Consolidated Balance Sheets (USD $)	Dec. 31, 2013	Jun. 30, 2013
Current assets:
Cash and cash equivalents	$ 6,654,999	$ 5,981,000
Accounts receivable, less allowance for uncollectible accounts of $81,000 and $18,000, respectively	2,042,401	2,620,684
Finance receivables	112,902	116,444
Inventory	1,712,812	1,823,615
Prepaid expenses and other current assets	402,705	184,336
Total current assets	10,925,819	10,726,079
Finance receivables, less current portion	346,811	408,674
Property and equipment, net	19,311,498	17,240,065
Intangibles, net	432,100	454,053
Goodwill	7,663,208	7,663,208
Other assets	80,489	84,117
Total assets	38,759,925	36,576,196
Current liabilities:
Accounts payable	5,985,380	7,301,247
Accrued expenses	1,087,263	1,468,184
Line of credit	4,000,000	3,000,000
Current obligations under long-term debt	252,614	247,152
Total current liabilities	11,325,257	12,016,583
Long-term liabilities:
Long-term debt, less current portion	63,501	122,754
Accrued expenses, less current portion	262,190	366,785
Deferred tax liabilities	54,068	40,245
Warrant liabilities	469,437	650,638
Total long-term liabilities	849,196	1,180,422
Total liabilities	12,174,453	13,197,005
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 $16,358,230 and $16,026,004, respectively)	3,138,056	3,138,056
Common stock, no par value: Authorized shares- 640,000,000 Issued and outstanding shares- 35,478,596 and 33,284,232, respectively	223,886,809	221,383,373
Accumulated deficit	(200,439,393)	(201,142,238)
Total shareholders' equity	26,585,472	23,379,191
Total liabilities and shareholders' equity	$ 38,759,925	$ 36,576,196