CONSOLIDATED STATEMENTS OF FINANCIAL CONDITION (Parenthetical) - USD ($) $ in Thousands	Dec. 31, 2016	Dec. 31, 2015
Held-to-maturity, fair value (in Dollars)		$ 231,445
Preferred stock, liquidation value (in Dollars per share)	$ 1,000	$ 1,000
Preferred stock, shares authorized	5,000,000	5,000,000
Preferred Stock, total liquidation value (in Dollars)		$ 11,250
Common stock, shares authorized	50,000,000	50,000,000
Common stock, shares issued	34,018,731	32,149,585
Common stock, shares outstanding	31,948,307	30,082,065
Treasury Stock, Shares	2,063,922	2,063,922
Series B Preferred Stock [Member]
Preferred stock, shares issued		11,250
Preferred stock, shares outstanding		11,250