CONSOLIDATED BALANCE SHEETS (unaudited) (Parenthetical) (USD $) In Thousands, except Share data, unless otherwise specified	Mar. 31, 2013	Dec. 31, 2012
Investment securities:
Securities held-to-maturity, fair value	$ 3,246	$ 3,927
STOCKHOLDERS' EQUITY:
Preferred stock, par value (in dollars per share)	$ 0.01	$ 0.01
Preferred stock, shares authorized (in shares)	1,000,000	1,000,000
Common stock, par value (in dollars per share)	$ 0.01	$ 0.01
Common stock, shares authorized (in shares)	100,000,000	100,000,000
Common stock, shares issued (in shares)	7,425,869	7,424,572
Common stock, shares outstanding (in shares)	7,425,869	7,424,572
Series A Preferred Stock [Member]
STOCKHOLDERS' EQUITY:
Preferred stock, shares issued (in shares)	11,560	11,560
Preferred stock, shares outstanding (in shares)	11,560	11,560
Preferred stock, liquidation preference (in dollars per share)	$ 1,000	$ 1,000
Series B Preferred Stock [Member]
STOCKHOLDERS' EQUITY:
Preferred stock, shares issued (in shares)	164,450	164,575
Preferred stock, shares outstanding (in shares)	164,450	164,575
Preferred stock, liquidation preference (in dollars per share)	$ 17.20	$ 17.20