Consolidated Statement of Shareholders' Equity (Unaudited) (USD $)	Preferred Stock Series A Convertible Preferred Stock	Common Stock	Accumulated Deficit	Total
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
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Issuance of fully-vested shares of common stock to employees and directors and vesting of shares under the 2011 Stock Incentive Plan		604		604
Issuance of fully-vested shares of common stock to employees and directors and vesting of shares under the 2011 Stock Incentive Plan (in shares)		10,002
Issuance of fully-vested shares of common stock to employees and directors and vesting of shares under the 2012 Stock Incentive Plan		14,478		14,478
Issuance of fully-vested shares of common stock to employees and directors and vesting of shares under the 2012 Stock Incentive Plan (in shares)		60,182
Issuance of fully-vested shares of common stock to employees and directors and vesting of shares under the 2013 Stock Incentive Plan		155,262		155,262
Issuance of fully-vested shares of common stock to employees and directors and vesting of shares under the 2013 Stock Incentive Plan (in shares)		107,375
Charges incurred under the 2014 Stock Option Incentive Plan		154,351		154,351
Retirement of common stock		(61,987)		(61,987)
Retirement of common stock (in shares)		(31,899)
Net loss			(321,871)	(321,871)
Balance at Dec. 31, 2014	$ 3,138,056	$ 224,472,905	$ (173,933,457)	$ 53,677,504
Balance (in shares) at Dec. 31, 2014	442,968	35,660,345