Condensed Consolidated Balance Sheets (USD $)	Mar. 31, 2013	Jun. 30, 2012
Current assets:
Cash and cash equivalents	$ 2,509,683	$ 7,823,217
Restricted cash on deposit	60,000	0
Accounts receivable, net	1,085,993	480,563
Inventories	2,677,779	2,912,207
Prepaid and other current assets	185,617	187,448
Refundable income tax credit	304,227	185,545
Total current assets	6,823,299	11,588,980
Long-term assets:
Property, plant and equipment, net	5,394,931	5,484,545
Investment in investee company	2,432,333	3,083,889
Intangible assets, net	593,590	1,143,122
Goodwill	803,079	803,079
Total assets	16,047,232	22,103,615
Current liabilities:
Bank loans and notes payable	688,606	1,022,826
Accounts payable	1,947,369	1,899,029
Accrued expenses	827,951	1,289,138
Customer deposits	1,140,665	1,315,309
Accrued compensation and benefits	247,659	335,369
Total current liabilities	4,852,250	5,861,671
Long-term liabilities:
Bank loans and notes payable	2,461,126	2,915,134
Total liabilities	7,313,376	8,776,805
Equity
Series A preferred stock ($0.01 par value, $10,000 face value) 10,000,000 authorized and no shares issued	0	0
Common stock ($0.01 par value); 150,000,000 authorized, 87,238,801 and 72,977,248 shares issued and outstanding as of March 31, 2013 and June 30, 2012, respectively	872,389	729,773
Additional paid-in capital	84,858,590	80,363,519
Accumulated deficit	(77,844,468)	(69,053,909)
Accumulated other comprehensive loss	(1,584,988)	(1,584,921)
Total ZBB Energy Corporation Equity	6,301,523	10,454,462
Noncontrolling interest	2,432,333	2,872,348
Total equity	8,733,856	13,326,810
Total liabilities and equity	$ 16,047,232	$ 22,103,615