Derivative and Hedging Instruments - Balance Sheet Classification (Details) - Designated as Hedging Instrument - USD ($) $ in Thousands	Sep. 30, 2021	Dec. 31, 2020
Derivative [Line Items]
Derivative liability, fair value	$ (1,332)	$ (3,063)
Interest Rate Contracts
Derivative [Line Items]
Derivative liability, fair value	$ (1,332)	$ (3,063)

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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