CONSOLIDATED STATEMENTS OF CASH FLOWS (USD $) In Millions, unless otherwise specified	3 Months Ended
	Mar. 31, 2014	Mar. 31, 2013
Cash flows from operations:
Net income (loss) including noncontrolling interests	$ 47.4	$ 68.8
Charges (credits) to reconcile net income to cash flows (used for) provided from operations:
Net (income) loss from discontinued operations	0.5	(0.5)
Net realized and change in unrealized investment gains	(18.9)	(28.4)
Net realized gain on sale of business	0	(23.0)
Deferred income tax expense	10.9	22.4
Other operating items:
Net change in loss and LAE reserves	15.5	10.3
Net change in unearned premiums	37.3	(22.8)
Net change in premiums receivable	(21.0)	(1.8)
Net change in reinsurance recoverable on paid and unpaid losses	6.8	2.4
Net change in other assets and liabilities	(59.5)	(11.0)
Net cash provided from operations—continuing operations	19.0	16.4
Net cash used for operations—discontinued operations	(14.6)	(40.7)
Net cash provided from (used for) operations	4.4	(24.3)
Cash flows from investing activities:
Net maturities, purchases and sales of short-term investments	4.3	14.8
Maturities of fixed maturity investments	115.7	103.7
Sales of fixed maturity investments	324.6	632.7
Sales of common equity securities	24.3	89.7
Sales of convertible fixed maturity investments	6.8	29.6
Distributions and redemptions of other investments	1.6	18.6
Purchases of fixed maturity investments	(466.0)	(674.2)
Purchases of common equity securities	(26.0)	(102.3)
Purchases of convertible fixed maturity investments	(3.8)	(5.0)
Contributions for other investments	(2.3)	(16.0)
Proceeds from sale of business	0	31.3
Net change in unsettled investment purchases and sales	10.6	(18.3)
Net acquisitions of property and equipment	(0.6)	(3.0)
Net cash (used for) provided from investing activities—continuing operations	(10.8)	101.6
Net cash provided from investing activities—discontinued operations	0	0
Net cash provided from investing activities	(10.8)	101.6
Cash flows from financing activities:
Cash dividends paid to common shareholders	(20.0)	(20.0)
Proceeds on sale of OB Holdings Lux	(1.8)	0
Payments on capital lease obligation	1.3	1.8
Net cash used for financing activities—continuing operations	(23.1)	(21.8)
Net cash used for financing activities—discontinued operations	0	0
Net cash used for financing activities	(23.1)	(21.8)
Net increase (decrease) in cash during period	(29.5)	55.5
Cash balance at beginning of period	168.1	43.9
Cash balance at end of period	$ 138.6	$ 99.4