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Income Taxes - Narrative (Details) - USD ($) $ in Thousands | 3 Months Ended | 9 Months Ended |  |
--- | --- | --- | --- | ---
Sep. 30, 2020 | Sep. 30, 2019 | Sep. 30, 2020 | Sep. 30, 2019 | Sep. 01, 2018 | Dec. 31, 2015
Operating Loss Carryforwards [Line Items] |  |  |  |  |  |
Income taxes | $ 7,612 | $ 11,132 | $ 13,022 | $ 38,667 |  |
Effective income tax rate |  |  | 20.28% | 23.04% |  |
Domestic tax authority | Brand |  |  |  |  |  |
Operating Loss Carryforwards [Line Items] |  |  |  |  |  |
Operating loss carryforwards | 2,248 |  | $ 2,248 |  | $ 81,288 |
Domestic tax authority | Heritage financial group |  |  |  |  |  |
Operating Loss Carryforwards [Line Items] |  |  |  |  |  |
Operating loss carryforwards | 3,269 |  | 3,269 |  |  | $ 18,321
State and local jurisdiction | Brand |  |  |  |  |  |
Operating Loss Carryforwards [Line Items] |  |  |  |  |  |
Operating loss carryforwards | 28,495 |  | 28,495 |  | $ 55,067 |
State and local jurisdiction | Heritage financial group |  |  |  |  |  |
Operating Loss Carryforwards [Line Items] |  |  |  |  |  |
Operating loss carryforwards | $ 2,446 |  | $ 2,446 |  |  | $ 16,849

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