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Note 8 - Earnings Per Share | 6 Months Ended
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Dec. 31, 2018
Notes to Financial Statements |
Earnings Per Share [Text Block] | Note 8 . Earnings Per Share: The following table reflects the calculation of basic and diluted earnings per share (in thousands, except per share amounts):
|  | 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 |
The dilutive effect of stock options and restricted stock units in the above table excludes all options for which the aggregate exercise proceeds exceeded the average market price for the period. The number of potentially dilutive option shares excluded from the calculation was 1.3 million and 1.6 million for the quarter ended December 31, 2018 and 2017, respectively and 1.3 million and 1 .7 million for the six months ended December 31, 2018 and 2017, respectively.

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