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Other Investments (Details) - USD ($) $ in Thousands | 12 Months Ended |
--- | --- | ---
Dec. 31, 2019 | Dec. 31, 2018 | Dec. 31, 2027
Equity Securities without Readily Determinable Fair Value [Line Items] |  |  |
Investments in certain limited partnerships | $ 15,800 |  |
Investment Company, Net Assets [Roll Forward] |  |  |
Limited partnership investments, beginning of period | 13,449 | $ 0 |
Additions from merger | 0 | 12,803 |
Capital contributions | 1,035 | 737 |
Pro-rata share in the net income of limited partnerships | 2,337 | (91) |
Distributions | (1,026) | 0 |
Limited partnership investments, end of period | $ 15,795 | $ 13,449 |
Forecast |  |  |
Equity Securities without Readily Determinable Fair Value [Line Items] |  |  |
Additional investment |  |  | $ 2,200
Certain Limited Partnerships | Minimum |  |  |
Equity Securities without Readily Determinable Fair Value [Line Items] |  |  |
Partnership interest (as a percentage) | 3.00% |  |
Certain Limited Partnerships | Maximum |  |  |
Equity Securities without Readily Determinable Fair Value [Line Items] |  |  |
Partnership interest (as a percentage) | 5.00% |  |

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