Consolidated Balance Sheets (Parenthetical) - USD ($) $ in Thousands	Sep. 30, 2015	Dec. 31, 2014	Sep. 30, 2014
Statement of Financial Position [Abstract]
SECURITIES HELD-TO-MATURITY, fair value	$ 291	$ 447	$ 560
Common stock, par value	$ 0.01	$ 0.01	$ 0.01
Common stock, shares authorized	120,000,000	120,000,000	120,000,000
Common stock, shares issued	65,942,155	64,089,921	64,065,828
Treasury stock, shares	524,163	529,563	532,256