Stock-Based Compensation - Summary of Activity of Restricted Stock Awards, Restricted Stock Units and Stock Options (Details) - USD ($) $ / shares in Units, $ in Thousands | 12 Months Ended |
Jun. 30, 2017 | Jun. 30, 2016 | Jun. 30, 2015 |
Stock Options [Member] | | | |
Number of Shares, Outstanding, Beginning Balance | 465,000 | 220,000 | |
Number of Shares, Granted | 100,000 | 340,000 | |
Number of Shares, Vested | 0 | 87,500 | |
Number of Shares, Forfeited, cancelled or expired | (350,000) | (95,000) | |
Number of Shares, Outstanding, Ending Balance | 215,000 | 465,000 | 220,000 |
Number of Shares, Expected to vest at June 30, 2017 | 50,000 | 125,000 | |
Number of Shares, Options Non-Vested | 165,000 | 340,000 | |
Number of Shares, Options Exercisable | 50,000 | 125,000 | |
Weighted Avg Grant Date Fair Value per Share, Outstanding, Beginning Balance | $ 2.95 | $ 4.35 | |
Weighted Avg Grant Date Fair Value per Share, Granted | 1.78 | 1.87 | |
Weighted Avg Grant Date Fair Value per Share, Vested | 0 | 0 | |
Weighted Avg Grant Date Fair Value per Share, Forfeited, cancelled or expired | 0 | 0 | |
Weighted Avg Grant Date Fair Value per Share, Outstanding, Ending Balance | 1.67 | 2.95 | $ 4.35 |
Weighted Avg Grant Date Fair Value per Share, Expected to vest at June 30, 2017 | 1.61 | 4.01 | |
Weighted Avg Grant Date Fair Value per Share, Options Non-Vested | 1.69 | 2.56 | |
Weighted Avg Grant Date Fair Value per Share, Options Exercisable | $ 1.61 | $ 4.01 | |
Weighted Avg Contractual Term in Years, Outstanding | 9 years 15 days | 9 years 15 days | 0 years |
Weighted Avg Contractual Term in Years, Granted | 0 years | 0 years | |
Weighted Avg Contractual Term in Years, Vested | 0 years | 0 years | |
Weighted Avg Contractual Term in Years, Forfeited, cancelled or expired | 0 years | 0 years | |
Weighted Avg Contractual Term in Years, Expected to vest at June 30, 2017 | 8 years 10 months 25 days | 0 years | |
Weighted Avg Contractual Term in Years, Options Non-Vested | 9 years 26 days | 0 years | |
Weighted Avg Contractual Term in Years, Options Exercisable | 8 years 10 months 25 days | 0 years | |
Aggregate Intrinsic Value, Outstanding, Beginning Balance | $ 0 | $ 0 | |
Aggregate Intrinsic Value, Granted | 0 | 0 | |
Aggregate Intrinsic Value, Vested | 0 | 0 | |
Aggregate Intrinsic Value, Forfeited, cancelled or expired | 0 | 0 | |
Aggregate Intrinsic Value, Outstanding, Ending Balance | 0 | 0 | $ 0 |
Aggregate Intrinsic Value, Options Vested | 0 | 0 | |
Aggregate Intrinsic Value, Options Non-Vested | 0 | 0 | |
Aggregate Intrinsic Value, Options Exercisable | $ 0 | $ 0 | |
Restricted Stock Awards [Member] | | | |
Number of Shares, Outstanding, Beginning Balance | 5,263 | 97,329 | |
Number of Shares, Granted | 0 | 0 | |
Number of Shares, Exercised | (2,632) | 0 | |
Number of Shares, Released | 0 | (92,066) | |
Number of Shares, Vested | 0 | 0 | |
Number of Shares, Forfeited, cancelled or expired | 0 | 0 | |
Number of Shares, Outstanding, Ending Balance | 2,631 | 5,263 | 97,329 |
Number of Shares, Expected to vest at June 30, 2017 | 2,631 | | |
Weighted Avg Grant Date Fair Value per Share, Outstanding, Beginning Balance | $ 3.80 | $ 3.24 | |
Weighted Avg Grant Date Fair Value per Share, Granted | 0 | 0 | |
Weighted Avg Grant Date Fair Value per Share, Exercised | 0 | 0 | |
Weighted Avg Grant Date Fair Value per Share, Released | 0 | 0 | |
Weighted Avg Grant Date Fair Value per Share, Vested | 0 | 0 | |
