Consolidated Balance Sheets (Parentheticals) - USD ($) $ / shares in Thousands, $ in Thousands |
Jun. 30, 2017 |
Jun. 30, 2016 |
|---|---|---|
| Held-to-maturity securities, fair value | $ 4,329 | $ 3,619 |
| Preferred stock, par value (in dollars per share) | $ 0 | $ 0 |
| Preferred stock, shares authorized (in shares) | 350,000 | 350,000 |
| Common stock, par value (in dollars per share) | $ 0 | $ 0 |
| Common stock, shares authorized (in shares) | 3,500,000 | 3,500,000 |
| Common stock, shares issued (in shares) | 2,854,133 | 2,854,133 |
| Treasury stock, shares (in shares) | 130,606 | 130,375 |