Regulatory Matters (Details) (USD $) In Thousands, unless otherwise specified	Sep. 30, 2012	Dec. 31, 2011
Consolidated [Member]
Summary of actual capital levels and minimum levels
Total capital (to risk weighted assets), Actual Amount	$ 170,873	$ 187,940
Total capital (to risk weighted assets), Actual Ratio	14.60%	15.50%
Total capital (to risk weighted assets), Minimum Amount Required for Capital Adequacy Purposes	93,605	97,237
Total capital (to risk weighted assets), Minimum Ratio Required for Capital Adequacy Purposes	8.00%	8.00%
Tier 1 capital (to risk weighted assets), Actual Amount	156,087	172,469
Tier 1 capital (to risk weighted assets), Actual Ratio	13.30%	14.20%
Tier 1 capital (to risk weighted assets), Minimum Amount Required for Capital Adequacy Purposes	46,803	48,619
Tier 1 capital (to risk weighted assets), Minimum Ratio Required for Capital Adequacy Purposes	4.00%	4.00%
Tier 1 capital (to average assets), Actual Amount	156,087	172,469
Tier 1 capital (to average assets), Actual Ratio	11.40%	12.10%
Tier 1 capital (to average assets), Minimum Amount Required for Capital Adequacy Purposes	54,763	57,072
Tier 1 capital (to average assets), Minimum Ratio Required for Capital Adequacy Purposes	4.00%	4.00%
Bank [Member]
Summary of actual capital levels and minimum levels
Total capital (to risk weighted assets), Actual Amount	169,859	188,378
Total capital (to risk weighted assets), Actual Ratio	14.50%	15.50%
Total capital (to risk weighted assets), Minimum Amount Required for Capital Adequacy Purposes	93,479	97,203
Total capital (to risk weighted assets), Minimum Ratio Required for Capital Adequacy Purposes	8.00%	8.00%
Total capital (to risk weighted assets), Minimum Amount Required to be Well Capitalized Under Prompt Corrective Action Regulations	116,848	121,504
Total capital (to risk weighted assets), Minimum Ratio Required to be Well Capitalized Under Prompt Corrective Action Regulations	10.00%	10.00%
Tier 1 capital (to risk weighted assets), Actual Amount	155,092	172,910
Tier 1 capital (to risk weighted assets), Actual Ratio	13.30%	14.20%
Tier 1 capital (to risk weighted assets), Minimum Amount Required for Capital Adequacy Purposes	46,740	48,602
Tier 1 capital (to risk weighted assets), Minimum Ratio Required for Capital Adequacy Purposes	4.00%	4.00%
Tier 1 capital (to risk weighted assets), Minimum Amount Required to be Well Capitalized Under Prompt Corrective Action Regulations	70,109	72,902
Tier 1 capital (to risk weighted assets), Minimum Ratio Required to be Well Capitalized Under Prompt Corrective Action Regulations	6.00%	6.00%
Tier 1 capital (to average assets), Actual Amount	155,092	172,910
Tier 1 capital (to average assets), Actual Ratio	11.30%	12.10%
Tier 1 capital (to average assets), Minimum Amount Required for Capital Adequacy Purposes	54,694	57,199
Tier 1 capital (to average assets), Minimum Ratio Required for Capital Adequacy Purposes	4.00%	4.00%
Tier 1 capital (to average assets), Minimum Amount Required to be Well Capitalized Under Prompt Corrective Action Regulations	$ 68,367	$ 71,499
Tier 1 capital (to average assets), Minimum Ratio Required to be Well Capitalized Under Prompt Corrective Action Regulations	5.00%	5.00%