Earnings Per Share - EPS Reconciliation (Details) (USD $) In Thousands, except Share data, unless otherwise specified	3 Months Ended
	Sep. 30, 2014		Sep. 30, 2013
Numerator
Net loss	$ (8,224)		$ (7,292)
Denominator
Weighted average common shares – basic	31,311,110		24,751,368
Effect of dilutive stock options, warrants, convertible debt (in shares)	0	[1],[2],[3]	0	[1],[2],[3]
Weighted average common shares outstanding – diluted	31,311,110		24,751,368
Net loss per common share — basic and diluted (in usd per share)	$ (0.26)		$ (0.29)

[1] At September 30, 2014 and 2013, 0 and 1,667,481 warrants, respectively, were outstanding. The effect of the shares that would be issued upon exercise of these warrants has been excluded from the calculation of diluted loss per share because those shares are anti-dilutive.

[2] At September 30, 2014 and 2013, 847,208 and 1,656,774 stock options, respectively, were outstanding. The effect of the shares that would be issued upon exercise of these options has been excluded from the calculation of diluted loss per share because those shares are anti-dilutive.

[3] At September 30, 2014 and 2013, 0 and 288,420 additional shares of common stock were issuable upon the conversion of outstanding convertible debt agreements. The effect of the shares that would be issued upon conversion of these debt agreements has been excluded from the calculation of diluted loss per share because those shares are anti-dilutive.