Premises and Equipment (Details) (USD $)	3 Months Ended
Mar. 31, 2013	Mar. 31, 2012	Dec. 31, 2012
Premises and equipment [Abstract]
Premises and equipment, gross	$ 35,538,000		$ 31,604,000
Less accumulated depreciation	15,382,000		15,040,000
Premises and equipment, net	20,156,000		16,564,000
Depreciation charged	341,000	299,000
Land [Member]
Premises and equipment [Abstract]
Premises and equipment, gross	5,315,000		4,708,000
Buildings [Member]
Premises and equipment [Abstract]
Premises and equipment, gross	18,467,000		15,616,000
Equipment [Member]
Premises and equipment [Abstract]
Premises and equipment, gross	11,672,000		11,280,000
Construction in Progress [Member]
Premises and equipment [Abstract]
Premises and equipment, gross	$ 84,000		$ 0

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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