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Investments - Schedule of the separate account managed by TP LLC (Details) - USD ($) $ in Thousands | Dec. 31, 2020 | Dec. 31, 2019
--- | --- | ---
Assets |  |
Total assets | $ 2,891,650 | $ 2,590,636
Liabilities and shareholders’ equity |  |
Total liabilities and shareholders' equity | 13,182 | 509
Total net investments managed by Third Point LLC | 2,878,468 | 2,590,127
TP Fund |  |
Assets |  |
Total assets | 1,055,618 | 860,630
Total debt securities |  |
Assets |  |
Total assets | 101,311 | 125,071
Total investments in securities |  |
Assets |  |
Total assets | 1,156,929 | 985,701
Cash and cash equivalents |  |
Assets |  |
Total assets | 451,239 | 588,196
Restricted cash and cash equivalents |  |
Assets |  |
Total assets | 1,187,948 | 1,014,543
Due from brokers |  |
Assets |  |
Total assets | 94,902 | 0
Interest and dividends receivable |  |
Assets |  |
Total assets | 632 | 2,178
Other Assets [Member] |  |
Assets |  |
Total assets | 0 | 18
Accounts payable and accrued expenses |  |
Liabilities and shareholders’ equity |  |
Total liabilities and shareholders' equity | 1,171 | 509
Securities sold, not yet purchased |  |
Liabilities and shareholders’ equity |  |
Total liabilities and shareholders' equity | 11,990 | 0
Interest And Dividends Payable [Member] |  |
Liabilities and shareholders’ equity |  |
Total liabilities and shareholders' equity | $ 21 | $ 0

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