Premises and Equipment (Details) (USD $)	12 Months Ended
Dec. 31, 2012	Dec. 31, 2011
Property, Plant and Equipment [Line Items]
Premises and equipment, Gross	$ 25,497,000	$ 24,700,000
Less accumulated depreciation and amortization	(13,235,000)	(12,025,000)
Total premises and equipment	12,262,000	12,675,000
Depreciation expenses on premises equipment	1,200,000	1,100,000
Land [Member]
Property, Plant and Equipment [Line Items]
Premises and equipment, Gross	968,000	968,000
Building and Improvements [Member]
Property, Plant and Equipment [Line Items]
Premises and equipment, Gross	14,573,000	14,416,000
Furniture and Equipment [Member]
Property, Plant and Equipment [Line Items]
Premises and equipment, Gross	$ 9,956,000	$ 9,316,000

The cumulative amount of depreciation, depletion and amortization (related to property, plant and equipment, but not including land) that has been recognized in the income statement.

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The amount of expense recognized in the current period that reflects the allocation of the cost of tangible assets over the assets' useful lives. Includes production and non-production related depreciation.

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- Definition

Gross amount of long-lived physical assets used in the normal conduct of business and not intended for resale. Examples include, but are not limited to, land, buildings, machinery and equipment, office equipment, furniture and fixtures, and computer equipment.

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- Definition

Amount, net of accumulated depreciation, depletion and amortization, of long-lived physical assets used in the normal conduct of business and not intended for resale. Examples include, but are not limited to, land, buildings, machinery and equipment, office equipment, furniture and fixtures, and computer equipment.

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