1. SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES (Details Narrative) (USD $)	3 Months Ended	9 Months Ended
Mar. 31, 2015 Customer	Mar. 31, 2014 Customer	Mar. 31, 2015 Customer	Mar. 31, 2014 Customer	Jun. 30, 2014
Restricted cash on deposit	$ 60,178		$ 60,178		$ 69,901
Allowance for doubtful accounts	10,878		10,878		10,878
Accrued expenses	1,827,891us-gaap_AccruedLiabilitiesCurrent		1,827,891us-gaap_AccruedLiabilitiesCurrent		2,621,479us-gaap_AccruedLiabilitiesCurrent
Revenue recognized during period	584,817us-gaap_SalesRevenueNet	4,572,318us-gaap_SalesRevenueNet	1,450,332us-gaap_SalesRevenueNet	6,602,896us-gaap_SalesRevenueNet
Revenue from significant customers	88.00%us-gaap_ConcentrationRiskPercentage1	83.00%us-gaap_ConcentrationRiskPercentage1	79.00%us-gaap_ConcentrationRiskPercentage1	84.00%us-gaap_ConcentrationRiskPercentage1
Number of significant customers	2ZBB_NumberOfSignificantCustomers	1ZBB_NumberOfSignificantCustomers	2ZBB_NumberOfSignificantCustomers	2ZBB_NumberOfSignificantCustomers
Revenue Recognized Under Research and Development Agreement	297,173	750,000	499,170	950,000
Engineering and development costs related to collaboration agreements	33,078	65,560	202,223	109,196
Customer payments received for engineering and development contracts	673,030us-gaap_DeferredRevenue		673,030us-gaap_DeferredRevenue		0us-gaap_DeferredRevenue
Advertising Expense	3,284us-gaap_AdvertisingExpense	16,245us-gaap_AdvertisingExpense	36,546us-gaap_AdvertisingExpense	49,859us-gaap_AdvertisingExpense
Potential dilutive shares			9,809,404	9,474,075
Joint development and license agreement [Member]
Revenue recognized under joint development agreement	0	0	0	200,000
Research and Development Agreement [Member]
Revenue recognized under joint development agreement	$ 297,173	$ 750,000	$ 483,650	$ 750,000

Carrying value as of the balance sheet date of obligations incurred and payable, pertaining to costs that are statutory in nature, are incurred on contractual obligations, or accumulate over time and for which invoices have not yet been received or will not be rendered. Examples include taxes, interest, rent and utilities. Used to reflect the current portion of the liabilities (due within one year or within the normal operating cycle if longer).

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