Fair Value Measurements and Disclosure (Details) (USD $) In Thousands, unless otherwise specified	3 Months Ended
	Mar. 31, 2013		Mar. 31, 2012	Dec. 31, 2012
Deposits [Abstract]
Junior Subordinated Debt	$ 10,685	[1]		$ 10,068	[1]
AFS Securities [Abstract]
U.S Govt agencies	20,888	[1]		24,366
U.S. government agency CMO's	3,068	[1]
U.S Govt collateralized mortgage obligations				3,517
Mutual Funds	3,933	[1]		3,961
Fair Value (Carrying Amount)	27,889	[1]		31,844
Impaired loans [Abstract]
Commercial and industrial	519	[2]		576	[2]
Real estate mortgage	8,246	[2]		7,903	[2]
RE construction & development	0	[2]		0	[2]
Agricultural	0	[2]		0	[2]
Installment/Other	0	[2]		0	[2]
Total impaired loans	8,765	[2]		8,479	[2]
Other real estate owned	21,958	[2]		23,932	[2]
Total	58,612			64,255
Description of Liabilities [Abstract]
Junior subordinated debt	10,685	[1]		10,068	[1]
Total	10,685			10,068
Impairment loss on OREO	118		0
Valuation Technique, Unobservable Input, and Qualitative Information about the Unobservable Inputs for the Company's Assets and Liabilities Classified as Level 3 and Measured at Fair Value on a Recurring Basis [Abstract]
Valuation Technique	Discounted cash flow
Core Deposits Intangible Assets [Member] | Minimum [Member]
Finite-Lived Intangible Assets [Line Items]
Estimated lives of intangibles	6 years
Core Deposits Intangible Assets [Member] | Maximum [Member]
Finite-Lived Intangible Assets [Line Items]
Estimated lives of intangibles	8 years
Junior Subordinated Debt [Member]
Valuation Technique, Unobservable Input, and Qualitative Information about the Unobservable Inputs for the Company's Assets and Liabilities Classified as Level 3 and Measured at Fair Value on a Recurring Basis [Abstract]
Weighted Average (in hundredths)	7.06%
Reconciliation of Liabilities [Abstract]
Beginning balance	10,068		9,027
Total losses (gains) included in earnings (or changes in net assets)	557		477
Transfers in and/or out of Level 3	60		63
Ending balance	10,685		9,567
The amount of total losses (gains) for the period included in earnings attributable to the change in unrealized gains or losses relating to liabilities still held at the reporting date	557		477
Private Label Mortgage-Backed Securities [Member]
Reconciliation of Assets [Abstract]
Beginning balance	0		7,972
Total gains or (losses) included in earnings	0		594
Total gains or (losses) included in other comprehensive income	0		0
Transfers in and/or out of Level 3	0		0
Ending balance	0		8,566
The amount of total gains or (losses) for the period included in earnings (or other comprehensive loss) attributable to the change in unrealized gains or losses relating to assets still held at the reporting date	0		594
Quoted Prices in Active Markets for Identical Assets Level 1 [Member]
AFS Securities [Abstract]
U.S Govt agencies	8,021	[1]		9,632
Mutual Funds	3,933	[1]		3,961
Fair Value (Carrying Amount)	11,954	[1]		13,593
Impaired loans [Abstract]
Total impaired loans	0	[2]		0	[2]
Total	11,954			13,593
Significant Other Observable Inputs Level 2 [Member]
AFS Securities [Abstract]
U.S Govt agencies	12,867	[1]		14,734
U.S. government agency CMO's	3,068	[1]
U.S Govt collateralized mortgage obligations				3,517
Fair Value (Carrying Amount)	15,935	[1]		18,251
Impaired loans [Abstract]
Total impaired loans	0	[2]		0	[2]
Total	15,935			18,251
Significant Unobservable Inputs Level 3 [Member]
Deposits [Abstract]
Junior Subordinated Debt	10,685	[1]		10,068	[1]
AFS Securities [Abstract]
Fair Value (Carrying Amount)	0	[1]		0
Impaired loans [Abstract]
Commercial and industrial	519	[2]		576	[2]
Real estate mortgage	8,246	[2]		7,903	[2]
RE construction & development	0	[2]		0	[2]
Agricultural	0	[2]		0	[2]
Installment/Other	0	[2]		0	[2]
Total impaired loans	8,765	[2]		8,479	[2]
Other real estate owned	21,958	[2]		23,932	[2]
Total	30,723			32,411
Description of Liabilities [Abstract]
Junior subordinated debt	10,685	[1]		10,068	[1]
Total	10,685			10,068
Carrying Amount [Member]
Financial Assets [Abstract]
Cash and cash equivalents	136,450			141,627
Interest-bearing deposits	1,509			1,507
Investment securities	27,889			31,844
Loans	386,918			388,249
Cash surrender value of life insurance	16,809			16,681
Accrued interest receivable	1,605			1,694
Deposits [Abstract]
Noninterest-bearing	211,961			217,014
NOW and money market	198,533			203,771
Savings	42,808			43,117
Time Deposits	96,517			99,385
Total Deposits	549,819			563,287
Junior Subordinated Debt	10,685			10,068
Accrued interest payable	77			71
Commitments to extend credit	0			0
Standby letters of credit	0			0
Description of Liabilities [Abstract]
Junior subordinated debt	10,685			10,068
Estimated Fair Value [Member]
Financial Assets [Abstract]
Cash and cash equivalents	136,450			141,627
Interest-bearing deposits	1,509			1,507
Investment securities	27,889			31,844
Loans	396,521			386,836
Cash surrender value of life insurance	16,809			16,681
Accrued interest receivable	1,605			1,694
Deposits [Abstract]
Noninterest-bearing	204,016			217,014
NOW and money market	200,265			203,569
Savings	41,693			41,998
Time Deposits	96,698			99,529
Total Deposits	542,672			562,110
Junior Subordinated Debt	10,685			10,068
Accrued interest payable	77			71
Commitments to extend credit	0			0
Standby letters of credit	0			0
Description of Liabilities [Abstract]
Junior subordinated debt	10,685			10,068
Quoted Prices in Active Markets for Identical Assets Level 1 [Member]
Financial Assets [Abstract]
Cash and cash equivalents	136,450			141,627
Investment securities	11,954			13,593
Deposits [Abstract]
Noninterest-bearing	204,016			217,014
NOW and money market	200,265			203,569
Savings	41,693			41,998
Total Deposits	445,974			462,581
Commitments to extend credit	0			0
Standby letters of credit	0			0
Significant Other Observable Inputs Level 2 [Member]
Financial Assets [Abstract]
Interest-bearing deposits	1,509			1,507
Investment securities	15,935			18,251
Accrued interest receivable	1,605			1,694
Deposits [Abstract]
Accrued interest payable	77			71
Commitments to extend credit	0			0
Standby letters of credit	0			0
Significant Unobservable Inputs Level 3 [Member]
Financial Assets [Abstract]
Loans	396,521			386,836
Cash surrender value of life insurance	16,809			16,681
Deposits [Abstract]
Time Deposits	96,698			99,529
Total Deposits	96,698			99,529
Junior Subordinated Debt	10,685			10,068
Commitments to extend credit	0			0
Standby letters of credit	0			0
Description of Liabilities [Abstract]
Junior subordinated debt	$ 10,685			$ 10,068

[1] Recurring

[2] Nonrecurring