Document and Entity Information	6 Months Ended
	Dec. 31, 2014	Feb. 17, 2015
Document And Entity Information
Entity Registrant Name	ZBB ENERGY CORP
Entity Central Index Key	0001140310
Document Type	10-Q
Document Period End Date	Dec. 31, 2014
Amendment Flag	false
Current Fiscal Year End Date	--06-30
Is Entity a Well-known Seasoned Issuer	No
Is Entity a Voluntary Filer	No
Is Entity's Reporting Status Current	Yes
Entity Filer Category	Smaller Reporting Company
Entity Common Stock, Shares Outstanding		39,073,084
Document Fiscal Period Focus	Q2
Document Fiscal Year Focus	2015