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Net Investment Income | 9 Months Ended
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Sep. 30, 2022
Net Investment Income [Abstract] |
Net Investment Income | Net Investment Income Net investment income consisted of the following:
| For the Three Months Ended September 30, |  | For the Nine Months Ended September 30,
(In thousands) | 2022 |  | 2021 |  | 2022 |  | 2021
Investment income (loss) earned on: |  |  |  |  |  |  |
Fixed maturity securities, including cash and cash equivalents and loans receivable | $ | 146,051 |  |  | $ | 93,031 |  |  | $ | 371,724 |  |  | $ | 284,704 |
Investment funds | 36,045 |  |  | 69,292 |  |  | 121,919 |  |  | 169,538 |
Arbitrage trading account | 10,694 |  |  | 7,187 |  |  | 24,008 |  |  | 30,176 |
Equity securities | 14,650 |  |  | 8,462 |  |  | 38,303 |  |  | 21,854 |
Real estate | (2,297) |  |  | 3,485 |  |  | (1,702) |  |  | 5,517 |
Gross investment income | 205,143 |  |  | 181,457 |  |  | 554,252 |  |  | 511,789 |
Investment expense | (2,327) |  |  | (1,606) |  |  | (6,350) |  |  | (5,174) |
Net investment income | $ | 202,816 |  |  | $ | 179,851 |  |  | $ | 547,902 |  |  | $ | 506,615 |

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