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Stock Based Compensation - Components of Common Stock Purchase Options and Warrants (Details) - Options [Member] - USD ($) | 12 Months Ended
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Jun. 30, 2018 | Jun. 30, 2017
Number of shares, Outstanding and Exercisable Beginning | 475,133 | 610,133
Number of shares, Granted |  | 79,838
Number of shares, Exercised | (420,671) | (84,838)
Number of shares, Expired / Cancelled | (1,000) | (130,000)
Number of shares, Outstanding and Exercisable Ending | 53,462 | 475,133
Weighted Average Exercise Price, Outstanding and Exercisable Beginning | $ 4.20 | $ 4.90
Weighted Average Exercise Price, Granted |  | 4.53
Weighted Average Exercise Price, Exercised | 3.88 | 4.49
Weighted Average Exercise Price, Expired / Cancelled | 16.00 | 7.50
Weighted Average Exercise Price, Outstanding and Exercisable Ending | $ 6.50 | $ 4.20
Weighted Average Remaining Contractual Life, Outstanding and Exercisable | 1 year 18 days | 11 months 26 days
Weighted Average Remaining Contractual Life, Outstanding and Exercisable Ending | 7 months 10 days | 1 year 18 days
Aggregated Intrinsic Value, Outstanding and Exercisable Beginning | $ 8,413 | $ 799,030
Aggregated Intrinsic Value, Outstanding and Exercisable Ending |  | $ 8,413

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- Definition Number of options or other stock instruments for which the right to exercise has lapsed under the terms of the plan agreements. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (c)(1)(iv)(4) -URI http://asc.fasb.org/extlink&oid=109197908&loc=d3e5070-113901 + Details
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- Definition Gross number of share options (or share units) granted during the period. + References No definition available. + Details
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- Definition Amount by which the current fair value of the underlying stock exceeds the exercise price of options outstanding. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -URI http://asc.fasb.org/extlink&oid=109197908&loc=d3e5070-113901 + Details
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- Definition Number of options outstanding, including both vested and non-vested options. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -URI http://asc.fasb.org/extlink&oid=109197908&loc=d3e5070-113901 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (c)(1)(i)-(ii) -URI http://asc.fasb.org/extlink&oid=109197908&loc=d3e5070-113901 + Details
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- Definition Weighted average remaining contractual term for option awards outstanding, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (e)(1) -URI http://asc.fasb.org/extlink&oid=109197908&loc=d3e5070-113901 + Details
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