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Summary of Significant Accounting Policies and New Accounting Standards (Tables) | 12 Months Ended
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Jun. 30, 2015
Accounting Policies [Abstract] |
Schedule of Net Income per Share and Weighted Average Shares |
For the Periods Ended June 30 | ​ | ​ | 2015 | ​ | ​ | 2014 | ​ | ​ | 2013 | ​
Net income | ​ | ​ | ​ | $ | 60,280 | ​ | ​ | ​ | ​ | $ | (3,127) | ​ | ​ | ​ | ​ | $ | 24,891 | ​ | ​
Weighted average number of shares–basic | ​ | ​ | ​ | ​ | 38,969 | ​ | ​ | ​ | ​ | ​ | 32,193 | ​ | ​ | ​ | ​ | ​ | 30,458 | ​ | ​
Dilutive effect of stock options and warrant | ​ | ​ | ​ | ​ | 846 | ​ | ​ | ​ | ​ | ​ | — | ​ | ​ | ​ | ​ | ​ | — | ​ | ​
Weighted average number of shares–diluted | ​ | ​ | ​ | ​ | 39,815 | ​ | ​ | ​ | ​ | ​ | 32,193 | ​ | ​ | ​ | ​ | ​ | 30,458 | ​ | ​
Net income per share: | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
basic | ​ | ​ | ​ | $ | 1.55 | ​ | ​ | ​ | ​ | $ | (0.10) | ​ | ​ | ​ | ​ | $ | 0.82 | ​ | ​
diluted | ​ | ​ | ​ | $ | 1.51 | ​ | ​ | ​ | ​ | $ | (0.10) | ​ | ​ | ​ | ​ | $ | 0.82

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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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