Consolidated Balance Sheets (unaudited) (Parenthetical) (USD $) In Thousands, except Share data, unless otherwise specified	Mar. 31, 2015	Dec. 31, 2014
Assets
Cash and due from banks, reserves	$ 9,814	$ 10,019
Securities available-for-sale, at cost	293,709	272,588
Securities held-to-maturity, at fair value	$ 139,462	$ 141,593
Stockholders' equity:
Common stock, par value (in dollars per share)	$ 0.10	$ 0.10
Common stock, authorized (in shares)	30,000,000	30,000,000
Common stock, issued (in shares)	11,500,252	11,491,703
Common stock, outstanding (in shares)	11,349,285	11,340,736
Treasury stock (in shares)	150,967	150,967
Preferred Stock Series B [Member]
Stockholders' equity:
Preferred stock, par value (in dollars per share)	$ 0	$ 0
Preferred stock, authorized (in shares)	5,000,000	5,000,000
Preferred stock, issued (in shares)	32,000	32,000
Preferred stock, outstanding (in shares)	32,000	32,000
Preferred Stock Series C [Member]
Stockholders' equity:
Preferred stock, par value (in dollars per share)	$ 0	$ 0
Preferred stock, authorized (in shares)	100,000	100,000
Preferred stock, issued (in shares)	93,248	93,680
Preferred stock, outstanding (in shares)	93,248	93,680