Consolidated Balance Sheets (Current Period Unaudited) (USD $)	Dec. 31, 2012	Jun. 30, 2012
Current assets:
Cash	$ 380,483	$ 399,992
Restricted cash (Note 8)	57,315
Prepaid insurance and expenses	6,257	42,707
Deposits and other receivables	6,958	6,958
Total current assets	451,013	449,657
Restricted cash (Note 8)		57,315
Property and equipment, net (Note 3)	7,823,860	8,172,702
Total assets	8,274,873	8,679,674
Current liabilities:
Accounts payable and accrued expenses	872,916	711,677
Deferred rent (Note 8)	19,461
Loans payable - affiliates (Note 4)	126,410
Current portion of deferred compensation (Note 5)	194,583	83,083
Total current liabilities	1,213,370	794,760
Loan payable (Note 6)	7,754,000	7,754,000
Deferred compensation, less current portion (Note 5)	1,143,580	833,452
Deferred rent (Note 8)		27,992
Total liabilities	10,110,950	9,410,204
Deficit :
Common stock, no par value, 100,000,000 shares authorized, 17,314,819 and 16,814,103 shares issued, respectively; 16,610,510 and 16,109,794 shares outstanding, respectively	0	0
Additional paid-in capital	93,728,542	91,177,978
Accumulated deficit	(95,696,665)	(92,065,095)
Total Bion’s stockholders’ deficit	(1,937,573)	(858,067)
Noncontrolling interest	81,096	83,887
Total deficit	(1,856,477)	(774,180)
Total liabilities and deficit	8,274,873	8,679,674
Series B Preferred Stock [Member]
Current liabilities:
Preferred stock	20,400	43,650
Series A Preferred Stock [Member]
Current liabilities:
Preferred stock	0	0
Series C Preferred Stock [Member]
Current liabilities:
Preferred stock	$ 30,550	$ 29,050