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)

v3.21.2
FAIR VALUE MEASUREMENTS (Carrying Values and Estimated Fair Values of the Company's Financial Instruments) (Details) - USD ($)
$ in Thousands
Sep. 30, 2021
Dec. 31, 2020
ASSETS    
Cash and cash equivalents $ 1,063,250 $ 493,294
Securities available for sale, at fair value 3,195,176 2,540,419
HTM securities 598,452 619,765
Restricted stock 76,825 94,782
Loans held for sale, at fair value 35,417 96,742
Net loans 12,791,350 13,710,640
Derivatives:    
Accrued interest receivable 64,610 75,757
Bank owned life insurance 430,341 326,892
LIABILITIES    
Deposits 16,643,354 15,763,991
Borrowings 375,577 821,516
Accrued interest payable 3,008 2,516
Derivatives:    
Fair value hedges 6,769 12,483
Quoted Prices in Active Markets for Identical Assets Level 1    
ASSETS    
Cash and cash equivalents 1,063,250 493,294
Securities available for sale, at fair value 64,955 0
HTM securities 0 0
Restricted stock 0 0
Loans held for sale, at fair value 0 0
Net loans 0 0
Derivatives:    
Accrued interest receivable 0 0
Bank owned life insurance 0 0
LIABILITIES    
Deposits 0 0
Borrowings 0 0
Accrued interest payable 0 0
Derivatives:    
Fair value hedges 0 0
Significant Other Observable Inputs Level 2    
ASSETS    
Cash and cash equivalents 0 0
Securities available for sale, at fair value 3,130,221 2,540,419
HTM securities 590,920 606,496
Restricted stock 76,825 94,782
Loans held for sale, at fair value 35,417 96,742
Net loans 0 0
Derivatives:    
Accrued interest receivable 64,610 75,757
Bank owned life insurance 430,341 326,892
LIABILITIES    
Deposits 16,643,354 15,763,991
Borrowings 375,577 821,516
Accrued interest payable 3,008 2,516
Derivatives:    
Fair value hedges 6,769 12,483
Significant Unobservable Inputs Level 3    
ASSETS    
Cash and cash equivalents 0 0
Securities available for sale, at fair value 0 0
HTM securities 7,532 13,269
Restricted stock 0 0
Loans held for sale, at fair value 0 0
Net loans 12,791,350 13,710,640
Derivatives:    
Accrued interest receivable 0 0
Bank owned life insurance 0 0
LIABILITIES    
Deposits 0 0
Borrowings 0 0
Accrued interest payable 0 0
Derivatives:    
Fair value hedges 0 0
Interest Rate Swap    
Derivatives:    
Interest rate swap 90,246 163,360
Derivatives:    
Interest rate swap 52,096 163,360
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 90,246 163,360
Derivatives:    
Interest rate swap 52,096 163,360
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 1,063,250 493,294
Securities available for sale, at fair value 3,195,176 2,540,419
HTM securities 535,722 544,851
Restricted stock 76,825 94,782
Loans held for sale, at fair value 35,417 96,742
Net loans 13,037,788 13,860,774
Derivatives:    
Accrued interest receivable 64,610 75,757
Bank owned life insurance 430,341 326,892
LIABILITIES    
Deposits 16,622,160 15,722,765
Borrowings 385,765 840,717
Accrued interest payable 3,008 2,516
Derivatives:    
Fair value hedges 6,769 12,483
Carrying Value | Interest Rate Swap    
Derivatives:    
Interest rate swap 90,246 163,360
Derivatives:    
Interest rate swap $ 52,096 $ 163,360