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Income Taxes - Components of Deferred Tax Assets and Liabilities (Details) - USD ($) $ in Thousands | Dec. 31, 2023 | Dec. 31, 2022
--- | --- | ---
Deferred tax assets |  |
Allowance for credit losses | $ 53,432 | $ 52,551
Loans | 1,631 | 2,518
Deferred compensation | 15,310 | 14,447
Net unrealized losses on securities | 51,211 | 70,999
Impairment of assets | 138 | 316
Tax credits | 4,035 | 0
Net operating loss carryforwards | 33 | 497
Investments in partnerships | 1,491 | 1,164
Lease liabilities under operating leases | 13,066 | 14,641
Realized losses on securities | 4,892 | 0
Other | 2,660 | 3,523
Total deferred tax assets | 147,899 | 160,656
Deferred tax liabilities |  |
Fixed assets | 11,023 | 10,342
Mortgage servicing rights | 21,282 | 19,624
Junior subordinated debt | 1,708 | 1,948
Intangibles | 2,447 | 2,702
Lease right-of-use asset | 12,399 | 14,018
Other | 3,344 | 1,614
Total deferred tax liabilities | 52,203 | 50,248
Net deferred tax assets | $ 95,696 | $ 110,408

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