Weighted Avg Grant Date Fair Value per Share, Forfeited, cancelled or expired | 0 | 0 | |
Weighted Avg Grant Date Fair Value per Share, Outstanding, Ending Balance | 3.80 | $ 3.80 | $ 3.24 |
Weighted Avg Grant Date Fair Value per Share, Expected to vest at June 30, 2017 | $ 0 | | |
Weighted Avg Contractual Term in Years, Outstanding | 5 months 27 days | 1 year 5 months 16 days | 0 years |
Weighted Avg Contractual Term in Years, Granted | 0 years | 0 years | |
Weighted Avg Contractual Term in Years, Released | 0 years | 0 years | |
Weighted Avg Contractual Term in Years, Vested | 0 years | 0 years | |
Weighted Avg Contractual Term in Years, Forfeited, cancelled or expired | 0 years | 0 years | |
Weighted Avg Contractual Term in Years, Expected to vest at June 30, 2017 | 0 years | | |
Aggregate Intrinsic Value, Outstanding, Beginning Balance | $ 8 | $ 148 | |
Aggregate Intrinsic Value, Granted | 0 | 0 | |
Aggregate Intrinsic Value, Exercised | 0 | | |
Aggregate Intrinsic Value, Released | 0 | 140 | |
Aggregate Intrinsic Value, Vested | 0 | 0 | |
Aggregate Intrinsic Value, Forfeited, cancelled or expired | 0 | 0 | |
Aggregate Intrinsic Value, Outstanding, Ending Balance | 5 | $ 8 | $ 148 |
Aggregate Intrinsic Value, Expected to vest at June 30, 2017 | $ 0 | | |
Restricted Stock Units [Member] | | | |
Number of Shares, Outstanding, Beginning Balance | 88,930 | 87,500 | |
Number of Shares, Granted | 33,334 | 45,180 | |
Number of Shares, Exercised | (45,180) | (43,750) | |
Number of Shares, Released | 0 | 0 | |
Number of Shares, Vested | 0 | 0 | |
Number of Shares, Forfeited, cancelled or expired | (43,750) | 0 | |
Number of Shares, Outstanding, Ending Balance | 33,334 | 88,930 | 87,500 |
Number of Shares, Expected to vest at June 30, 2017 | 33,334 | | |
Weighted Avg Grant Date Fair Value per Share, Outstanding, Beginning Balance | $ 3.30 | $ 5 | |
Weighted Avg Grant Date Fair Value per Share, Granted | 2.25 | 1.66 | |
Weighted Avg Grant Date Fair Value per Share, Exercised | 1.66 | 0 | |
Weighted Avg Grant Date Fair Value per Share, Released | 0 | 0 | |
Weighted Avg Grant Date Fair Value per Share, Vested | 0 | 0 | |
Weighted Avg Grant Date Fair Value per Share, Forfeited, cancelled or expired | 5 | 3.30 | |
Weighted Avg Grant Date Fair Value per Share, Outstanding, Ending Balance | 2.25 | $ 3.30 | $ 5 |
Weighted Avg Grant Date Fair Value per Share, Expected to vest at June 30, 2017 | $ 0 | | |
Weighted Avg Contractual Term in Years, Outstanding | 6 months | 2 years 2 months 19 days | 0 years |
Weighted Avg Contractual Term in Years, Granted | 0 years | 0 years | |
Weighted Avg Contractual Term in Years, Exercised | 0 years | 0 years | |
Weighted Avg Contractual Term in Years, Released | 0 years | 0 years | |
Weighted Avg Contractual Term in Years, Vested | 0 years | 0 years | |
Weighted Avg Contractual Term in Years, Forfeited, cancelled or expired | 0 years | 0 years | |
Weighted Avg Contractual Term in Years, Expected to vest at June 30, 2017 | 0 years | | |
Aggregate Intrinsic Value, Outstanding, Beginning Balance | $ 135 | $ 134 | |
Aggregate Intrinsic Value, Granted | 0 | 69 | |
Aggregate Intrinsic Value, Exercised | 0 | 0 | |
Aggregate Intrinsic Value, Released | 0 | 0 | |
Aggregate Intrinsic Value, Vested | 0 | 0 | |
Aggregate Intrinsic Value, Forfeited, cancelled or expired | 0 | 0 | |
Aggregate Intrinsic Value, Outstanding, Ending Balance | 69 | $ 135 | $ 134 |
Aggregate Intrinsic Value, Expected to vest at June 30, 2017 | $ 0 | | |