v2.4.0.6
DOCUMENT AND ENTITY INFORMATION
6 Months Ended
Dec. 31, 2012
Feb. 11, 2013
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   2,063,538
Document Type 10-Q  
Amendment Flag false  
Document Period End Date Dec. 31, 2012  
Document Fiscal Period Focus Q2  
Document Fiscal Year Focus 2013