Income Taxes (Details) (USD $)	12 Months Ended
	Dec. 31, 2012	Dec. 31, 2011	Dec. 31, 2010
Current payable tax [Abstract]
Federal	$ 0	$ 0	$ 0
State	0	0	0
Change in valuation allowance	4,774,000	3,962,000	2,639,000
Deferred tax (benefit)	(4,774,000)	(3,962,000)	(2,639,000)
Provision for income taxes	0	0	0
Deferred tax assets [Abstract]
Allowance for loan and lease losses	10,406,000	7,645,000
Deferred compensation and director's fees	102,000	100,000
Net operating loss carry forward for state income tax purposes	2,689,000	2,075,000
Net operating loss carry forward for federal income tax purposes	10,153,000	8,723,000
Alternative minimum tax credit carry forward	307,000	380,000
Low income housing limited partnership credit carry forward	426,000	402,000
Deferred Tax Assets Restricted stock units	86,000	0
Basis difference in other real estate owned	2,596,000	2,018,000
Other items	6,000	63,000
Gross deferred tax assets	26,771,000	21,406,000
Deferred tax liabilities [Abstract]
Depreciation	(876,000)	(224,000)
Federal Home Loan Bank stock dividends	(104,000)	(202,000)
Deferred loan fees	(380,000)	(345,000)
Basis difference in acquired assets	(353,000)	(352,000)
Unrealized gain on securities available for sale	(1,214,000)	(658,000)
Other items	(3,000)	(2,000)
Gross deferred tax liabilities	(2,930,000)	(1,783,000)
Valuation allowance	(25,055,000)	(20,281,000)
Net deferred tax (liability) asset	(1,214,000)	(658,000)
Low Income Housing Investment Tax Credit Carry forward [Member]
Tax Credit Carryforward [Line Items]
Tax credit carry forward	426,000
Expiration date	Dec. 31, 2026
Alternative Minimum Tax Credit Carryforward [Member]
Tax Credit Carryforward [Line Items]
Tax credit carry forward	307,000
Federal [Member]
Operating Loss Carry Forwards [Line Items]
Operating loss carryforwards	29,861,000
Expiration dates	2029-12-31
State [Member]
Operating Loss Carry Forwards [Line Items]
Operating loss carryforwards	$ 43,014,000
Expiration dates	2020-12-31