XML 36 R42.htm IDEA: XBRL DOCUMENT
v2.4.0.6

Earnings Per Common Share (Tables) | 12 Months Ended
--- | ---
Dec. 31, 2012
Earnings Per Share [Abstract] |
Earnings per share, basic and diluted | Earnings per common share are calculated as follows:
|  | 2012 |  |  | 2011 |  |  | 2010 |
Basic: |  |  |  |  |  |  |  |  |  |  |  |
Net income |  | $ | 2,665,080 |  |  | $ | 2,993,093 |  |  | $ | 2,064,785 |
Weighted average common shares outstanding |  |  | 2,728,072 |  |  |  | 2,710,455 |  |  |  | 2,690,218 |
Basic net income per share |  | $ | 0.98 |  |  | $ | 1.10 |  |  | $ | 0.76 |

X
- Details
Name: | us-gaap_EarningsPerShareAbstract
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition Tabular disclosure of an entity's basic and diluted earnings per share calculations. + References No definition available. + Details
Name: | us-gaap_ScheduleOfEarningsPerShareBasicAndDilutedTableTextBlock
Namespace Prefix: | us-gaap_
Data Type: | nonnum:textBlockItemType
Balance Type: | na
Period Type: | duration