Fair Value Financial Instruments (Details) - USD ($) $ in Thousands	Jun. 30, 2018	Dec. 31, 2017
Carrying (Reported) Amount, Fair Value Disclosure [Member]
Fair Value, Financial Assets: [Abstract]
Fair Value, Financial Instruments, Loans, Net	$ 451,822	$ 448,894
Fair Value, Financial Instruments, Loans Held For Sale	1,943	1,922
Fair Value, Financial Liabilities: [Abstract]
Fair Value, Financial Instruments, Time Deposits	183,001	188,071
Fair Value, Financial Instruments, Long-term Debt	0	3,217
Estimate of Fair Value, Fair Value Disclosure [Member]
Fair Value, Financial Assets: [Abstract]
Fair Value, Financial Instruments, Loans, Net	449,078	447,468
Fair Value, Financial Instruments, Loans Held For Sale	1,976	1,950
Fair Value, Financial Liabilities: [Abstract]
Fair Value, Financial Instruments, Time Deposits	183,631	185,564
Fair Value, Financial Instruments, Long-term Debt	0	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	1,976	1,950
Fair Value, Financial Liabilities: [Abstract]
Fair Value, Financial Instruments, Time Deposits	183,631	185,564
Fair Value, Financial Instruments, Long-term Debt	0	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	449,078	447,468
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