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Derivative Instruments and Hedge Activities - Summary of Other Interest Rate Derivatives (Details) - USD ($)	12 Months Ended
	Dec. 31, 2019	Dec. 31, 2018
Derivative [Line Items]
Notional Amount	$ 341,358,000	$ 548,969,000
Derivative assets fair value	7,960,000	10,740,000
Derivative liabilities fair value	8,519,000	$ 4,243,000
Other Interest Rate Derivatives
Derivative [Line Items]
Notional Amount	332,056,000
Derivative assets fair value	7,960,000
Derivative liabilities fair value	$ 8,507,000
Weighted average pay rates	4.63%
Weighted average receive rates	3.94%
Weighted average maturity	6 years 6 months

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- Definition

Derivative weighted average pay rate.

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No definition available.

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- Definition

Derivative weighted average receive rate.

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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.

+ References

No definition available.

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- Definition

Fair value, before 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 elected not to be offset. Excludes assets not subject to a master netting arrangement.

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Fair value, before effects of master netting arrangements, of a financial liability or 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 liabilities elected not to be offset. Excludes liabilities not subject to a master netting arrangement.

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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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