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Spin-Off and Merger - Income Statement (Details) - USD ($) $ in Thousands | 3 Months Ended
--- | ---
Mar. 31, 2018 | Mar. 31, 2017
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items] |  |
Income tax expense | $ 7,402 | $ 7,009
Net income (loss) | 24,142 | 25,747
Preferred stock dividends | 3,615 | 3,615
Net income (loss) available to common shareholders | $ 20,527 | 22,132
Discontinued Operations, Disposed of by Means Other than Sale, Spinoff |  |
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items] |  |
Interest income |  | 83,094
Interest expense |  | 20,676
Net interest income |  | 62,418
Provision for loan losses |  | 3,050
Non-interest income |  | 22,754
Non-interest expense |  | 49,366
Income from continuing operations before income taxes |  | 32,756
Income tax expense |  | 7,009
Net income from continuing operations |  | 25,747
Loss from discontinued operations before income tax benefit |  | 0
Income tax benefit from discontinued operations |  | 0
Net loss from discontinued operations |  | 0
Net income (loss) |  | 25,747
Preferred stock dividends |  | 3,615
Net income (loss) available to common shareholders |  | 22,132
Previously Reported | Discontinued Operations, Disposed of by Means Other than Sale, Spinoff |  |
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items] |  |
Interest income |  | 83,094
Interest expense |  | 20,670
Net interest income |  | 62,424
Provision for loan losses |  | 3,050
Non-interest income |  | 5,427
Non-interest expense |  | 30,147
Income from continuing operations before income taxes |  | 34,654
Income tax expense |  | 7,730
Net income from continuing operations |  | 26,924
Loss from discontinued operations before income tax benefit |  | (1,898)
Income tax benefit from discontinued operations |  | (721)
Net loss from discontinued operations |  | (1,177)
Net income (loss) |  | 25,747
Preferred stock dividends |  | 3,615
Net income (loss) available to common shareholders |  | 22,132
Restatement Adjustment | BankMobile | Discontinued Operations, Disposed of by Means Other than Sale, Spinoff |  |
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items] |  |
Interest income |  | 0
Interest expense |  | 6
Net interest income |  | (6)
Provision for loan losses |  | 0
Non-interest income |  | 17,327
Non-interest expense |  | 19,219
Income from continuing operations before income taxes |  | (1,898)
Income tax expense |  | (721)
Net income from continuing operations |  | (1,177)
Loss from discontinued operations before income tax benefit |  | 1,898
Income tax benefit from discontinued operations |  | 721
Net loss from discontinued operations |  | 1,177
Net income (loss) |  | 0
Preferred stock dividends |  | 0
Net income (loss) available to common shareholders |  | $ 0

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