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SCHEDULE II CONDENSED FINANCIAL INFORMATION OF THE REGISTRANT - Statement of Operations and Comprehensive Income (Details) - USD ($) $ in Millions | 12 Months Ended
--- | ---
Dec. 31, 2022 | Dec. 31, 2021 | Dec. 31, 2020
CONDENSED FINANCIAL INFORMATION OF THE REGISTRANT |  |  |
Revenues (loss) (including realized and unrealized gains and losses) | $ 1,157.9 | $ 614.4 | $ 895.6
Expenses | 1,307.3 | 888.0 | 235.2
Pre-tax income (loss) from continuing operations | (149.4) | (273.6) | 660.4
Income tax (expense) benefit | (41.4) | (44.4) | 14.8
Net income (loss) from continuing operations | (190.8) | (318.0) | 675.2
Net (income) loss attributable to non-controlling interests | 80.4 | 46.5 | 45.3
Net income (loss) attributable to White Mountains’s common shareholders | 792.8 | (275.4) | 708.7
Other comprehensive income (loss), net of tax | (3.8) | 1.7 | 1.4
Other comprehensive income (loss) from discontinued operations, net of tax - NSM Group | (5.2) | 0.2 | 5.9
Net gain (loss) from foreign currency translation from sale of discontinued operations, net of tax - NSM Group | 2.9 | 0.0 | 0.0
Comprehensive income (loss) | 786.7 | (273.5) | 716.0
Comprehensive (income) loss attributable to non-controlling interests | 0.9 | 0.2 | (0.5)
Comprehensive income (loss) attributable to White Mountains’s common shareholders | 787.6 | (273.3) | 715.5
White Mountains Insurance Group Ltd. |  |  |
CONDENSED FINANCIAL INFORMATION OF THE REGISTRANT |  |  |
Revenues (loss) (including realized and unrealized gains and losses) | (0.4) | (0.2) | (8.7)
Expenses | 67.1 | 39.0 | 61.0
Pre-tax income (loss) from continuing operations | (67.5) | (39.2) | (69.7)
Income tax (expense) benefit | (0.9) | 0.0 | (0.3)
Net income (loss) from continuing operations | (68.4) | (39.2) | (70.0)
Equity in earnings from consolidated subsidiaries, net of tax | 853.8 | (257.4) | 782.0
Net (income) loss attributable to non-controlling interests | 7.4 | 2.5 | (1.0)
Net income (loss) attributable to White Mountains’s common shareholders | 792.8 | (275.4) | 708.7
Other comprehensive income (loss), net of tax | (3.8) | 1.7 | 1.4
Other comprehensive income (loss) from discontinued operations, net of tax - NSM Group | (5.2) | 0.2 | 5.9
Net gain (loss) from foreign currency translation from sale of discontinued operations, net of tax - NSM Group | 2.9 | 0.0 | 0.0
Comprehensive income (loss) | 786.7 | (273.5) | 716.0
Comprehensive (income) loss attributable to non-controlling interests | 0.9 | 0.2 | (0.5)
Comprehensive income (loss) attributable to White Mountains’s common shareholders | 787.6 | (273.3) | 715.5
Sirius Group |  |  |
CONDENSED FINANCIAL INFORMATION OF THE REGISTRANT |  |  |
Net gain (loss) from sale of discontinued operations, net of tax - Sirius Group | 0.0 | 18.7 | (2.3)
Sirius Group | White Mountains Insurance Group Ltd. |  |  |
CONDENSED FINANCIAL INFORMATION OF THE REGISTRANT |  |  |
Net gain (loss) from sale of discontinued operations, net of tax - Sirius Group | $ 0.0 | 18.7 | (2.3)
Swedish Tax Authority | Sirius Group |  |  |
CONDENSED FINANCIAL INFORMATION OF THE REGISTRANT |  |  |
Loss contingency accrual, period increase (decrease) |  | 18.7 | (2.3)
Swedish Tax Authority | Sirius Group | White Mountains Insurance Group Ltd. |  |  |
CONDENSED FINANCIAL INFORMATION OF THE REGISTRANT |  |  |
Loss contingency accrual, period increase (decrease) |  | $ 18.7 | $ (2.3)

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