13. Regulatory Matters (Narrative) (Details) (USD $)	6 Months Ended
Jun. 30, 2013
Nonperforming Borrower relationships with an aggregate outstanding balance, threshold	$ 1,000,000
Adversely classified credit relationship, threshold	1,000,000
Loans with credit weaknesses, threshold	$ 500,000
Minimum [Member]
Tier I Capital (to average assets), Minimum Required Regulatory Capital, Ratio	8.00%
Total Capital (to risk weighted assets), Minimum Required Regulatory Capital, Ratio	11.00%

The minimum Total risk based capital ratio (total capital divided by risk weighted assets) required for capital adequacy purposes under the regulatory framework for prompt corrective action.

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 942

-SubTopic 505

-Section 50

-Paragraph 1H

-Subparagraph (c)(2)

-URI http://asc.fasb.org/extlink&oid=7881181&loc=d3e65071-112826

Reference 2: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 942

-SubTopic 505

-Section 50

-Paragraph 1

-Subparagraph (c)(1)

-URI http://asc.fasb.org/extlink&oid=7881181&loc=SL5958568-112826

Reference 3: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 942

-SubTopic 505

-Section 50

-Paragraph 1B

-URI http://asc.fasb.org/extlink&oid=7881181&loc=SL5958570-112826

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