Consolidated Balance Sheets (Unaudited) (Parenthetical) - shares	Sep. 30, 2015	Dec. 31, 2014
Statement of Financial Position [Abstract]
Common stock, shares authorized	12,000,000	12,000,000
Common stock, shares issued	5,157,006	4,680,839
Common stock, shares outstanding	4,915,610	4,461,388
Treasury stock, shares	241,396	219,451