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v3.23.3

Investments in Equity Securities (Details) - USD ($) $ in Thousands | 3 Months Ended | 9 Months Ended |
--- | --- | --- | ---
Mar. 31, 2023 | Sep. 30, 2023 | Dec. 31, 2022
Debt Securities, Available-for-sale [Line Items] |  |  |
Equity securities |  | $ 1,182,061 | $ 1,185,894
Fair Value |  |  |
Debt Securities, Available-for-sale [Line Items] |  |  |
Cost |  | 1,065,888 | 1,115,328
Gross Unrealized, Gains | $ 193,218 | 212,362 |
Gross Unrealized, Losses | (122,652) | (96,189) |
Equity securities |  | 1,182,061 | 1,185,894
Fair Value | Common stock |  |  |
Debt Securities, Available-for-sale [Line Items] |  |  |
Cost |  | 792,512 | 855,987
Gross Unrealized, Gains | 192,165 | 209,979 |
Gross Unrealized, Losses | (65,401) | (41,058) |
Equity securities |  | 961,433 | 982,751
Fair Value | Preferred stocks |  |  |
Debt Securities, Available-for-sale [Line Items] |  |  |
Cost |  | 273,376 | 259,341
Gross Unrealized, Gains | 1,053 | 2,383 |
Gross Unrealized, Losses | $ (57,251) | (55,131) |
Equity securities |  | 220,628 | 203,143
Carrying Value |  |  |
Debt Securities, Available-for-sale [Line Items] |  |  |
Equity securities |  | 1,182,061 | 1,185,894
Carrying Value | Common stock |  |  |
Debt Securities, Available-for-sale [Line Items] |  |  |
Equity securities |  | 961,433 | 982,751
Carrying Value | Preferred stocks |  |  |
Debt Securities, Available-for-sale [Line Items] |  |  |
Equity securities |  | $ 220,628 | $ 203,143

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