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Borrowed Funds (Summary of Short Term Borrowings) (Details) - USD ($) $ in Thousands	9 Months Ended	12 Months Ended
	Sep. 30, 2019	Dec. 31, 2018
Overnight borrowings, weighted average interest rate		2.70%
Outstanding at end of period	$ 50,345	$ 77,707
Short-term Correspondent Bank Advance
Overnight borrowings		40,000
Securities Sold under Agreements to Repurchase [Member]
Outstanding at end of period	$ 50,345	$ 37,707
Weighted average interest rate at end of period	0.21%	0.24%
Maximum amount outstanding as of any month end	$ 50,345	$ 55,648
Average amount outstanding	$ 37,451	$ 44,045
Approximate weighted average rate during the period	0.29%	0.20%

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- Definition

Weighted average interest rate of debt outstanding.

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Amount of advances from the Federal Home Loan Bank (FHLB).

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Discloses the single interest rate [if] applicable to the advances from the Federal Home Loan Bank, by branch, as of the Balance Sheet date.

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Reflects the total carrying amount as of the balance sheet date of debt having initial terms less than one year or the normal operating cycle, if longer.

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Weighted average interest rate of short-term debt outstanding calculated at point in time.

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For the form of debt having an initial term of less than one year or less than the normal operating cycle, if longer, average borrowings during the period.

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For the form of debt having an initial term of less than one year or less than the normal operating cycle, if longer, maximum month-end borrowings during the period.

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