Interest Rate Derivative (Details) (USD $)	9 Months Ended	3 Months Ended		9 Months Ended
	Sep. 30, 2012	Sep. 30, 2012 Interest Rate Swap [Member]	Sep. 30, 2011 Interest Rate Swap [Member]	Sep. 30, 2012 Interest Rate Swap [Member]	Sep. 30, 2011 Interest Rate Swap [Member]	Sep. 30, 2012 Other Liabilities [Member] Designated as Hedging Instrument [Member]	Dec. 31, 2011 Other Liabilities [Member] Designated as Hedging Instrument [Member]
Interest Rate Derivative [Abstract]
Floating rate trust preferred debenture	$ 5,000,000
Debt instrument variable rate basis	3-month LIBOR
Derivatives, Fair Value [Line Items]
Notional amount		2,000,000		2,000,000
Remaining term (in years)				7 years
Junior subordinated debentures, derivative converted fixed interest rate (in hundredths)		4.96%		4.96%
Derivative Liability, Fair Value, Net, Total						210,000	200,000
Derivative Instruments, Gain (Loss) Recognized in Other Comprehensive Income (Loss), Effective Portion, Net [Abstract]
Balance		(205,000)	(135,000)	(200,000)	(110,000)
Amount of losses recognized in other comprehensive income		(18,000)	(87,000)	(53,000)	(141,000)
Amount of loss reclassified from other comprehensive income and recognized as interest expense		13,000	17,000	43,000	46,000
Balance		(210,000)	(205,000)	(210,000)	(205,000)
Collateral requirement associated with interest rate swap contract	$ 200,000