Consolidated Statement of Shareholders' Equity (Unaudited) (USD $)	Preferred Stock Series A Convertible Preferred Stock	Common Stock	Accumulated Deficit	Total
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		2,361,955		2,361,955
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 2011 Stock Incentive Plan		15,553		15,553
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		227,303		227,303
Issuance of fully-vested shares of common stock to employees and directors and vesting of shares under the 2012 Stock Incentive Plan (In shares)		112,799
Retirement of common stock		(75,106)		(75,106)
Retirement of common stock (in shares)		(42,354)
Net income			27,569,371	27,569,371
Balance at Mar. 31, 2014	$ 3,138,056	$ 223,919,102	$ (173,572,867)	$ 53,484,291
Balance (in shares) at Mar. 31, 2014	442,968	35,496,570