Guaranteed Preferred Beneficial Interest in Junior Subordinated Debentures ("TRUPs") (Narrative) (Details) - USD ($)			1 Months Ended		12 Months Ended
	Jun. 15, 2005	Jul. 22, 2004	Jun. 30, 2005	Jul. 31, 2004	Dec. 31, 2017
Debt Instrument [Line Items]
Junior subordinated notes purchased			$ 5,200,000
Capital Trust I I [Member]
Debt Instrument [Line Items]
Debt instrument, face amount	$ 5,000,000
Additional amount contributed to purchase debt			$ 155,000
Debt instrument, maturity date					Jun. 15, 2035
Capital Trust I [Member]
Debt Instrument [Line Items]
Debt instrument, face amount		$ 7,000,000
Additional amount contributed to purchase debt		$ 217,000
Junior subordinated notes purchased				$ 7,200,000
Debt instrument, maturity date					Jul. 22, 2034
London Interbank Offered Rate (LIBOR) [Member] | Capital Trust I I [Member]
Debt Instrument [Line Items]
Debt instrument, description of variable rate basis					90-day LIBOR rate plus 1.70%
Debt instrument, percent spread on variable rate	1.70%
London Interbank Offered Rate (LIBOR) [Member] | Capital Trust I [Member]
Debt Instrument [Line Items]
Debt instrument, description of variable rate basis					90-day LIBOR rate plus 2.60%
Debt instrument, percent spread on variable rate		2.60%