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Derivative Instruments and Hedge Activities - Summary of Other Interest Rate Derivatives (Details) - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2022	Dec. 31, 2021	Sep. 30, 2021
Derivative [Line Items]
Notional Amount	$ 945,414	$ 847,447
Gross amounts recognized	29,113	13,375
Derivative liabilities fair value	(7,475)	$ (9,665)
Other Interest Rate Derivatives
Derivative [Line Items]
Notional Amount	488,064
Gross amounts recognized	$ 7,331
Derivative liabilities fair value			$ (7,474)
Weighted average pay rates	4.13%
Weighted average receive rates	4.33%
Weighted average maturity	5 years 10 months 24 days

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- Definition

Derivative weighted average pay rate.

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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.

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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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