Related Party Transactions (Details) (USD $)	12 Months Ended
	Dec. 31, 2011	Dec. 31, 2010		Dec. 31, 2009
Related Party Transactions [Abstract]
Loans outstanding at beginning of year	$ 9,264,000	$ 12,301,000		$ 13,968,000
New loans and advances	10,041,000	1,409,000		1,819,000
Less loan repayments	(7,060,000)	(3,467,000)		(3,471,000)
Reclassification		(979,000)	[1]	(15,000)	[1]
Loans outstanding at end of year	12,245,000	9,264,000		12,301,000
Deposits of related parties	$ 18,900,000	$ 14,700,000

[1] Represents loans that were once considered related party but are no longer considered related party, or loans that were not related party that subsequently became related party loans.