Consolidated Statements of Shareholders' Equity (USD $)	Preferred Stock Series A Convertible Preferred Stock	Common Stock	Accumulated Deficit	Total
Balance at Jun. 30, 2011	$ 3,138,056	$ 219,772,598	$ (196,785,123)	$ 26,125,531
Balance (in shares) at Jun. 30, 2011	442,968	32,281,140
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Exercise of 4,550 warrants at $2.20 resulting in issuance of common stock		10,010		10,010
Exercise of 4,550 warrants at $2.20 resulting in issuance of common (in shares)		4,550
Cashless exercise of 2,767 warrants resulting in issuance of common stock
Cashless exercise of 2,767 warrants resulting in issuance of common stock (in shares)		990
Issuance of fully-vested shares of common stock to employees and directors and vesting of shares under the 2010 Stock Incentive Plan		248,851		248,851
Issuance of fully-vested shares of common stock to employees and directors and vesting of shares under the 2010 Stock Incentive Plan (in shares)		120,472
Issuance of fully-vested shares of common stock to employees and directors and vesting of shares under the 2011 Stock Incentive Plan		335,636		335,636
Issuance of fully-vested shares of common stock to employees and directors and vesting of shares under the 2011 Stock Incentive Plan (in shares)		141,666
Vesting of shares under the 2012 Stock Incentive Plan		197,613		197,613
Retirement of common stock		(51,381)		(51,381)
Retirement of common stock (in shares)		(38,749)
Net income (loss)			(5,211,238)	(5,211,238)
Balance at Jun. 30, 2012	3,138,056	220,513,327	(201,996,361)	21,655,022
Balance (in shares) at Jun. 30, 2012	442,968	32,510,069
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Exercise of 382,503 warrants at $1.13 resulting in issuance of common stock		432,229		432,229
Exercise of 382,503 warrants at $1.13 resulting in issuance of common stock (in shares)		382,503
Cashless exercise of 36,186 warrants resulting in issuance of common stock (in shares)		17,094
Warrants issued in conjunction with Line of Credit Amendment		55,962		55,962
Issuance of fully-vested shares of common stock to employees and directors and vesting of shares under the 2010 Stock Incentive Plan		68,723		68,723
Issuance of fully-vested shares of common stock to employees and directors and vesting of shares under the 2010 Stock Incentive Plan (in shares)		62,942
Issuance of fully-vested shares of common stock to employees and directors and vesting of shares under the 2011 Stock Incentive Plan		157,645		157,645
Issuance of fully-vested shares of common stock to employees and directors and vesting of shares under the 2011 Stock Incentive Plan (in shares)		96,665
Issuance of fully-vested shares of common stock to employees and directors and vesting of shares under the 2012 Stock Incentive Plan		276,539		276,539
Issuance of fully-vested shares of common stock to employees and directors and vesting of shares under the 2012 Stock Incentive Plan (In shares)		279,806
Retirement of common stock		(121,052)		(121,052)
Retirement of common stock (in shares)		(64,847)
Net income (loss)			854,123	854,123
Balance at Jun. 30, 2013	3,138,056	221,383,373	(201,142,238)	23,379,191
Balance (in shares) at Jun. 30, 2013	442,968	33,284,232
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Exercise of 2,090,226 warrants at $1.13 resulting in issuance of common stock		2,361,956		2,361,956
Exercise of 2,090,226 warrants at $1.13 resulting in issuance of common stock (in shares)		2,090,226
Issuance of fully-vested shares of common stock to employees and directors and vesting of shares under the 2010 Stock Incentive Plan		6,024		6,024
Issuance of fully-vested shares of common stock to employees and directors and vesting of shares under the 2010 Stock Incentive Plan (in shares)		6,668
Issuance of fully-vested shares of common stock to employees and directors and vesting of shares under the 2011 Stock Incentive Plan		17,366		17,366
Issuance of fully-vested shares of common stock to employees and directors and vesting of shares under the 2011 Stock Incentive Plan (in shares)		51,667
Issuance of fully-vested shares of common stock to employees and directors and vesting of shares under the 2012 Stock Incentive Plan		505,651		505,651
Issuance of fully-vested shares of common stock to employees and directors and vesting of shares under the 2012 Stock Incentive Plan (In shares)		131,203
Retirement of common stock		(89,020)		(89,020)
Retirement of common stock (in shares)		(49,311)
Excess tax benefits from share-based compensation		24,847		24,847
Net income (loss)			27,530,652	27,530,652
Balance at Jun. 30, 2014	$ 3,138,056	$ 224,210,197	$ (173,611,586)	$ 53,736,667
Balance (in shares) at Jun. 30, 2014	442,968	35,514,685