Parent Company Financial Information (Schedule of Condensed Statement of Comprehensive Income) (Details) (USD $) In Thousands, unless otherwise specified	12 Months Ended
	Dec. 31, 2012	Dec. 31, 2011
Net income	$ 5,239	$ 4,902
Unrealized holding gains arising during the period, Before tax amount	1,684	2,069
Unrealized holding gains arising during the period, Tax effect	572	704
Unrealized holding gains arising during the period, Net of tax	1,112	1,365
Total other comprehensive income	793	740
Total other comprehensive income	793	740
Total comprehensive income	6,032	5,642
Total comprehensive income	6,032	5,642
Parent Company [Member]
Net income	5,239	4,902
Unrealized holding gains arising during the period, Before tax amount	(1)	(1)
Unrealized holding gains arising during the period, Net of tax	(1)	(1)
Total other comprehensive income	(1)	(1)
Total other comprehensive income	(1)	(1)
Total comprehensive income	5,238	4,901
Total comprehensive income	$ 5,238	$ 4,901