XML 50 R36.htm IDEA: XBRL DOCUMENT
v3.21.1

Nature of Banking Activities and Significant Accounting Policies (Tables) | 12 Months Ended
--- | ---
Dec. 31, 2020
Organization Consolidation And Presentation Of Financial Statements [Abstract] |
Weighted Average Number Of Shares Used In Computing Earnings Per Share | The following table shows the weighted average number of shares used in computing earnings per share and the effect on the weighted average number of shares of dilutive potential common stock.
|  | Twelve Months Ended |
|  | December 31, |
|  | 2020 |  |  | 2019 |
Average number of common shares outstanding |  |  | 3,417,543 |  |  |  | 3,438,410 |
Effect of dilutive common stock |  |  | — |  |  |  | — |
Average number of common shares outstanding used to calculate diluted earnings per share |  |  | 3,417,543 |  |  |  | 3,438,410 |

X
- References No definition available. + Details
Name: | us-gaap_OrganizationConsolidationAndPresentationOfFinancialStatementsAbstract
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition Tabular disclosure of the weighted average number of shares used in calculating basic net earnings per share (or unit) and diluted earnings per share (or unit). + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 260 -SubTopic 10 -Section 50 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=6371337&loc=d3e3550-109257 + Details
Name: | us-gaap_ScheduleOfWeightedAverageNumberOfSharesTableTextBlock
Namespace Prefix: | us-gaap_
Data Type: | nonnum:textBlockItemType
Balance Type: | na
Period Type: | duration