Fair Value of Financial Instruments (Details 1) (Appraisal of collateral, USD $) In Thousands, unless otherwise specified	6 Months Ended		12 Months Ended
	Jun. 30, 2013		Dec. 31, 2012
Impaired loans | Level 3 inputs, Appraisal adjustments
Summary of methods and significant assumptions used in estimating its fair value disclosures for financial instruments:
Fair value of financial assets	$ 1,091		$ 3,118
Valuation Techniques	Appraisal of collateral	[1]	Appraisal of collateral	[1]
Unobservable input used	Appraisal adjustments	[2]	Appraisal adjustments	[2]
Weighted Average interest rate	0% to -50.0% (-25.2%)		0% to -50.0% (-25.2%)
Impaired loans | Level 3 inputs, Liquidation expenses
Summary of methods and significant assumptions used in estimating its fair value disclosures for financial instruments:
Unobservable input used	Liquidation expenses	[2]	Liquidation expenses	[2]
Weighted Average interest rate	-1.5% to 8.0% (-5.5%)		-1.5% to 8.0% (-5.5%)
Other real estate owned and repossessed assets
Summary of methods and significant assumptions used in estimating its fair value disclosures for financial instruments:
Fair value of financial assets	$ 183		$ 207
Valuation Techniques	Appraisal of collateral	[1],[3]	Appraisal of collateral	[1],[3]

[1] Fair value is generally determined through independent appraisals of the underlying collateral, which generally include various level 3 inputs which are not identifiable.

[2] Appraisals may be adjusted by management for qualitative factors such as economic conditions and estimated liquidation expenses. The range and weighted average of liquidation expenses and other appraisal adjustments are presented as a percent of the appraisal.

[3] Includes qualitative adjustments by management and estimated liquidation expenses.