Regulatory Matters (Details) (USD $) In Thousands, unless otherwise specified	Mar. 31, 2013	Dec. 31, 2012
Regulatory Matters Details
Tier 1 Capital	$ 35,223	$ 34,774
Tier 1 Capital (to average assets) ratio	8.80%	8.70%
Minimum amount of Tier 1 Capital for adequacy purposes	15,969	16,069
Minimum amount of Tier 1 Capital for adequacy purposes, ratio	4.00%	4.00%
Minimum Tier 1 Capital required to be well-capitalized	19,961	20,086
Minimum Tier 1 Capital required to be well-capitalized, ratio	5.00%	5.00%
Tier 1 Capital	35,223	34,774
Tier 1 Capital (to risk-weighted assets) ratio	14.90%	14.70%
Minimum amount of Tier 1 Capital for adequacy purposes	9,473	9,458
Minimum amount of Tier 1 Capital for adequacy purposes, ratio	4.00%	4.00%
Minimum Tier 1 Capital required to be well-capitalized	14,210	14,187
Minimum Tier 1 Capital required to be well-capitalized, ratio	6.00%	6.00%
Total Capital	38,184	37,734
Total Capital (to risk-weighted assets) ratio	16.10%	16.00%
Minimum amount of capital for adequacy purposes	18,947	18,916
Minimum amount of capital for adequacy purposes, ratio	8.00%	8.00%
Minimum Capital required to be well-capitalized	$ 23,683	$ 23,644
Minimum Capital required to be well-capitalized, ratio	10.00%	10.00%