CONSOLIDATED STATEMENTS OF CASH FLOWS (USD $) In Millions, unless otherwise specified	9 Months Ended
	Sep. 30, 2014	Sep. 30, 2013
Cash flows from operations:
Net income	$ 235.6	$ 191.2
Charges (credits) to reconcile net income to net cash (used for) provided from operations:
Net realized and unrealized investment gains	(198.5)	(66.1)
Deferred income tax expense	19.7	5.4
Net income from discontinued operations	(8.8)	(4.8)
Gain on sale of subsidiary - Citation and Essentia	(0.7)	(23.0)
Excess of fair value of acquired net assets over cost - Ashmere	0	(6.9)
Undistributed equity in earnings from unconsolidated affiliates, net of tax	(33.3)	(24.9)
Other operating items:
Net change in loss and loss adjustment expense reserves	2.3	(95.1)
Net change in reinsurance recoverable on paid and unpaid losses	(28.3)	15.5
Net change in unearned insurance and reinsurance premiums	232.8	91.2
Net change in variable annuity benefit guarantee liabilities	(41.1)	(297.8)
Net change in variable annuity benefit guarantee derivative instruments	3.9	6.8
Net change in deferred acquisition costs	(36.3)	7.6
Net change in funds held by ceding entities	(24.7)	36.0
Net change in ceded unearned premiums	(35.3)	(30.6)
Net change in funds held under reinsurance treaties	11.8	44.8
Net change in insurance and reinsurance premiums receivable	(197.5)	(143.8)
Net change in ceded reinsurance payable	63.9	53.2
Net change in restricted cash	32.3	175.4
Net change in other assets and liabilities, net	153.1	88.6
Net cash provided from operations - continuing operations	150.9	22.7
Net cash used for operations - discontinued operations	(27.6)	(93.5)
Net cash provided from (used for) operations	123.3	(70.8)
Cash flows from investing activities:
Net change in short-term investments	(240.8)	(9.9)
Sales of fixed maturity and convertible fixed maturity investments	3,654.4	3,350.9
Maturities, calls and paydowns of fixed maturity and convertible fixed maturity investments	368.3	380.0
Sales of common equity securities	344.7	412.5
Distributions and redemptions of other long-term investments	45.1	36.6
Sales of consolidated and unconsolidated affiliates, net of cash sold	12.8	31.3
Funding of operational cash flows for discontinued operations	(27.6)	(93.5)
Purchases of other long-term investments	(31.6)	(31.7)
Purchases of common equity securities	(163.4)	(357.6)
Purchases of fixed maturity and convertible fixed maturity investments	(3,764.2)	(3,403.8)
Purchases of consolidated and unconsolidated affiliates, net of cash acquired	(32.2)	(9.2)
Net change in unsettled investment purchases and sales	28.9	(17.8)
Net acquisitions of property and equipment	(8.5)	(10.4)
Net cash provided from investing activities - continuing operations	185.9	277.4
Net cash provided from investing activities - discontinued operations	27.6	93.5
Net cash provided from investing activities	213.5	370.9
Cash flows from financing activities:
Draw down of revolving line of credit	40.0	150.0
Repayment of revolving line of credit	(40.2)	(225.0)
Payments on capital lease obligation	(4.0)	(4.0)
Cash dividends paid to the Company’s common shareholders	(6.2)	(6.2)
Cash dividends paid to OneBeacon Ltd.’s non-controlling common shareholders	(14.8)	(14.9)
Cash dividends paid on SIG Preference Shares	(9.4)	(9.4)
Common shares repurchased	(100.6)	(79.8)
OneBeacon Ltd. common shares repurchased and retired	(1.8)	0
Capital contributions from non-controlling interest of consolidated LPs	2.5	1.6
Redemptions paid to non-controlling interest of consolidated LPs	(4.9)	(0.7)
Purchase of interest rate cap	0	(9.9)
Collateral provided by interest rate cap counterparties	(5.4)	9.7
Capital contributions from BAM members	11.6	11.5
Net cash used for financing activities - continuing operations	(133.2)	(177.1)
Net cash (used for) provided from financing activities - discontinued operations	0	0
Net cash used for financing activities	(133.2)	(177.1)
Effect of exchange rate changes on cash	(10.6)	1.0
Net change in cash during the period	193.0	124.0
Cash balances at beginning of period (excludes restricted cash balances of $56.1 and $249.8)	326.7	212.6
Cash balances at end of period (excludes restricted cash balances of $23.8 and $74.4)	519.7	336.6
Supplemental cash flows information:
Interest paid	(41.3)	(32.0)
Net income tax refund (payment) to national governments	$ 7.8	$ (1.5)