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Commitments (Tables)
 9 Months Ended
Sep. 30, 2022
Commitments and Contingencies Disclosure [Abstract]  
Schedule of Commitments
The contractual amounts of off-balance-sheet financial instruments are as follows:
(in thousands)September 30, 2022December 31, 2021
Commitments to extend credit$2,912,107 $2,481,173 
Letters of credit68,211 77,314