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v3.24.1.1.u2

FAIR VALUE - Financial assets and liabilities accounted for at fair value on a recurring basis (Details) - USD ($) $ in Thousands | 3 Months Ended |
--- | --- | ---
Mar. 31, 2024 | Dec. 31, 2023
Available-for-sale investment securities |  |
Fair Value | $ 2,863,864 | $ 2,919,992
Equity securities | 388 | 372
Mortgage loans held for sale |  | 400
Unpaid principal value of mortgage loans held for sale | 100 |
Transfers between Level 1 and Level 2 | 0 |
Transfers between Level 2 and Level 1 | 0 |
Transfers in of level 3 | 0 |
Transfers Out of level 3 | 0 |
U.S. Treasury and agency securities |  |
Available-for-sale investment securities |  |
Fair Value | 2,055,517 | 2,080,783
Obligations of state and political subdivisions |  |
Available-for-sale investment securities |  |
Fair Value | 460,149 | 474,363
Government agency mortgage-backed securities |  |
Available-for-sale investment securities |  |
Fair Value | 332,479 | 348,526
Corporate debt securities |  |
Available-for-sale investment securities |  |
Fair Value | 7,440 | 7,394
Government agency collateralized mortgage obligations |  |
Available-for-sale investment securities |  |
Fair Value | 8,279 | 8,926
Recurring |  |
Available-for-sale investment securities |  |
Fair Value | 2,863,864 | 2,919,992
Equity securities | 388 | 372
Mortgage loans held for sale | 88 | 414
Total | 2,864,409 | 2,920,786
Recurring | Forward sales commitments |  |
Available-for-sale investment securities |  |
Derivative asset | 37 | 6
Recurring | Commitments to originate real estate loans for sale |  |
Available-for-sale investment securities |  |
Derivative asset | 32 | 2
Recurring | U.S. Treasury and agency securities |  |
Available-for-sale investment securities |  |
Fair Value | 2,055,517 | 2,080,783
Recurring | Obligations of state and political subdivisions |  |
Available-for-sale investment securities |  |
Fair Value | 460,149 | 474,363
Recurring | Government agency mortgage-backed securities |  |
Available-for-sale investment securities |  |
Fair Value | 332,479 | 348,526
Recurring | Corporate debt securities |  |
Available-for-sale investment securities |  |
Fair Value | 7,440 | 7,394
Recurring | Government agency collateralized mortgage obligations |  |
Available-for-sale investment securities |  |
Fair Value | 8,279 | 8,926
Recurring | Level 1 |  |
Available-for-sale investment securities |  |
Fair Value | 1,995,421 | 2,019,089
Equity securities | 388 | 372
Mortgage loans held for sale | 0 | 0
Total | 1,995,809 | 2,019,461
Recurring | Level 1 | Forward sales commitments |  |
Available-for-sale investment securities |  |
Derivative asset | 0 | 0
Recurring | Level 1 | Commitments to originate real estate loans for sale |  |
Available-for-sale investment securities |  |
Derivative asset | 0 | 0
Recurring | Level 1 | U.S. Treasury and agency securities |  |
Available-for-sale investment securities |  |
Fair Value | 1,995,421 | 2,019,089
Recurring | Level 1 | Obligations of state and political subdivisions |  |
Available-for-sale investment securities |  |
Fair Value | 0 | 0
Recurring | Level 1 | Government agency mortgage-backed securities |  |
Available-for-sale investment securities |  |
Fair Value | 0 | 0
Recurring | Level 1 | Corporate debt securities |  |
Available-for-sale investment securities |  |
Fair Value | 0 | 0
Recurring | Level 1 | Government agency collateralized mortgage obligations |  |
Available-for-sale investment securities |  |
Fair Value | 0 | 0
Recurring | Level 2 |  |
Available-for-sale investment securities |  |
Fair Value | 868,443 | 900,903
Equity securities | 0 | 0
Mortgage loans held for sale | 88 | 414
Total | 868,568 | 901,323
Recurring | Level 2 | Forward sales commitments |  |
Available-for-sale investment securities |  |
Derivative asset | 37 | 6
Recurring | Level 2 | Commitments to originate real estate loans for sale |  |
Available-for-sale investment securities |  |
Derivative asset | 0 | 0
Recurring | Level 2 | U.S. Treasury and agency securities |  |
Available-for-sale investment securities |  |
Fair Value | 60,096 | 61,694
Recurring | Level 2 | Obligations of state and political subdivisions |  |
Available-for-sale investment securities |  |
Fair Value | 460,149 | 474,363
Recurring | Level 2 | Government agency mortgage-backed securities |  |
Available-for-sale investment securities |  |
Fair Value | 332,479 | 348,526
Recurring | Level 2 | Corporate debt securities |  |
Available-for-sale investment securities |  |
Fair Value | 7,440 | 7,394
Recurring | Level 2 | Government agency collateralized mortgage obligations |  |
Available-for-sale investment securities |  |
Fair Value | 8,279 | 8,926
Recurring | Level 3 |  |
Available-for-sale investment securities |  |
Fair Value | 0 | 0
Equity securities | 0 | 0
Mortgage loans held for sale | 0 | 0
Total | 32 | 2
Recurring | Level 3 | Forward sales commitments |  |
Available-for-sale investment securities |  |
Derivative asset | 0 | 0
Recurring | Level 3 | Commitments to originate real estate loans for sale |  |
Available-for-sale investment securities |  |
Derivative asset | 32 | 2
Recurring | Level 3 | U.S. Treasury and agency securities |  |
Available-for-sale investment securities |  |
Fair Value | 0 | 0
Recurring | Level 3 | Obligations of state and political subdivisions |  |
Available-for-sale investment securities |  |
Fair Value | 0 | 0
Recurring | Level 3 | Government agency mortgage-backed securities |  |
Available-for-sale investment securities |  |
Fair Value | 0 | 0
Recurring | Level 3 | Corporate debt securities |  |
Available-for-sale investment securities |  |
Fair Value | 0 | 0
Recurring | Level 3 | Government agency collateralized mortgage obligations |  |
Available-for-sale investment securities |  |
Fair Value | $ 0 | $ 0

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