Regulatory Matters (Details) (USD $) In Thousands, unless otherwise specified	Mar. 31, 2015	Dec. 31, 2014
Company
Tier I capital:
Total tier I capital	$ 63,646	$ 59,930
Tier II capital:
Subordinated notes	17,500	25,000
Allowable portion of allowance for loan losses	8,697	8,591
Total tier II capital	26,197	33,591
Total risk-based capital	89,843	93,521
Total risk-weighted assets	693,098	683,956
Total average assets (for Tier 1 leverage ratio)	968,240	990,346
Company | Common Stock [Member]
Tier I capital:
Total tier I capital	53,646
Bank
Tier I capital:
Total tier I capital	101,137	96,816
Tier II capital:
Allowable portion of allowance for loan losses	8,692	8,587
Total tier II capital	8,692	8,587
Total risk-based capital	109,829	105,403
Total risk-weighted assets	692,707	683,576
Total average assets (for Tier 1 leverage ratio)	968,119	990,407
Bank | Common Stock [Member]
Tier I capital:
Total tier I capital	$ 101,137