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Earnings Per Share (Details) - USD ($) | 3 Months Ended | 6 Months Ended
--- | --- | ---
Dec. 31, 2016 | Dec. 31, 2015 | Dec. 31, 2016 | Dec. 31, 2015
Net income (loss) | $ 1,097,667 | $ (535,583) | $ 1,238,163 | $ 307,390
Weighted average common shares outstanding: |  |  |  |
Number of shares used in per share calculation (basic) | 16,541,205 | 15,250,146 | 16,079,030 | 15,244,747
Options to purchase common stock | 51,433 |  | 71,605 | 53,491
Restricted stock units | 1,132,359 |  | 1,115,887 | 899,856
Common stock warrants | 177,716 |  | 257,213 | 396,665
Number of shares used in per share calculation (diluted) | 17,902,712 | 15,250,146 | 17,523,734 | 16,594,759
Earnings (Loss) per common share: |  |  |  |
Basic | $ 0.07 | $ (0.04) | $ 0.08 | $ 0.02
Diluted | $ 0.06 | $ (0.04) | $ 0.07 | $ 0.02
Antidilutive securities | 2,107,598 | 3,481,584 | 1,877,358 | 2,060,634
Warrant [Member] |  |  |  |
Earnings (Loss) per common share: |  |  |  |
Antidilutive securities | 826,709 | 1,438,415 | 774,455 |
Restricted Stock Units [Member] |  |  |  |
Earnings (Loss) per common share: |  |  |  |
Antidilutive securities | 344,990 | 803,348 | 278,685 | 257,701
Warrant [Member] |  |  |  |
Earnings (Loss) per common share: |  |  |  |
Antidilutive securities |  |  |  | 1,095,044
Stock Options [Member] |  |  |  |
Earnings (Loss) per common share: |  |  |  |
Antidilutive securities | 935,899 | 1,239,821 | 824,218 | 707,889

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