Premises and Equipment (Details) (USD $) In Thousands, unless otherwise specified	Dec. 31, 2012	Dec. 31, 2011
Summary of premises and equipment
Total, premises and equipment	$ 56,594	$ 56,063
Less accumulated depreciation	19,631	18,110
Premises and equipment, net	37,021	37,953
Land and land improvements [Member]
Summary of premises and equipment
Total, premises and equipment	10,073	10,121
Buildings and improvements [Member]
Summary of premises and equipment
Total, premises and equipment	34,174	33,652
Furniture and equipment [Member]
Summary of premises and equipment
Total, premises and equipment	12,250	12,013
Construction in progress [Member]
Summary of premises and equipment
Total, premises and equipment	$ 155	$ 277

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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