Federal Home Loan Bank (FHLB) Advances and Other Short-Term Borrowings (Details) - USD ($) $ in Thousands	Dec. 31, 2018	Dec. 31, 2017	Dec. 31, 2016
Other short-term borrowings:
Securities sold under repurchase agreements	$ 2,206	$ 2,678
Securities sold under repurchase agreements, Weighted Average Interest Rate	2.47%	1.38%	0.59%
Long-term Debt
Fixed-rate payable and convertible fixed-rate FHLB advances, with monthly interest payments:
Due in 2018		$ 4,000
Due in 2019	$ 6,000	6,000
Due in 2020	6,000	4,000
Due in 2021	4,000
Total FHLB advances - long-term	$ 16,000	14,000
Weighted Average Interest Rate Due in 2019	1.60%
Weighted Average Interest Rate Due in 2020	2.04%
Weighted Average Interest Rate Due in 2021	2.65%
Weighted Average Interest Rate, Total FHLB advances - long term	2.03%
Short-term Debt
FHLB advances - short-term:
Short-term	$ 8,000	12,000
Cash management	4,000	20,000
Total FHLB advances - short-term	$ 12,000	32,000
Weighted Average Interest Rate Short term	2.47%
Weighted Average Interest Rate Cash management	2.46%
Total FHLB advances - short term, Weighted Average Interest Rate	2.47%
Total FHLB advances, Weighted Average Interest Rate	2.22%
Total FHLB advances	$ 28,000	46,000
Other short-term borrowings:
Securities sold under repurchase agreements	2,206	2,678
Total FHLB advances and other short-term borrowings	$ 30,206	$ 48,678
Securities sold under repurchase agreements, Weighted Average Interest Rate	0.34%
Total FHLB advances and other short-term borrowings, Weighted Average Interest Rate	2.08%