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Parent Company Financial Information - Income Statement (Details) - USD ($) $ in Thousands | 12 Months Ended
--- | ---
Dec. 31, 2022 | Dec. 31, 2021 | Dec. 31, 2020
Condensed Income Statements, Captions [Line Items] |  |  |
Gain (loss) on sale of investment securities | $ (169) | $ 2,964 | $ 1,815
Interest expense | 91,746 | 39,982 | 68,424
Legal and professional | 8,583 | 11,510 | 16,406
Provision for credit losses | 266 | (20,821) | 45,571
Other | 14,406 | 12,610 | 14,680
Income Before Income Tax Expense | 189,680 | 237,674 | 176,145
Income Tax Benefit | 48,750 | 60,983 | 43,928
Net Income | 140,930 | 176,691 | 132,217
Parent Company |  |  |
Condensed Income Statements, Captions [Line Items] |  |  |
Other interest and dividends | 87,781 | 170,741 | 141,982
Gain (loss) on sale of investment securities | 0 | 93 | 0
Other Operating Income (Expense), Net | (24) | (46) | 0
Total Income | 87,757 | 170,788 | 141,982
Interest expense | 4,149 | 9,993 | 11,915
Legal and professional | 894 | 2,617 | 2,842
Directors compensation | 643 | 589 | 500
Provision for credit losses | 326 | 0 | 0
Other | 14,746 | 1,250 | 1,306
Total Expenses | 20,758 | 14,449 | 16,563
Income Before Income Tax Expense | 66,999 | 156,339 | 125,419
Income Tax Benefit | (1,183) | (2,903) | (607)
Income (Loss) Before Equity in Undistributed Income of Subsidiaries | 68,182 | 159,242 | 126,026
Equity in Undistributed Income of Subsidiaries | 72,748 | 17,449 | 6,191
Net Income | $ 140,930 | $ 176,691 | $ 132,217

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