CONSOLIDATED STATEMENTS OF CHANGES IN SHAREHOLDERS' EQUITY (USD $) In Thousands, unless otherwise specified	Total	Common Stock	Additional Capital	Retained earnings	Accumulated Other Comprehensive Income/(Loss)	Treasury Stock
Balance at Dec. 31, 2010	$ 321,717	$ 1,806	$ 68,944	$ 293,319	$ (9,369)	$ (32,983)
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net income	37,195	0	0	37,195	0	0
Other comprehensive income (loss)	(1,125)	0	0	0	(1,125)	0
Contribution of shares to ESOP	1,558	0	384	0	0	1,174
Cash Dividends	(12,384)	0	0	(12,384)	0	0
Balance at Dec. 31, 2011	346,961	1,806	69,328	318,130	(10,494)	(31,809)
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net income	32,812	0	0	32,812	0	0
Other comprehensive income (loss)	3,022	0	0	0	3,022	0
Omnibus Equity Incentive Plan, net	488	2	486	0	0	0
Contribution of shares to ESOP	1,439	0	175	0	0	1,264
Cash Dividends	(12,600)	0	0	(12,600)	0	0
Balance at Dec. 31, 2012	372,122	1,808	69,989	338,342	(7,472)	(30,545)
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net income	31,534	0	0	31,534	0	0
Other comprehensive income (loss)	(6,497)	0	0	0	(6,497)	0
Omnibus Equity Incentive Plan, net	611	3	770	0	0	(162)
Contribution of shares to ESOP	1,218	0	315	0	0	903
Cash Dividends	(12,793)	0	0	(12,793)	0	0
Balance at Dec. 31, 2013	$ 386,195	$ 1,811	$ 71,074	$ 357,083	$ (13,969)	$ (29,804)