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Note 8 - Earnings Per Share (Tables) | 6 Months Ended
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Dec. 31, 2018
Notes Tables |
Schedule of Earnings Per Share, Basic and Diluted [Table Text Block] |
|  | Quarter Ended |  |  | Six Months Ended |
|  | December 31, |  |  | December 31, |
|  | 2018 |  |  | 2017 |  |  | 2018 |  |  | 2017 |
Earnings per share – basic: |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Net income |  | $ | 17,556 |  |  | $ | 48,847 |  |  | $ | 34,958 |  |  | $ | 64,710 |
Income allocated to participating securities |  |  | (18 | ) |  |  | (41 | ) |  |  | (34 | ) |  |  | (50 | )
Income available to common shareholders |  | $ | 17,538 |  |  | $ | 48,806 |  |  | $ | 34,924 |  |  | $ | 64,660 |
Weighted-average shares outstanding – basic |  |  | 37,766 |  |  |  | 37,449 |  |  |  | 37,732 |  |  |  | 37,412 |
Earnings per share – basic |  | $ | 0.46 |  |  | $ | 1.30 |  |  | $ | 0.93 |  |  | $ | 1.73 |
Earnings per share – diluted: |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Net income |  | $ | 17,556 |  |  | $ | 48,847 |  |  | $ | 34,958 |  |  | $ | 64,710 |
Income allocated to participating securities |  |  | (18 | ) |  |  | (41 | ) |  |  | (34 | ) |  |  | (50 | )
Income available to common shareholders |  | $ | 17,538 |  |  | $ | 48,806 |  |  | $ | 34,924 |  |  | $ | 64,660 |
Weighted-average shares outstanding – basic |  |  | 37,766 |  |  |  | 37,449 |  |  |  | 37,732 |  |  |  | 37,412 |
Dilutive effect of stock options and restricted stock units |  |  | 982 |  |  |  | 477 |  |  |  | 1,050 |  |  |  | 404 |
Weighted-average common shares outstanding – diluted |  |  | 38,748 |  |  |  | 37,926 |  |  |  | 38,782 |  |  |  | 37,816 |
Earnings per share – diluted |  | $ | 0.45 |  |  | $ | 1.29 |  |  | $ | 0.90 |  |  | $ | 1.71 |

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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://fasb.org/us-gaap/role/ref/legacyRef -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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