Condensed Consolidated Balance Sheets (USD $)	Mar. 31, 2012	Jun. 30, 2011
Assets
Cash and cash equivalents	$ 906,765	$ 2,910,595
Accounts receivable, net	565,289	171,622
Inventories	2,255,840	1,662,850
Prepaid and other current assets	167,509	56,462
Refundable income tax credit	157,173	164,640
Total current assets	4,052,576	4,966,169
Long-term assets:
Property, plant and equipment, net	5,791,033	4,766,871
Deferred offering and financing costs	93,579	0
Investment in investee company	1,530,010	0
Intangible assets, net	1,325,620	1,811,507
Goodwill	803,079	803,079
Total assets	13,595,897	12,347,626
Liabilities and Shareholders' Equity
Bank loans and notes payable	1,126,832	779,088
Accounts payable	1,745,704	961,221
Accrued expenses	476,118	695,273
Deferred revenues	1,637,122	1,528,482
Accrued compensation and benefits	188,829	289,996
Total current liabilities	5,174,605	4,254,060
Long-term liabilities:
Bank loans and notes payable	3,060,039	3,937,056
Total liabilities	8,234,644	8,191,116
Shareholders' equity
Series A preferred stock ($0.01 par value, $10,000 face value) 10,000,000 authorized, 575.1280 and 355.4678 issued, preference in liquidation of $6,283,517 and $3,715,470 as of March 31, 2012 and June 30, 2011, respectively	6,283,517	3,715,470
Common stock ($0.01 par value); 150,000,000 authorized 41,055,079 and 29,912,415 shares issued as of March 31, 2012 and June 30, 2011, respectively	410,551	299,124
Additional paid-in capital	68,334,658	60,777,286
Notes receivable - common stock	(6,273,043)	(3,707,799)
Treasury stock - 0 and 13,833 shares, respectively	0	(11,136)
Accumulated deficit	(63,222,326)	(55,343,683)
Accumulated other comprehensive loss	(1,586,927)	(1,572,752)
Total ZBB Energy Corporation Equity	3,946,430	4,156,510
Noncontrolling interest	1,414,823	0
Total equity	5,361,253	4,156,510
Total liabilities and shareholders' equity	$ 13,595,897	$ 12,347,626