Consolidated Balance Sheets (USD $)	Mar. 31, 2013	Jun. 30, 2012
Current assets:
Cash and cash equivalents	$ 3,948,537	$ 6,426,645
Accounts receivable, less allowance for uncollectible accounts of $9,000 and $25,000, respectively	2,370,993	2,441,941
Finance receivables	113,485	206,649
Inventory	1,838,557	2,511,748
Prepaid expenses and other current assets	656,306	555,823
Total current assets	8,927,878	12,142,806
Finance receivables, less current portion	381,946	336,198
Property and equipment, net	15,528,584	11,800,108
Intangibles, net	639,653	1,196,453
Goodwill	7,663,208	7,663,208
Other assets	88,101	80,884
Total assets	33,229,370	33,219,657
Current liabilities:
Accounts payable	5,332,568	6,136,443
Accrued expenses	1,601,362	3,342,456
Line of credit	2,000,000
Current obligations under long-term debt	314,756	466,056
Total current liabilities	9,248,686	9,944,955
Long-term liabilities:
Long-term debt, less current portion	159,775	262,274
Accrued expenses, less current portion	374,856	426,241
Deferred tax liabilities	33,333	12,599
Warrant liabilities, non-current	2,168,022	918,566
Total long-term liabilities	2,735,986	1,619,680
Total liabilities	11,984,672	11,564,635
Commitments and contingencies
Shareholders' equity:
Preferred stock, no par value: Authorized shares- 1,800,000 Series A convertible preferred- Authorized shares- 900,000 Issued and outstanding shares- 442,968 (liquidation preference of $16,026,004 and $15,361,552, respectively)	3,138,056	3,138,056
Common stock, no par value: Authorized shares- 640,000,000 Issued and outstanding shares- 32,878,702 and 32,510,069, respectively	220,926,047	220,513,327
Accumulated deficit	(202,819,405)	(201,996,361)
Total shareholders' equity	21,244,698	21,655,022
Total liabilities and shareholders' equity	$ 33,229,370	$ 33,219,657