filers	No
Entity Well-known Seasoned Issuer	No
Current Fiscal Year End Date	--06-30
Entity Filer Category	Smaller Reporting Company
Entity Common Stock, Shares Outstanding		33,441,324
Entity Public Float			$ 54,959,924
Document Type	10-K
Document Period End Date	Jun. 30, 2013
Amendment Flag	false
Document Fiscal Year Focus	2013
Document Fiscal Period Focus	FY