Fair Value Financial Instruments (Details) - USD ($) $ in Thousands	Sep. 30, 2017	Dec. 31, 2016
Carrying (Reported) Amount, Fair Value Disclosure [Member]
Fair Value, Financial Assets: [Abstract]
Fair Value, Financial Instruments, Loans, Net	$ 444,708	$ 426,303
Fair Value, Financial Instruments, Loans Held For Sale	924	1,497
Fair Value, Financial Liabilities: [Abstract]
Fair Value, Financial Instruments, Time Deposits	194,131	208,137
Fair Value, Financial Instruments, Long-term Debt	3,217	3,217
Estimate of Fair Value, Fair Value Disclosure [Member]
Fair Value, Financial Assets: [Abstract]
Fair Value, Financial Instruments, Loans, Net	445,776	428,446
Fair Value, Financial Instruments, Loans Held For Sale	931	1,507
Fair Value, Financial Liabilities: [Abstract]
Fair Value, Financial Instruments, Time Deposits	192,463	207,791
Fair Value, Financial Instruments, Long-term Debt	3,217	3,217
Estimate of Fair Value, Fair Value Disclosure [Member] | Fair Value, Inputs, Level 1 [Member]
Fair Value, Financial Assets: [Abstract]
Fair Value, Financial Instruments, Loans, Net	0	0
Fair Value, Financial Instruments, Loans Held For Sale	0	0
Fair Value, Financial Liabilities: [Abstract]
Fair Value, Financial Instruments, Time Deposits	0	0
Fair Value, Financial Instruments, Long-term Debt	0	0
Estimate of Fair Value, Fair Value Disclosure [Member] | Fair Value, Inputs, Level 2 [Member]
Fair Value, Financial Assets: [Abstract]
Fair Value, Financial Instruments, Loans, Net	0	0
Fair Value, Financial Instruments, Loans Held For Sale	931	1,507
Fair Value, Financial Liabilities: [Abstract]
Fair Value, Financial Instruments, Time Deposits	192,463	207,791
Fair Value, Financial Instruments, Long-term Debt	3,217	3,217
Estimate of Fair Value, Fair Value Disclosure [Member] | Fair Value, Inputs, Level 3 [Member]
Fair Value, Financial Assets: [Abstract]
Fair Value, Financial Instruments, Loans, Net	445,776	428,446
Fair Value, Financial Instruments, Loans Held For Sale	0	0
Fair Value, Financial Liabilities: [Abstract]
Fair Value, Financial Instruments, Time Deposits	0	0
Fair Value, Financial Instruments, Long-term Debt	$ 0	$ 0