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COMMITMENTS AND CONTINGENCIES (Tables)
 9 Months Ended
Sep. 30, 2024
Commitments and Contingencies Disclosure [Abstract]  
Schedule of Guarantor Obligations A summary of the Company’s commitments is as follows:
(dollars in thousands)September 30, 2024December 31, 2023
Commitments to extend credit$3,484,890 $4,412,818 
Unused home equity lines of credit438,080 386,574 
Financial standby letters of credit41,926 37,546 
Mortgage interest rate lock commitments379,396 171,750 
Schedule of Allowance for Credit Loss for Unfunded Commitments The following table presents activity in the allowance for unfunded commitments for the periods presented:
Three Months Ended September 30,Nine Months Ended September 30,
(dollars in thousands)2024202320242023
Balance at beginning of period$30,566 $54,630 $41,558 $52,411 
Provision for unfunded commitments(204)(5,634)(11,196)(3,415)
Balance at end of period$30,362 $48,996 $30,362 $48,996