Consolidated Balance Sheets (USD $)	Sep. 30, 2011	Jun. 30, 2011
ASSETS
Cash	$ 1,122,370	$ 1,394,388
Prepaid insurance and expenses	26,321	44,476
Subscriptions receivable (Note 7)		200,000
Deposits and other receivables	11,956	11,956
Total current assets	1,160,647	1,650,820
Restricted cash (Note 9)	57,315	82,315
Property and equipment, net (Note 4)	7,472,138	7,291,899
Total assets	8,690,100	9,025,034
LIABILITIES AND EQUITY (DEFICIT)
Accounts payable and accrued expenses	702,288	1,482,454
Deferred compensation (Note 5)	401,829	81,204
Total current liabilities	1,104,117	1,563,658
Loan payable (Note 6)	7,296,000	6,411,568
Other liabilities (Note 7)	1,009,389	743,915
Deferred compensation (Note 5)		181,500
Deferred rent (Note 9)	40,789	45,054
Total liabilities	9,450,295	8,945,695
Bion's stockholders' equity (deficit):
Common stock, no par value, 100,000,000 shares authorized, 15,292,975 and 13,730,291 shares issued, respectively; 14,588,666 and 13,025,982 shares outstanding, respectively
Additional paid-in capital	86,758,137	80,197,027
Accumulated deficit	(89,442,917)	(85,617,251)
Total Bion's stockholders' deficit	(2,093,105)	(2,542,799)
Noncontrolling interest (Note 3)	87,820	100,923
Total deficit	(2,005,285)	(2,441,876)
Total liabilities and deficit	8,690,100	9,025,034
Series A Preferred Stock [Member]
Bion's stockholders' equity (deficit):
Preferred stock
Series B Preferred Stock [Member]
Bion's stockholders' equity (deficit):
Preferred stock	1,245,090	2,521,215
Series C Preferred Stock [Member]
Bion's stockholders' equity (deficit):
Preferred stock	591,675	2,877,425
Total deficit	$ 591,675	$ 2,877,425