Document And Entity Information (USD $)	12 Months Ended
	Jun. 30, 2014	Sep. 12, 2014	Dec. 31, 2013
Document Information [Line Items]
Entity Registrant Name	CONSUMERS BANCORP INC /OH/
Entity Central Index Key	0001006830
Current Fiscal Year End Date	--06-30
Entity Filer Category	Smaller Reporting Company
Trading Symbol	CBKM
Entity Common Stock, Shares Outstanding		2,735,536
Document Type	10-K
Amendment Flag	false
Document Period End Date	Jun. 30, 2014
Document Fiscal Period Focus	FY
Document Fiscal Year Focus	2014
Entity Well-known Seasoned Issuer	No
Entity Voluntary Filers	No
Entity Current Reporting Status	Yes
Entity Public Float			$ 35,129,182