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v3.22.1

Business Segments (Financial Information of Company Operating Segments) (Details) $ in Thousands | 3 Months Ended
--- | ---
Mar. 31, 2022 USD ($) segment | Mar. 31, 2021 USD ($)
Segment Reporting [Abstract] |  |
Number of reportable segments | segment | 2 |
Segment Reporting Information [Line Items] |  |
Earned Premiums (1) | $ 2,249,087 | $ 1,849,956
Investment Income | 173,512 | 158,577
Other | 492,810 | 148,336
Total revenues | 2,915,409 | 2,156,869
Pre-Tax Income (Loss) | 732,433 | 296,068
Net Income (Loss) to Common Stockholders | 590,638 | 229,525
Net investment gains | 366,265 | 34,839
Net investment gains, net of tax | 287,823 | 28,952
Corporate, other and eliminations |  |
Segment Reporting Information [Line Items] |  |
Earned Premiums (1) | 0 | 0
Investment Income | 8,435 | 15,632
Other | 117,869 | 105,218
Total revenues | 126,304 | 120,850
Pre-Tax Income (Loss) | (73,872) | (64,529)
Net Income (Loss) to Common Stockholders | (59,817) | (52,606)
Insurance |  |
Segment Reporting Information [Line Items] |  |
Earned Premiums (1) |  | 1,604,979
Insurance | Operating Segments |  |
Segment Reporting Information [Line Items] |  |
Earned Premiums (1) | 1,962,835 | 1,604,979
Investment Income | 137,654 | 105,237
Other | 8,676 | 8,279
Total revenues | 2,109,165 | 1,718,495
Pre-Tax Income (Loss) | 382,412 | 257,109
Net Income (Loss) to Common Stockholders | 315,552 | 198,708
Reinsurance & Monoline Excess |  |
Segment Reporting Information [Line Items] |  |
Earned Premiums (1) |  | 244,977
Reinsurance & Monoline Excess | Operating Segments |  |
Segment Reporting Information [Line Items] |  |
Earned Premiums (1) | 286,252 | 244,977
Investment Income | 27,423 | 37,708
Other | 0 | 0
Total revenues | 313,675 | 282,685
Pre-Tax Income (Loss) | 57,628 | 68,649
Net Income (Loss) to Common Stockholders | 47,080 | 54,471
Re-insurance - International | Operating Segments |  |
Segment Reporting Information [Line Items] |  |
Total revenues | 96,000 | 88,000
Net investment gains |  |
Segment Reporting Information [Line Items] |  |
Earned Premiums (1) | 0 | 0
Investment Income | 0 | 0
Insurance-International Segment | Operating Segments |  |
Segment Reporting Information [Line Items] |  |
Total revenues | $ 235,000 | $ 196,000

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