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Summary of Significant Accounting Policies and New Accounting Standards (Tables) | 9 Months Ended
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Mar. 31, 2015
Accounting Policies [Abstract] |
Schedule of net income per share and weighted average shares |
​ | ​ | ​ | Three Months | ​ | ​ | Nine Months | ​
For the Periods Ended March 31 | ​ | ​ | 2015 | ​ | ​ | 2014 | ​ | ​ | 2015 | ​ | ​ | 2014 | ​
Net income | ​ | ​ | ​ | $ | 19,425 | ​ | ​ | ​ | ​ | $ | 6,370 | ​ | ​ | ​ | ​ | $ | 55,311 | ​ | ​ | ​ | ​ | $ | 14,515 | ​ | ​
Weighted average number of shares – basic | ​ | ​ | ​ | ​ | 38,998 | ​ | ​ | ​ | ​ | ​ | 30,458 | ​ | ​ | ​ | ​ | ​ | 38,951 | ​ | ​ | ​ | ​ | ​ | 30,458 | ​ | ​
Dilutive effect of stock options and warrant | ​ | ​ | ​ | ​ | 921 | ​ | ​ | ​ | ​ | ​ | 199 | ​ | ​ | ​ | ​ | ​ | 815 | ​ | ​ | ​ | ​ | ​ | 67 | ​ | ​
Weighted average number of shares – diluted | ​ | ​ | ​ | ​ | 39,919 | ​ | ​ | ​ | ​ | ​ | 30,657 | ​ | ​ | ​ | ​ | ​ | 39,766 | ​ | ​ | ​ | ​ | ​ | 30,525 | ​ | ​
Net income per share: | ​ | ​ | ​ | ​ | ​
basic | ​ | ​ | ​ | $ | 0.50 | ​ | ​ | ​ | ​ | $ | 0.21 | ​ | ​ | ​ | ​ | $ | 1.42 | ​ | ​ | ​ | ​ | $ | 0.48 | ​ | ​
diluted | ​ | ​ | ​ | $ | 0.49 | ​ | ​ | ​ | ​ | $ | 0.21 | ​ | ​ | ​ | ​ | $ | 1.39 | ​ | ​ | ​ | ​ | $ | 0.48 | ​ | ​

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- Definition Tabular disclosure of an entity's basic and diluted earnings per share calculations, including a reconciliation of numerators and denominators of the basic and diluted per-share computations for income from continuing operations. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 260 -SubTopic 10 -Section 50 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=6371337&loc=d3e3550-109257 + Details
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