Summary of Fair Value of Derivative Instruments Reflected on Gross Basis on Condensed Consolidated Balance Sheets (Detail) - Interest Rate Swap - USD ($) $ in Thousands	Sep. 30, 2021	Dec. 31, 2020
Liabilities
Derivatives Fair Value [Line Items]
Liabilities	$ 3,671	$ 29,235
Assets
Derivatives Fair Value [Line Items]
Assets	2,514	47
Designated as Hedges \| Liabilities
Derivatives Fair Value [Line Items]
Liabilities	3,671	9,665
Designated as Hedges \| Assets
Derivatives Fair Value [Line Items]
Assets	$ 2,514	47
Not designated as hedges \| Liabilities
Derivatives Fair Value [Line Items]
Liabilities		$ 19,570

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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