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Commitments and Contingencies (Tables)
12 Months Ended
Dec. 31, 2020
Commitments and Contingencies Disclosure [Abstract]  
Summary of Contractual and Notional Amounts of Financial Instruments
The following is a summary of the Company's contractual off-balance sheet commitments for the dates indicated:
December 31,
(In thousands)20202019
Commitments to extend credit$723,986 $734,649 
Standby letters of credit4,735 5,211 
Total$728,721 $739,860