Condensed Financial Statements of Parent Company (Details) (USD $) In Thousands, unless otherwise specified	12 Months Ended
	Dec. 31, 2013	Dec. 31, 2012	Dec. 31, 2011
Assets
Cash and cash equivalents	$ 31,325	$ 42,317
Securities held-to-maturity	96,847	570
Other assets	14,597	7,859
Total Assets	864,288	907,499
Liabilities & Stockholders' Equity
Common stock	24,795	24,795
Additional paid-in capital	16,392	16,392
Retained earnings	50,376	48,305
Accumulated other comprehensive loss	(10,802)	(192)	(349)
Total liabilities and stockholders' equity	864,288	907,499
Income:
Other income	9,220	11,745
Total operating income	42,596	47,539
Expenses:
Salary and benefits	19,108	20,340
Legal expenses	539	725
Service fees	459	574
Other operating expense	2,571	2,443
Total noninterest expense	33,105	34,183
Income before income taxes	3,511	5,182
Income tax benefit	(348)	(995)
Net income	3,163	4,187
Cash flows from operating activities:
Net income	3,163	4,187
Adjustments to reconcile net income to net cash provided by operating activities:
Stock compensation expense	0	82
Increase in other assets	(988)	1,989
Decrease in other liabilities	343	410
Net cash provided by operating activities	8,517	9,775
Cash flows from investing activities:
Cash flows from investing activities: maturity of investment securities	170	145
Cash flows from financing activities:
Exercise of stock options	0	0
Repurchase and retirement of common stock	0	0
Tax effect of nonqualified stock options	0	0
Cash dividends paid on common stock	(1,092)	(991)
Net cash provided by (used in) financing activities	(35,143)	52,691
Net increase (decrease) in cash and cash equivalents	(10,992)	17,462
Cash and cash equivalents at beginning of period	42,317	24,855
Cash and cash equivalents at end of period	31,325	42,317
Parent Company [Member]
Assets
Cash and cash equivalents	273	220
Securities held-to-maturity	0	0
Investment in common stock of subsidiaries	80,212	88,815
Other assets	277	265
Total Assets	80,762	89,300
Liabilities & Stockholders' Equity
Note payable - subsidiary	1	0
Common stock	24,795	24,795
Additional paid-in capital	16,392	16,392
Retained earnings	50,376	48,305
Accumulated other comprehensive loss	(10,802)	(192)
Total liabilities and stockholders' equity	80,762	89,300
Income:
Dividends from subsidiary	1,480	1,100
Interest on investments	0	8
Other income	201	660
Total operating income	1,681	1,768
Expenses:
Salary and benefits	432	500
Legal expenses	78	66
Service fees	164	147
Other operating expense	19	33
Total noninterest expense	693	746
Income before income taxes	988	1,022
Income tax benefit	167	6
Net income before equity in undistributed net income (loss) of subsidiaries	1,155	1,028
Equity in undistributed net income (loss) of subsidiaries	2,008	3,159
Net income	3,163	4,187
Cash flows from operating activities:
Net income	3,163	4,187
Adjustments to reconcile net income to net cash provided by operating activities:
Equity in undistributed net income of subsidiaries	(2,008)	(3,159)
Stock compensation expense	0	82
Increase in other assets	(11)	(4)
Decrease in other liabilities	1	(1)
Net cash provided by operating activities	1,145	1,105
Cash flows from investing activities:
Cash flows from investing activities: maturity of investment securities	0	145
Cash flows from financing activities:
Repayment of advances from subsidiaries	0	(124)
Exercise of stock options	0	0
Cash dividends paid on common stock	(1,092)	(991)
Net cash provided by (used in) financing activities	(1,092)	(1,115)
Net increase (decrease) in cash and cash equivalents	53	135
Cash and cash equivalents at beginning of period	220	85
Cash and cash equivalents at end of period	$ 273	$ 220