Consolidated Balance Sheets (Parenthetical) - $ / shares	Dec. 31, 2015	Dec. 31, 2014
Statement of Financial Position [Abstract]
Preferred stock, par value	$ 0.01	$ 0.01
Preferred stock, shares authorized	100,000	100,000
Preferred stock, shares outstanding	0	0
Common stock, par value	$ 0.01	$ 0.01
Common stock, shares authorized	11,900,000	11,900,000
Common stock, shares issued	9,608,957	9,552,094
Common stock, shares outstanding	9,597,392	9,547,587
Treasury stock, shares	11,565	4,507