CONSOLIDATED STATEMENT OF CHANGES IN SHAREHOLDERS' EQUITY (USD $)	Common Stock	Convertible Preferred Stock Series D	Convertible Preferred Stock Series E	Treasury Stock	Accumulated Other Comprehensive Income (Loss)	Accumulated Deficit	Total
Beginning Balance, Amount at Jun. 30, 2010	$ 107,355,700	$ 1,333,800	$ 3,210,900	$ 0	$ 0	$ (103,014,700)	$ 8,885,700
Beginning Balance, Shares at Jun. 30, 2010	4,665,500	134,200	735,000	0
Shares issued for services, Shares	13,100
Shares issued for services, Amount	15,000						15,000
Shares issued for payment on notes and interest, Shares	1,100
Shares issued for payment on notes and interest, Amount	2,100						2,100
Private offerings, net, Shares	386,300
Private offerings, net, Amount	642,400						642,400
Value of stock - based compensation	423,800						423,800
Shares issued for exercise of warrants and options, Shares	466,900
Shares issued for exercise of warrants and options, Amount	620,800						620,800
Shares issued for compensation, Shares	298,400
Shares issued for compensation, Amount	296,800						296,800
Conversion of Series D, Shares	129,700	(51,900)
Conversion of Series D, Amount	518,900	(518,900)					0
Preferred Stock to common Conversion of Series E, Shares	15,000		(10,000)
Preferred Stock to common Conversion of Series E, Amount	45,000		(45,000)				0
Preferred dividend, Series B, paid in kind						(114,800)	(114,800)
Preferred dividends, Series D, paid or accrued, Shares	32,600
Preferred dividends, Series D, paid or accrued, Amount	47,700					(30,900)	16,800
Preferred dividends, Series E, paid or accrued, Shares	78,200
Preferred dividends, Series E, paid or accrued, Amount	111,000					(123,000)	(12,000)
Treasury Shares retired, Shares	(1,212,700)	(82,300)	(725,000)
Treasury Shares retired, Amount	(1,249,100)	(814,900)	(3,165,900)				(5,229,900)
Adjustment to Series D & E Preferred stock	(105,700)						(105,700)
NASDAQ listing of additional shares fee	(27,900)						(27,900)
Net loss						(57,800)	(57,800)
Unrealized gain/ loss on marketable securities					466,500		466,500
Ending Balance, Amount at Jun. 30, 2011	108,696,500	0	0	0	466,500	(103,341,200)	5,821,800
Ending Balance, Shares at Jun. 30, 2011	4,874,100	0	0	0
Shares issued for services, Shares	39,600
Shares issued for services, Amount	26,500						26,500
Shares issued for asset acquisition, Shares	40,000
Shares issued for asset acquisition, Amount	28,800						28,800
Value of stock - based compensation	24,900						24,900
Shares issued for exercise of warrants and options, Shares	100,800
Shares issued for exercise of warrants and options, Amount	151,200						151,200
Preferred dividend, Series B, paid in kind						(30,500)	(30,500)
Gain on redemption of Series B Preferred Stock						443,200	443,200
Treasury Shares retired, Shares	(44,200)			(44,200)
Treasury Shares retired, Amount	(30,300)			(30,300)			(60,600)
NASDAQ listing of additional shares fee	(4,000)						(4,000)
Shares of Alanco common stock repurchased, Shares				44,200
Shares of Alanco common stock repurchased, Amount				30,300			30,300
Net loss						(635,200)	(635,200)
Unrealized gain/ loss on marketable securities					(82,900)		(82,900)
Ending Balance, Amount at Jun. 30, 2012	$ 108,893,600	$ 0	$ 0	$ 0	$ 383,600	$ (103,563,700)	$ 5,713,500
Ending Balance, Shares at Jun. 30, 2012	5,010,300	0	0	0