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Commitments and Contingencies (Tables)
12 Months Ended
Dec. 31, 2021
Commitments and Contingencies Disclosure [Abstract]  
Summary of Financial Instruments Whose Contract Amount Represents Off-Balance Sheet Credit Risk Financial instruments whose contract amount represents off-balance sheet credit risk at December 31, 2021 are generally short-term and are as follows:
(in thousands)Approximate
Contract
Amount
Commitments to extend credit
$899,016 
Standby letters of credit13,897 
Commercial letters of credit18,210 
$931,123