Borrowings (Narrative) (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2019	Dec. 31, 2018
Residential 1-4 Family [Member]
Schedule of Capitalization, Long-term Debt [Line Items]
Loans pledged as collateral to the FHLB for borrowing	$ 107,000
Total borrowing capacity	90,400
Unused Lines of Credit [Member]
Schedule of Capitalization, Long-term Debt [Line Items]
Total overnight borrowing unsecured lines of credit	55,000
Notes Payable to Banks [Member]
Schedule of Capitalization, Long-term Debt [Line Items]
Federal Home Loan Bank Advances Long Term	48,500	$ 19,447
Notes Payable to Banks [Member] | London Interbank Offered Rate (LIBOR) [Member]
Schedule of Capitalization, Long-term Debt [Line Items]
Federal Home Loan Bank Advances Long Term	$ 0	$ 8,300
Federal Funds Purchased [Member]
Schedule of Capitalization, Long-term Debt [Line Items]
Weighted average interest rate	2.56%	2.28%
Federal Home Loan Bank Advances [Member]
Schedule of Capitalization, Long-term Debt [Line Items]
Weighted average interest rate	2.45%	1.97%
Minimum [Member] | Notes Payable to Banks [Member]
Schedule of Capitalization, Long-term Debt [Line Items]
Debt Instrument, Interest Rate During Period	0.85%
Maximum [Member] | Notes Payable to Banks [Member]
Schedule of Capitalization, Long-term Debt [Line Items]
Debt Instrument, Interest Rate During Period	2.07%