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Earnings Per Share (Tables) | 12 Months Ended
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Dec. 31, 2023
Earnings Per Share [Abstract] |
Schedule of Earnings Per Share, Basic and Diluted |
| Twelve Months Ended December 31,
| 2023 |  | 2022 |  | 2021
| ($ in millions, except share and share amounts)
Net income | $ | 534.7 |  |  | $ | 51.1 |  |  | $ | 29.8 |
Less: Preference share dividends | (49.9) |  |  | (44.6) |  |  | (44.5) |
Net income/(loss) available to ordinary shareholders | $ | 484.8 |  |  | $ | 6.5 |  |  | $ | (14.7) |
Basic and diluted weighted average ordinary shares outstanding | 60,395,839 |  |  | 60,395,839 |  |  | 60,395,839 |
Basic and diluted earnings/(loss) per ordinary share | $ | 8.03 |  |  | $ | 0.11 |  |  | $ | (0.24) |

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- Definition Tabular disclosure of an entity's basic and diluted earnings per share calculations, including a reconciliation of numerators and denominators of the basic and diluted per-share computations for income from continuing operations. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Topic 260 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 1 -Subparagraph (a) -Publisher FASB -URI https://asc.fasb.org//1943274/2147482662/260-10-50-1 + Details
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