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Interest-Rate Swaps (Details) - USD ($) $ in Thousands	3 Months Ended	12 Months Ended
	Mar. 31, 2020	Dec. 31, 2019
Derivative [Line Items]
Weighted average pay rate on interest-rate swaps	4.63%	4.60%
Weighted average receive rate on interest-rate swaps	2.87%	4.02%
Weighted average maturity (years)	4 years 1 month 6 days	4 years 4 months 24 days
Fair value of interest-rate swaps	$ (4,810)	$ (1,898)
Fair value of loan yield maintenance provisions	4,810	1,898
Interest rate swaps
Derivative [Line Items]
Notional amounts	$ 43,310	$ 42,178

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- Definition

Weighted average interest rate received interest rate swaps.

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Fair value, after the effects of master netting arrangements, of a financial asset or other contract with one or more underlyings, notional amount or payment provision or both, and the contract can be net settled by means outside the contract or delivery of an asset. Includes assets not subject to a master netting arrangement and not elected to be offset.

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Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 210
-SubTopic 20
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- Definition

Average remaining period until maturity of the derivative contract, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days.

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Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

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Nominal or face amount used to calculate payment on derivative.

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Fair value as of the balance sheet date of interest rate derivative assets, net of interest rate derivative liabilities, which includes all such derivative instruments in hedging and nonhedging relationships that are recognized on the balance sheet.

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