Quarterly report pursuant to Section 13 or 15(d)

FAIR VALUE MEASUREMENTS (Carrying Values and Estimated Fair Values of the Company's Financial Instruments) (Details)

v3.23.3
FAIR VALUE MEASUREMENTS (Carrying Values and Estimated Fair Values of the Company's Financial Instruments) (Details) - USD ($)
$ in Thousands
Sep. 30, 2023
Dec. 31, 2022
ASSETS    
Cash and cash equivalents $ 398,945 $ 319,948
Securities available for sale, at fair value 2,084,928 2,741,816
HTM securities 762,046 801,887
Restricted stock 104,785 120,213
LHFS 6,608 3,936
LHFI, net of deferred fees and costs 14,712,224 13,974,926
Financial Derivatives 123,019 80,310
Accrued interest receivable 85,663 81,953
Bank owned life insurance 449,452 440,656
LIABILITIES    
Deposits 16,758,971 15,927,361
Borrowings 947,640 1,645,095
Accrued interest payable 17,046 5,268
Financial Derivatives 291,769 236,000
Quoted Prices in Active Markets for Identical Assets Level 1    
ASSETS    
Cash and cash equivalents 398,945 319,948
Securities available for sale, at fair value 59,568 56,606
HTM securities 0 0
Restricted stock 0 0
LHFS 0 0
LHFI, net of deferred fees and costs 0 0
Financial Derivatives 0 0
Accrued interest receivable 0 0
Bank owned life insurance 0 0
LIABILITIES    
Deposits 0 0
Borrowings 0 0
Accrued interest payable 0 0
Financial Derivatives 0 0
Significant Other Observable Inputs Level 2    
ASSETS    
Cash and cash equivalents 0 0
Securities available for sale, at fair value 2,025,360 2,685,210
HTM securities 760,786 798,778
Restricted stock 104,785 120,213
LHFS 6,608 3,936
LHFI, net of deferred fees and costs 0 0
Financial Derivatives 123,019 80,310
Accrued interest receivable 85,663 81,953
Bank owned life insurance 449,452 440,656
LIABILITIES    
Deposits 16,758,971 15,927,361
Borrowings 947,640 1,645,095
Accrued interest payable 17,046 5,268
Financial Derivatives 291,769 236,000
Significant Unobservable Inputs Level 3    
ASSETS    
Cash and cash equivalents 0 0
Securities available for sale, at fair value 0 0
HTM securities 1,260 3,109
Restricted stock 0 0
LHFS 0 0
LHFI, net of deferred fees and costs 14,712,224 13,974,926
Financial Derivatives 0 0
Accrued interest receivable 0 0
Bank owned life insurance 0 0
LIABILITIES    
Deposits 0 0
Borrowings 0 0
Accrued interest payable 0 0
Financial Derivatives 0 0
Carrying Value    
ASSETS    
Cash and cash equivalents 398,945 319,948
Securities available for sale, at fair value 2,084,928 2,741,816
HTM securities 843,269 847,732
Restricted stock 104,785 120,213
LHFS 6,608 3,936
LHFI, net of deferred fees and costs 15,283,620 14,449,142
Financial Derivatives 123,019 80,310
Accrued interest receivable 85,663 81,953
Bank owned life insurance 449,452 440,656
LIABILITIES    
Deposits 16,786,505 15,931,677
Borrowings 1,020,669 1,708,700
Accrued interest payable 17,046 5,268
Financial Derivatives $ 291,769 $ 236,000