FDIC Indemnification Asset (Details) (USD $)	3 Months Ended
	Mar. 31, 2014	Mar. 31, 2013	Dec. 31, 2013
FDIC Indemnification Asset [Abstract]
FDIC True-up provisions	$ 1,900,000		$ 1,700,000
Reduction of FDIC indemnification asset included in other noninterest income	356,000	1,400,000
Balance at beginning of period	14,347,000	21,774,000
(Amortization) accretion	(332,000)	54,000
Transfers to FDIC claims	(139,000)	(270,000)
Change in expected cash flows	(239,000)	(1,335,000)
Change in FDIC true up-provision	(150,000)	(25,000)
Balance at end of period	$ 13,487,000	$ 20,198,000