Fair Values of Financial Instruments (Tables)
 12 Months Ended
Dec. 31, 2015
Fair Values Of Financial Instruments [Abstract]  
Schedule of estimated fair value and carrying values of financial instruments
 
  2015  2014  2013 
  Carrying  Fair  Carrying  Fair  Carrying  Fair 
  Amount  Value  Amount  Value  Amount  Value 
Financial assets:                        
Cash and due from banks $7,493,524  $7,493,524  $7,101,352  $7,101,352  $9,214,503  $9,214,503 
Interest-bearing deposits in other financial institutions  2,308,117   2,308,117   2,154,817   2,154,817   1,636,194   1,636,194 
Federal funds sold  2,569,767   2,569,767   4,024,065   4,024,065   102,772   102,772 
Investment securities available for sale  98,790,010   98,790,010   87,993,145   87,993,145   74,313,682   74,313,682 
Federal Home Loan Bank Stock  1,203,100   1,203,100   1,327,800   1,327,800   1,452,900   1,452,900 
Maryland Financial Bank Stock  30,000   30,000   30,000   30,000   30,000   30,000 
Ground rents  163,638   163,638   169,200   169,200   169,200   169,200 
Loans, less allowance for credit losses  259,636,706   252,239,000   273,986,237   268,536,000   270,684,120   270,684,120 
Accrued interest receivable  1,121,405   1,121,405   1,274,137   1,274,137   1,509,238   1,509,238 
Cash value of life insurance  9,357,712   9,357,712   9,138,658   9,138,658   8,914,817   8,914,817 
                         
Financial liabilities:                        
Deposits  335,191,530   307,924,000   338,877,292   310,239,000   323,803,356   291,046,000 
Long-term borrowings  20,000,000   20,688,000   20,000,000   20,951,000   20,000,000   21,032,000 
Dividends payable  -   -   276,096   276,096   274,737   274,737 
Accrued interest payable  39,855   39,855   39,823   39,823   28,523   28,523 
Unrecognized financial instruments:                        
Commitments to extend credit  21,385,509   21,385,509   21,372,092   21,372,092   23,868,826   23,868,826 
Standby letters of credit  47,580   47,580   57,580   57,580   32,000   32,000 
Schedule of fair value hierarchy of financial instruments
 
  Carrying  Fair          
December 31, 2015 Amount  Value  Level 1  Level 2  Level 3 
                
Financial instruments - Assets                    
Cash and cash equivalents $12,371,408  $12,371,408  $-  $12,371,408  $- 
Loans receivable, net  259,636,706   252,239,000   -   -   252,239,000 
Cash value of life insurance  9,357,712   9,357,712   -   9,357,712   - 
Financial instruments - Liabilities                    
Deposits  335,191,530   307,924,000   192,746,000   115,178,000   - 
Long-term debt  20,000,000   20,688,000   -   20,688,000   -