Summary of Significant Accounting Policies (Details) (USD $)
In Thousands, except Per Share data, unless otherwise specified
3 Months Ended 6 Months Ended
Jun. 30, 2012
Jun. 30, 2011
Jun. 30, 2012
Jun. 30, 2011
Earnings per share are based upon the weighted-average shares outstanding        
Net income $ 235 $ 218 $ 514 $ 435
Weighted-average shares outstanding 1,565 1,640 1,597 1,640
Basic and diluted earnings per share $ 0.15 $ 0.13 $ 0.32 $ 0.27