Securities (Details) (USD $) In Thousands, unless otherwise specified	6 Months Ended	12 Months Ended
Jun. 30, 2013	Dec. 31, 2012	Jun. 30, 2012
Securities available for sale:
Amortized Cost	$ 185,511	$ 164,063
Fair Value	186,634	167,352	171,907
Unrealized Gain	2,887	3,904
Unrealized (losses)	(1,764)	(615)
Securities held to maturity:
Amortized Cost	54,361	56,064	56,182
Fair Value	58,376	61,496	61,676
Unrealized Gain	4,015	5,432
Unrealized (losses)
US Government-sponsored enterprises securities
Securities available for sale:
Amortized Cost	14,500	11,500
Fair Value	14,459	11,596
Unrealized Gain	40	96
Unrealized (losses)	(81)
Mortgage-backed securities
Securities available for sale:
Amortized Cost	163,028	143,539
Fair Value	164,527	146,926
Unrealized Gain	2,764	3,717
Unrealized (losses)	(1,265)	(330)
Corporate bonds
Securities available for sale:
Amortized Cost	3,998	3,998
Fair Value	3,656	3,813
Unrealized Gain	58	75
Unrealized (losses)	(400)	(260)
Equities
Securities available for sale:
Amortized Cost	3,985	5,026
Fair Value	3,992	5,017
Unrealized Gain	25	16
Unrealized (losses)	(18)	(25)
States and local governments
Securities held to maturity:
Amortized Cost	54,361	56,064
Fair Value	58,376	58,376
Unrealized Gain	4,015	5,432
Unrealized (losses)

Amount of investment in debt and equity securities categorized neither as held-to-maturity nor trading.

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