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Derivative Instruments and Hedging Activities - Summary of Offsetting of Financial Liabilities and Derivative Liabilities (Detail) - Interest Rate Contract - USD ($) $ in Thousands	Jun. 30, 2021	Dec. 31, 2020
Offsetting Liabilities [Line Items]
Gross Amounts Recognized on the Consolidated Balance Sheets	$ 35,590	$ 97,641
Gross amounts not offset in the consolidated balance sheet, Financial instruments	0	0
Gross amounts not offset in the consolidated balance sheet, Cash collateral pledged	(35,590)	(97,641)
Gross amounts not offset in the consolidated balance sheet, Net amount	$ 0	$ 0

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- Definition

Amount of right to receive cash collateral under master netting arrangements that have not been offset against derivative liabilities.

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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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