Note 6 - Earnings Per Share - Shares Used in the Earnings Per Share Computations (Details) - shares shares in Thousands |
3 Months Ended | |
|---|---|---|
Sep. 30, 2016 |
Sep. 30, 2015 |
|
| Basic (in shares) | 37,281 | 37,169 |
| Dilutive effect of stock options (in shares) | 192 | 146 |
| Weighted average common shares outstanding-diluted (in shares) | 37,473 | 37,315 |