CONSOLIDATED BALANCE SHEETS (Parenthetical) - $ / shares |
Dec. 31, 2015 |
Dec. 31, 2014 |
|---|---|---|
| Statement of Financial Position [Abstract] | ||
| Preferred stock, no par value | ||
| Preferred stock, shares authorized | 5,000,000 | 5,000,000 |
| Preferred stock, shares issued | 0 | 0 |
| Preferred stock, shares outstanding | 0 | 0 |
| Common stock, no par value | ||
| Common stock, shares authorized | 20,000,000 | 20,000,000 |
| Common stock, shares issued | 14,580,216 | 14,539,104 |
| Common stock, shares outstanding | 14,580,216 | 14,539,104 |