Premises and Equipment, Net (Details) (USD $)	Sep. 30, 2012	Dec. 31, 2011
Summary of premises and equipment
Premises and equipment, gross	$ 46,434,000	$ 46,036,000
Less: accumulated depreciation	20,334,000	19,234,000
Premises and equipment, net	26,100,000	26,802,000
Land and improvements [Member]
Summary of premises and equipment
Premises and equipment, gross	8,531,000	8,531,000
Buildings [Member]
Summary of premises and equipment
Premises and equipment, gross	24,539,000	24,528,000
Furniture and equipment [Member]
Summary of premises and equipment
Premises and equipment, gross	$ 13,364,000	$ 12,977,000

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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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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