Stockholders' Equity (Details) - USD ($) $ / shares in Units, $ in Thousands	3 Months Ended			9 Months Ended
	Mar. 31, 2015	Dec. 31, 2014	Mar. 31, 2014	Mar. 31, 2015	Mar. 31, 2014
Stock Compensation Expense [Abstract]
Stock based compensation expense	$ 290		$ 178	$ 966	$ 462
Weighted-Average Grant Date Fair Value [Roll Forward]
Number of shares withheld to pay income tax withholding (in shares)				85,484
Weighted-Average Remaining Contractual Life [Abstract]
Total intrinsic value of warrants outstanding and exercisable	$ 0			$ 0
General and Administrative [Member]
Stock Compensation Expense [Abstract]
Stock based compensation expense		$ 158
Stock Options [Member]
Stock Compensation Expense [Abstract]
Stock compensation expense, vesting accelerated (in shares)		166,667
Number of Shares [Roll Forward]
Outstanding at June 30, 2014 (in shares)				1,253,035
Granted (in shares)				1,369,250
Forfeited (in shares)				(70,000)
Expired (in shares)				(169,500)
Outstanding at March 31, 2015 (in shares)	2,382,785			2,382,785
Vested and Expected to Vest at March 31, 2015 (in shares)	2,050,445			2,050,445
Exercisable at March 31, 2015 (in shares)	961,179			961,179
Weighted-Average Exercise Price Per Share [Roll Forward]
Outstanding at June 30, 2014 (in dollars per share)				$ 2.08
Granted (in dollars per share)				1.26
Forfeited (in dollars per share)				2.50
Expired (in dollars per share)				3.43
Outstanding at March 31, 2015 (in dollars per share)	$ 1.50			1.50
Vested and Expected to Vest at March 31, 2015 (in dollars per share)	1.50			1.50
Exercisable at March 31, 2015 (in dollars per share)	$ 1.65			$ 1.65
Weighted-Average Remaining Contractual Life [Abstract]
Outstanding at March 31, 2015				4 years 8 months 12 days
Vested and Expected to Vest at March 31, 2015				4 years 6 months
Exercisable at March 31, 2015				2 years 10 months 24 days
Aggregate Intrinsic Value [Abstract]
Outstanding at March 31, 2015	$ 0			$ 0
Vested and Expected to Vest at March 31, 2015	0			0
Exercisable at March 31, 2015	$ 0			$ 0
Aggregate intrinsic value of options exercised (in dollars per share)					$ 4
Number of option exercised ( in shares)				0
Fair Value Assumptions [Abstract]
Expected life (years)				4 years
Risk-free interest rate (in hundredths)				1.37%
Expected volatility (in hundredths)				76.00%
Dividend yield (in hundredths)				0.00%
Restricted Stock [Member]
Stock Compensation Expense [Abstract]
Stock compensation expense, vesting accelerated (in shares)		70,000
Number of Shares [Roll Forward]
Balance at June 30, 2014 (in shares)				803,799
Granted (in shares)				12,000
Vested (in shares)				(269,999)
Forfeited (in shares)				(10,791)
Outstanding at March 31, 2015 (in shares)	535,009			535,009
Weighted-Average Grant Date Fair Value [Roll Forward]
Balance at June 30, 2014 (in dollars per share)				$ 1.90
Granted (in dollars per share)				0.88
Vested (in dollars per share)				2.01
Forfeited (in dollars per share)				1.39
Outstanding at March 31, 2015 (in dollars per share)	$ 1.83			$ 1.83
Warrants [Member]
Number of Shares [Roll Forward]
Beginning balance (in shares)				5,113,420
Warrants granted (in shares)				0
Warrants canceled (in shares)				(61,020)
Warrants exercised (in shares)				0
Outstanding at March 31, 2015 (in shares)	5,052,400			5,052,400
Exercisable at March 31, 2015 (in shares)	5,052,400			5,052,400
Weighted-Average Exercise Price Per Share [Roll Forward]
Beginning balance (in dollars per share)				$ 2.21
Warrants granted (in dollars per share)				0
Warrants canceled (in dollars per share)				2.15
Warrants exercised (in dollars per share)				0
Outstanding at March 31, 2015 (in dollars per share)	$ 2.21			2.21
Exercisable at March 31, 2015 (in dollars per share)	$ 2.21			$ 2.21
Weighted-Average Remaining Contractual Life [Abstract]
Weighted average remaining contractual life, warrants outstanding				3 years 4 months 24 days	4 years 1 month 6 days
Warrants exercisable at December 31				3 years 4 months 24 days