CONSOLIDATED BALANCE SHEETS (Unaudited) (Parenthetical) - $ / shares |
Sep. 30, 2020 |
Dec. 31, 2019 |
|---|---|---|
| CONSOLIDATED BALANCE SHEETS (Unaudited) | ||
| Preferred stock, shares authorized | 1,000,000 | 1,000,000 |
| Preferred stock, par value (in dollars per share) | $ 0.01 | $ 0.01 |
| Preferred stock, shares issued | 0 | 0 |
| Preferred stock, shares outstanding | 0 | 0 |
| Common stock, shares authorized | 30,000,000 | 30,000,000 |
| Common stock, par value (in dollars per share) | $ 0.01 | $ 0.01 |
| Common stock, shares issued | 3,565,430 | 3,565,430 |
| Common stock, shares outstanding | 3,214,168 | 3,557,728 |
| Treasury stock, shares | 351,262 | 7,702 |