CONSOLIDATED STATEMENTS OF OPERATIONS AND COMPREHENSIVE INCOME (LOSS) (USD $) In Millions, except Per Share data, unless otherwise specified	3 Months Ended		6 Months Ended
	Jun. 30, 2014	Jun. 30, 2013	Jun. 30, 2014	Jun. 30, 2013
Revenues:
Earned insurance and reinsurance premiums	$ 503.4	$ 497.5	$ 997.0	$ 992.9
Net investment income	29.1	28.7	53.4	57.2
Net realized and unrealized investment gains (losses)	113.9	(37.3)	177.7	37.9
Other revenue	6.4	0.4	3.0	28.7
Total revenues	652.8	489.3	1,231.1	1,116.7
Expenses:
Loss and loss adjustment expenses	282.7	274.6	512.0	518.9
Insurance and reinsurance acquisition expenses	98.9	76.1	194.0	174.3
Other underwriting expenses	81.9	84.5	163.3	163.6
General and administrative expenses	70.3	40.2	120.6	84.0
Interest expense	10.0	10.3	20.1	20.5
Total expenses	543.8	485.7	1,010.0	961.3
Pre-tax income from continuing operations	109.0	3.6	221.1	155.4
Income tax (expense) benefit	(23.9)	0.6	(54.2)	(41.0)
Net income from continuing operations	85.1	4.2	166.9	114.4
Net income from discontinued operations, net of tax	2.6	3.9	2.1	4.4
Income before equity in earnings of unconsolidated affiliates	87.7	8.1	169.0	118.8
Equity in earnings of unconsolidated affiliates, net of tax	12.5	7.1	26.3	16.3
Net income	100.2	15.2	195.3	135.1
Net (income) loss attributable to non-controlling interests	(4.6)	11.1	(4.1)	11.6
Net income attributable to White Mountains’s common shareholders	95.6	26.3	191.2	146.7
Other comprehensive income, net of tax:
Change in equity in net unrealized gains (losses) from investments in Symetra common shares, net of tax	32.9	(66.0)	69.4	(74.0)
Change in foreign currency translation, pension liability and other	(27.9)	(34.6)	(35.7)	(38.3)
Comprehensive income (loss) attributable to White Mountains’s common shareholders	$ 100.6	$ (74.3)	$ 224.9	$ 34.4
Basic income per share
Continuing operations	$ 15.10	$ 3.62	$ 30.66	$ 22.84
Discontinued operations	$ 0.43	$ 0.64	$ 0.34	$ 0.71
Total consolidated operations	$ 15.53	$ 4.26	$ 31.00	$ 23.55
Diluted income per share
Continuing operations	$ 15.10	$ 3.62	$ 30.66	$ 22.84
Discontinued operations	$ 0.43	$ 0.64	$ 0.34	$ 0.71
Total consolidated operations	$ 15.53	$ 4.26	$ 31.00	$ 23.55
Dividends declared per White Mountains’s common share	$ 0.00	$ 0.00	$ 1.00	$ 1.00