Carrying Amounts and Fair Value of Financial Instruments (Summary of the carrying value and estimated fair value of financial instruments) (Details) (USD $)	Mar. 31, 2015	Dec. 31, 2014	Mar. 31, 2014	Dec. 31, 2011
Financial Assets:
Cash And Cash Equivalents	$ 8,462,000	$ 10,193,000
Cash And Cash Equivalents	8,461,858	10,192,702	8,145,145	7,629,771
Certificates of Deposits With Other Banks	2,095,000	2,095,000
Investment And Mortgage-Backed Securities, Carrying Value Disclosure		429,701,000
Investments	434,503,000
Certificates Of Deposit With Other Banks	2,095,000	2,095,000
Investment And Mortgage-Backed Securities	434,503,000	429,701,000
Loans Receivable, Net	332,058,427	339,874,495
Loans Receivable, Net	332,120,000	340,368,000
Investment in Federal Home Loan Bank Stock, Carrying Value		3,145,000
FHLB Stock	2,196,000	3,145,000
Federal Home Loan Bank (FHLB) Stock, At Cost	2,196,100	3,144,600
Certificate Accounts, Fair Value Disclosure	256,845,000	253,300,000
FHLB Advances, Carrying Value		52,900,000
Checking, Savings, And Money Market Accounts, Carrying Value Disclosure		406,864,000
Financial Liabilities:
Checking, Savings, And Money Market Accounts	415,778,000	406,864,000
Advances From FHLB	34,200,000	52,900,000
Advances From FHLB	35,978,000	55,646,000
Other Borrowed Money	10,340,000	8,523,000
Other Borrowings	10,340,157	8,523,348
Senior Convertible Debentures	6,084,000	6,084,000
Junior Subordinated Debentures	5,155,000	5,155,000
Junior Subordinated Debentures	5,155,000	5,155,000
Senior Convertible Debentures	6,084,000	6,084,000
Certificate Accounts, Carrying Value	256,663,000	253,251,000
Fair Value, Inputs, Level 1
Financial Assets:
Cash And Cash Equivalents		10,193,000
Cash And Cash Equivalents	8,462,000
Certificates of Deposits With Other Banks	0	0
Investment And Mortgage-Backed Securities	0	0
Loans Receivable, Net	0	0
FHLB Stock		3,145,000
Federal Home Loan Bank (FHLB) Stock, At Cost	2,196,000
Certificate Accounts, Fair Value Disclosure	0	0
Financial Liabilities:
Checking, Savings, And Money Market Accounts	415,778,000	406,864,000
Advances From FHLB	0	0
Other Borrowed Money		8,523,000
Other Borrowings	10,340,000
Senior Convertible Debentures	0	0
Junior Subordinated Debentures	0	0
Fair Value, Inputs, Level 2
Financial Assets:
Cash And Cash Equivalents	0	0
Certificates of Deposits With Other Banks		2,095,000
Certificates Of Deposit With Other Banks	2,095,000
Investment And Mortgage-Backed Securities	434,503,000	429,701,000
Loans Receivable, Net	0	0
FHLB Stock	0	0
Certificate Accounts, Fair Value Disclosure	256,845,000	253,300,000
Financial Liabilities:
Checking, Savings, And Money Market Accounts	0	0
Advances From FHLB	35,978,000	55,646,000
Other Borrowed Money	0	0
Senior Convertible Debentures		6,084,000
Junior Subordinated Debentures	6,084,000
Junior Subordinated Debentures		5,155,000
Senior Convertible Debentures	5,155,000
Fair Value, Inputs, Level 3
Financial Assets:
Cash And Cash Equivalents	0	0
Certificates of Deposits With Other Banks	0	0
Investment And Mortgage-Backed Securities	0	0
Loans Receivable, Net	332,120,000	340,368,000
FHLB Stock	0	0
Certificate Accounts, Fair Value Disclosure	0	0
Financial Liabilities:
Checking, Savings, And Money Market Accounts	0	0
Advances From FHLB	0	0
Other Borrowed Money	0	0
Senior Convertible Debentures	0	0
Junior Subordinated Debentures	$ 0	$ 0