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v3.6.0.2

Selected Quarterly Financial Data (Unaudited) (Details) - USD ($) $ / shares in Units, $ in Millions | 3 Months Ended | 12 Months Ended
--- | --- | ---
Dec. 31, 2016 | Sep. 30, 2016 | Jun. 30, 2016 | Mar. 31, 2016 | Dec. 31, 2015 | Sep. 30, 2015 | Jun. 30, 2015 | Mar. 31, 2015 | Dec. 31, 2016 | Dec. 31, 2015 | Dec. 31, 2014
Quarterly Financial Information Disclosure [Abstract] |  |  |  |  |  |  |  |  |  |  |
(Loss) revenues (including realized gains and losses) | $ 268.2 | $ 365.0 | $ 358.2 | $ 369.3 | $ 602.6 | $ 296.1 | $ 368.7 | $ 354.3 | $ 1,360.7 | $ 1,621.7 | $ 1,411.1
Total expenses | 335.0 | 345.0 | 360.3 | 360.8 | 356.3 | 383.0 | 373.8 | 351.3 | 1,401.1 | 1,464.4 | 1,440.5
Pre-tax (loss) income from continuing operations | (66.8) | 20.0 | (2.1) | 8.5 | 246.3 | (86.9) | (5.1) | 3.0 | (40.4) | 157.3 | (29.4)
Income Tax Expense (Benefit) | 23.0 | 6.7 | 6.0 | 9.7 | 1.0 | 1.6 | 2.2 | (4.6) | 45.4 | 0.2 | 14.8
Net income (loss) from continuing operations | (43.8) | 26.7 | 3.9 | 18.2 | 247.3 | (85.3) | (2.9) | (1.6) | 5.0 | 157.5 | (14.6)
Net (loss) income from discontinued operations, net of tax | (6.8) | 61.9 | 358.6 | 1.1 | 19.6 | 6.5 | (0.5) | 71.3 | (0.3) | 78.7 | 260.6
Non-controlling interest in consolidated subsidiaries | 17.3 | 3.1 | (21.4) | (6.3) | (6.1) | 16.0 | 0.9 | 7.3 | (7.3) | 18.1 | 22.2
Equity in earnings of unconsolidated affiliates, net of tax | 0.0 | 0.0 | 0.0 | 0.0 | 7.1 | 3.9 | 6.8 | 7.3 | 0.0 | 25.1 | 45.6
Net income attributable to White Mountains’s common shareholders | $ (33.3) | $ 91.7 | $ 341.1 | $ 13.0 | $ 267.9 | $ (58.9) | $ 4.3 | $ 84.3 | $ 412.5 | $ 297.6 | $ 312.2
Basic earnings per share |  |  |  |  |  |  |  |  |  |  |
Continuing operations | $ (5.81) | $ 6.12 | $ (3.44) | $ 2.51 | $ 43.82 | $ (11.10) | $ 0.80 | $ 1.76 | $ (0.47) | $ 34.12 | $ 8.70
Discontinued operations | (1.49) | 12.72 | 70.37 | (0.17) | 3.46 | 1.09 | (0.08) | 12.33 | 82.71 | 16.48 | 42.43
Total consolidated operations | (7.30) | 18.84 | 66.93 | 2.34 | 47.28 | (10.01) | 0.72 | 14.09 | 82.24 | 50.60 | 51.13
Diluted earnings per share |  |  |  |  |  |  |  |  |  |  |
Continuing operations | (5.81) | 6.11 | (3.43) | 2.51 | 43.79 | (11.10) | 0.80 | 1.76 | (0.47) | 34.12 | 8.70
Discontinued operations | (1.49) | 12.69 | 70.22 | (0.17) | 3.46 | 1.09 | (0.08) | 12.33 | 82.66 | 16.48 | 42.43
Total consolidated operations | $ (7.30) | $ 18.80 | $ 66.79 | $ 2.34 | $ 47.25 | $ (10.01) | $ 0.72 | $ 14.09 | $ 82.19 | $ 50.60 | $ 51.13

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