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)

v3.22.2.2
FAIR VALUE MEASUREMENTS (Carrying Values and Estimated Fair Values of the Company's Financial Instruments) (Details) - USD ($)
$ in Thousands
Sep. 30, 2022
Dec. 31, 2021
ASSETS    
Cash and cash equivalents $ 390,942 $ 802,501
Securities available for sale, at fair value 2,717,323 3,481,650
HTM securities 765,480 693,774
Restricted stock 82,050 76,825
Loans held for sale, at fair value 12,889 20,861
Net loans 13,330,986 12,861,274
Derivatives:    
Fair value hedges 4,511  
Accrued interest receivable 68,747 65,015
Bank owned life insurance 437,988 431,517
LIABILITIES    
Deposits 16,560,956 16,630,087
Borrowings 605,018 488,796
Accrued interest payable 3,910 933
Derivatives:    
Cash flow hedges 7,735  
Fair value hedges   5,387
Quoted Prices in Active Markets for Identical Assets Level 1    
ASSETS    
Cash and cash equivalents 390,942 802,501
Securities available for sale, at fair value 56,073 64,474
HTM securities 0 0
Restricted stock 0 0
Loans held for sale, at fair value 0 0
Net loans 0 0
Derivatives:    
Fair value hedges 0  
Accrued interest receivable 0 0
Bank owned life insurance 0 0
LIABILITIES    
Deposits 0 0
Borrowings 0 0
Accrued interest payable 0 0
Derivatives:    
Cash flow hedges 0  
Fair value hedges   0
Significant Other Observable Inputs Level 2    
ASSETS    
Cash and cash equivalents 0 0
Securities available for sale, at fair value 2,661,250 3,417,176
HTM securities 762,307 686,733
Restricted stock 82,050 76,825
Loans held for sale, at fair value 12,889 20,861
Net loans 0 0
Derivatives:    
Fair value hedges 4,511  
Accrued interest receivable 68,747 65,015
Bank owned life insurance 437,988 431,517
LIABILITIES    
Deposits 16,560,956 16,630,087
Borrowings 605,018 488,796
Accrued interest payable 3,910 933
Derivatives:    
Cash flow hedges 7,735  
Fair value hedges   5,387
Significant Unobservable Inputs Level 3    
ASSETS    
Cash and cash equivalents 0 0
Securities available for sale, at fair value 0 0
HTM securities 3,173 7,041
Restricted stock 0 0
Loans held for sale, at fair value 0 0
Net loans 13,330,986 12,861,274
Derivatives:    
Fair value hedges 0  
Accrued interest receivable 0 0
Bank owned life insurance 0 0
LIABILITIES    
Deposits 0 0
Borrowings 0 0
Accrued interest payable 0 0
Derivatives:    
Cash flow hedges 0  
Fair value hedges   0
Interest Rate Swap    
Derivatives:    
Interest rate swap 72,627 73,696
Derivatives:    
Interest rate swap 242,969 49,051
Interest Rate Swap | Quoted Prices in Active Markets for Identical Assets Level 1    
Derivatives:    
Interest rate swap 0 0
Derivatives:    
Interest rate swap 0 0
Interest Rate Swap | Significant Other Observable Inputs Level 2    
Derivatives:    
Interest rate swap 72,627 73,696
Derivatives:    
Interest rate swap 242,969 49,051
Interest Rate Swap | Significant Unobservable Inputs Level 3    
Derivatives:    
Interest rate swap 0 0
Derivatives:    
Interest rate swap 0 0
Carrying Value    
ASSETS    
Cash and cash equivalents 390,942 802,501
Securities available for sale, at fair value 2,717,323 3,481,650
HTM securities 841,349 628,000
Restricted stock 82,050 76,825
Loans held for sale, at fair value 12,889 20,861
Net loans 13,810,711 13,096,056
Derivatives:    
Fair value hedges 4,511  
Accrued interest receivable 68,747 65,015
Bank owned life insurance 437,988 431,517
LIABILITIES    
Deposits 16,546,216 16,611,068
Borrowings 669,558 506,594
Accrued interest payable 3,910 933
Derivatives:    
Cash flow hedges 7,735  
Fair value hedges   5,387
Carrying Value | Interest Rate Swap    
Derivatives:    
Interest rate swap 72,627 73,696
Derivatives:    
Interest rate swap $ 242,969 $ 49,051