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Fair Value Measurements - Fair Value of Assets and Liabilities (Details) - USD ($) $ in Thousands | Dec. 31, 2022 | Dec. 31, 2021
--- | --- | ---
Financial assets: |  |
Securities available for sale, at fair value | $ 1,533,942 | $ 2,386,052
Derivative instruments | 36,493 | 8,007
Financial liabilities: |  |
Derivative instruments | 22,056 | 13,436
Recurring |  |
Financial assets: |  |
Securities available for sale, at fair value | 1,533,942 | 2,386,052
Derivative instruments | 38,047 | 17,698
Mortgage loans held for sale in loans held for sale | 110,105 | 453,533
Total financial assets | 1,682,094 | 2,857,283
Financial liabilities: |  |
Derivative instruments | 33,185 | 13,803
Recurring | Securities available for sale |  |
Financial assets: |  |
Securities available for sale, at fair value | 1,533,942 | 2,386,052
Recurring | Trust preferred securities |  |
Financial assets: |  |
Securities available for sale, at fair value |  | 0
Recurring | Level 1 |  |
Financial assets: |  |
Securities available for sale, at fair value | 0 | 0
Derivative instruments | 0 | 0
Mortgage loans held for sale in loans held for sale | 0 | 0
Total financial assets | 0 | 0
Financial liabilities: |  |
Derivative instruments | 0 | 0
Recurring | Level 1 | Securities available for sale |  |
Financial assets: |  |
Securities available for sale, at fair value | 0 | 0
Recurring | Level 1 | Trust preferred securities |  |
Financial assets: |  |
Securities available for sale, at fair value |  | 0
Recurring | Level 2 |  |
Financial assets: |  |
Securities available for sale, at fair value | 1,533,942 | 2,386,052
Derivative instruments | 38,047 | 17,698
Mortgage loans held for sale in loans held for sale | 110,105 | 453,533
Total financial assets | 1,682,094 | 2,857,283
Financial liabilities: |  |
Derivative instruments | 33,185 | 13,803
Recurring | Level 2 | Securities available for sale |  |
Financial assets: |  |
Securities available for sale, at fair value | 1,533,942 | 2,386,052
Recurring | Level 2 | Trust preferred securities |  |
Financial assets: |  |
Securities available for sale, at fair value |  | 0
Recurring | Level 3 |  |
Financial assets: |  |
Securities available for sale, at fair value | 0 | 0
Derivative instruments | 0 | 0
Mortgage loans held for sale in loans held for sale | 0 | 0
Total financial assets | 0 | 0
Financial liabilities: |  |
Derivative instruments | 0 | 0
Recurring | Level 3 | Securities available for sale |  |
Financial assets: |  |
Securities available for sale, at fair value | $ 0 | 0
Recurring | Level 3 | Trust preferred securities |  |
Financial assets: |  |
Securities available for sale, at fair value |  | $ 0

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