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Derivatives - Summary of Gain or loss On Derivatives (Detail)
$ in Thousands
3 Months Ended
Mar. 31, 2021
USD ($)
Derivative, Gain (Loss) on Derivative, Net $ 20
Other Income [Member] | Not Designated as Hedging Instrument [Member] | Interest Rate Swap [Member]  
Derivative, Gain (Loss) on Derivative, Net $ 20