Securities - Unrealized Losses (Details) (USD $) In Thousands, unless otherwise specified	Jun. 30, 2013	Dec. 31, 2012
Amortized cost and fair values of securities
Less than 12 Months, Fair Value	$ 2,488
12 Months or More, Fair Value	364
Fair Value, Total	2,852
Unrealized loss of securities
Less than 12 Months, Unrealized Loss	(127)
12 Months or More, Unrealized Loss	(7)
Unrealized Loss, Total	(134)
Mortgage Backed Securities Residential [Member]
Amortized cost and fair values of securities
Less than 12 Months, Fair Value	2,488
12 Months or More, Fair Value	0
Fair Value, Total	2,488
Unrealized loss of securities
Less than 12 Months, Unrealized Loss	(127)
12 Months or More, Unrealized Loss	0
Unrealized Loss, Total	(127)
Collateralized mortgage obligations - residential [Member]
Amortized cost and fair values of securities
Less than 12 Months, Fair Value	0	0
12 Months or More, Fair Value	364	1,956
Fair Value, Total	364	1,956
Unrealized loss of securities
Less than 12 Months, Unrealized Loss	0	0
12 Months or More, Unrealized Loss	(7)	(2)
Unrealized Loss, Total	$ (7)	$ (2)