Condensed Consolidated Balance Sheets (USD $)	Dec. 31, 2012	Jun. 30, 2012
Current assets:
Cash and cash equivalents	$ 2,118,800	$ 7,823,217
Restricted cash on deposit	310,000
Accounts receivable, net	1,171,485	480,563
Inventories	2,844,484	2,912,207
Prepaid and other current assets	899,807	187,448
Refundable income tax credit	265,392	185,545
Total current assets	7,609,968	11,588,980
Long-term assets:
Property, plant and equipment, net	5,261,794	5,484,545
Investment in investee company	2,550,776	3,083,889
Intangible assets, net	774,101	1,143,122
Goodwill	803,079	803,079
Total assets	16,999,718	22,103,615
Current liabilities:
Bank loans and notes payable	935,207	1,022,826
Accounts payable	1,336,324	1,899,029
Accrued expenses	1,221,286	1,289,138
Customer deposits	1,602,266	1,315,309
Accrued compensation and benefits	131,840	335,369
Total current liabilities	5,226,923	5,861,671
Long-term liabilities:
Bank loans and notes payable	2,719,258	2,915,134
Total liabilities	7,946,181	8,776,805
Equity
Series A preferred stock ($0.01 par value, $10,000 face value)
Common stock ($0.01 par value); 150,000,000 authorized, 77,568,535 and 72,977,248 shares issued and outstanding as of December 31, 2012 and June 30, 2012, respectively	775,686	729,773
Additional paid-in capital	82,332,895	80,363,519
Accumulated deficit	(75,020,156)	(69,053,909)
Accumulated other comprehensive loss	(1,585,664)	(1,584,921)
Total ZBB Energy Corporation Equity	6,502,761	10,454,462
Noncontrolling interest	2,550,776	2,872,348
Total equity	9,053,537	13,326,810
Total liabilities and equity	$ 16,999,718	$ 22,103,615