Condensed Consolidated Stetement of Shareholders Equity (USD $)	Common Stock	Treasury Stock	Accumulated Unrealized Gain on Marketable Securities, Net of Tax	Accumulated Deficit	Total
Beginning Balance - Amount at Jun. 30, 2011	$ 108,696,500	$ 0	$ 466,500	$ (103,341,200)	$ 5,821,800
Beginning Balance - Shares at Jun. 30, 2011	4,874,100	0
Value of stock-based compensation	7,800				7,800
Shares isssued for exercise of options, Shares	100,800
Shares isssued for exercise of options, Value	151,200				151,200
Series B preferred dividends, paid in kind				(30,500)	(30,500)
Gain on redemption of Series B Preferred Stock				443,200	443,200
NASDAQ listing fees	(4,000)				(4,000)
Shares of Alanco common stock repurchased, Shares		19,900
Shares of Alanco common stock repurchased, Value		(14,100)			(14,100)
Unrealized Loss on Marketable Securities, Net of Tax			(329,500)		(329,500)
Net Loss				(501,800)	(501,800)
Ending Balance, Amount at Dec. 31, 2011	$ 108,851,500	$ (14,100)	$ 137,000	$ (103,430,300)	$ 5,544,100
Ending Balance, Shares at Dec. 31, 2011	4,974,900	19,900