CONSOLIDATED STATEMENTS OF CHANGES IN STOCKHOLDERS' EQUITY (USD $) In Thousands, unless otherwise specified	Total	Common Stock [Member]	Additional Paid-In Capital [Member]	Retained Earnings [Member]	Treasury Stock [Member]	Accumulated Other Comprehensive Loss [Member]
Balance at Dec. 31, 2009	$ 238,931	$ 8,484	$ 83,189	$ 180,121	$ (20,172)	$ (12,691)
Comprehensive Income:
Net Income	15,302	0	0	15,302	0	0
Other Comprehensive Loss	(5,107)					(5,107)
Total Comprehensive Income	10,195
Compensation Expense - restricted stock (net of forfeited shares)	1,737	80	1,657	0	0	0
Repurchase of Common Stock	(5,231)	0	0	0	(5,231)	0
Common Stock Dividends	(11,882)	0	0	(11,882)	0	0
Balance at Dec. 31, 2010	233,750	8,564	84,846	183,541	(25,403)	(17,798)
Comprehensive Income:
Net Income	31,549	0	0	31,549	0	0
Other Comprehensive Loss	(6,149)					(6,149)
Total Comprehensive Income	25,400
Compensation Expense - restricted stock (net of forfeited shares)	1,026	42	984	0	0	0
Common Stock Dividends	(10,981)	0	0	(10,981)	0	0
Balance at Dec. 31, 2011	249,195	8,606	85,830	204,109	(25,403)	(23,947)
Comprehensive Income:
Net Income	21,962	0	0	21,962	0	0
Other Comprehensive Loss	(999)					(999)
Total Comprehensive Income	20,963
Compensation Expense - restricted stock (net of forfeited shares)	558	26	532	0	0	0
Common Stock Dividends	(8,417)	0	0	(8,417)	0	0
Balance at Dec. 31, 2012	$ 262,299	$ 8,632	$ 86,362	$ 217,654	$ (25,403)	$ (24,946)