CONSOLIDATED STATEMENTS OF CHANGES IN STOCKHOLDERS' EQUITY (USD $) In Thousands, except Share data	Total	PREFERRED STOCK [Member]	COMMON STOCK [Member]	CAPITAL SURPLUS [Member]	RETAINED EARNINGS [Member]	ACCUMULATED OTHER COMPREHENSIVE INCOME, NET OF TAX [Member]	TREASURY STOCK [Member]
Balance at beginning of period at Dec. 31, 2011		$ 50,727	$ 25,087	$ 166,639	$ 54,852	$ 7,296	$ 10,831
Balance at beginning of period, Shares at Dec. 31, 2011		52,000	25,087,468
Net income	5,365				5,365
Other comprehensive income during the period	(783)					(783)
Issuance of restricted shares			62	(62)
Accretion of fair value of warrant		157
Dividends on preferred shares					(657)
Issuance of restricted shares, Shares			62,450
Accretion of fair value of warrant, Shares
Accretion of fair value warrant					(158)
Proceeds from exercise of stock options			1	2
Proceeds from exercise of stock options, Shares			400
Balance at end of period at Mar. 31, 2012	297,697	50,884	25,150	166,579	59,402	6,513	10,831
Balance at end of period, Shares at Mar. 31, 2012		52,000	25,150,318
Balance at beginning of period at Dec. 31, 2012	279,017	27,662	25,155	164,949	65,710	6,607	11,066
Balance at beginning of period, Shares at Dec. 31, 2012		28,000	25,154,818
Stock-based compensation				197
Net income	5,285				5,284
Other comprehensive income during the period	(332)					(333)
Purchase of treasury shares							110
Issuance of restricted shares			81	(81)
Accretion of fair value of warrant		91
Dividends on preferred shares					(349)
Issuance of restricted shares, Shares			81,400
Accretion of fair value of warrant, Shares
Accretion of fair value warrant					(91)
Proceeds from exercise of stock options			3	13
Proceeds from exercise of stock options, Shares			2,417
Balance at end of period at Mar. 31, 2013	$ 283,722	$ 27,753	$ 25,239	$ 165,078	$ 70,554	$ 6,274	$ 11,176
Balance at end of period, Shares at Mar. 31, 2013		28,000	25,238,635