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SCHEDULE II CONDENSED FINANCIAL INFORMATION OF THE REGISTRANT (Details 3) (USD $) | 3 Months Ended | 12 Months Ended |  | 1 Months Ended | 12 Months Ended |  | 1 Months Ended | 12 Months Ended
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Dec. 31, 2013 | Sep. 30, 2013 | Jun. 30, 2013 | Mar. 31, 2013 | Dec. 31, 2012 | Sep. 30, 2012 | Jun. 30, 2012 | Mar. 31, 2012 | Dec. 31, 2013 | Dec. 31, 2012 | Dec. 31, 2011 | Dec. 31, 2010 | Dec. 31, 2013 Lone Tree Insurance Group Ltd | Nov. 30, 2011 Lone Tree Insurance Group Ltd | Dec. 31, 2013 White Mountains Insurance Group Ltd. | Dec. 31, 2012 White Mountains Insurance Group Ltd. | Dec. 31, 2011 White Mountains Insurance Group Ltd. | Dec. 31, 2010 White Mountains Insurance Group Ltd. | Dec. 31, 2013 Fixed maturity investments Lone Tree Insurance Group Ltd | Nov. 30, 2011 Fixed maturity investments Lone Tree Insurance Group Ltd | Nov. 30, 2011 Short-term investments Lone Tree Insurance Group Ltd | Dec. 31, 2013 Cash Lone Tree Insurance Group Ltd | Dec. 31, 2013 Revolving Credit Facility [Member] White Mountains Insurance Group Ltd.
CONDENSED FINANCIAL INFORMATION OF THE REGISTRANT |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Net income attributable to White Mountains’ common shareholders | $ 117,900,000 | $ 57,200,000 | $ 26,300,000 | $ 120,400,000 | $ 68,200,000 | $ 19,100,000 | $ 26,100,000 | $ 94,000,000 | $ 321,800,000 | $ 207,400,000 | $ 767,900,000 |  |  |  | $ 321,800,000 |  | $ 207,400,000 |  | $ 767,900,000 |  |  |  |  |  |  |
Charges (credits) to reconcile net income to net cash (used for) provided from operations: |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Net realized and unrealized investment gains |  |  |  |  |  |  |  |  | (161,700,000) | (118,200,000) | (74,100,000) |  |  |  | (200,000) |  | (11,000,000) |  | (3,100,000) |  |  |  |  |  |  |
Undistributed current earnings from subsidiaries |  |  |  |  |  |  |  |  |  |  |  |  |  |  | (359,700,000) |  | (219,300,000) |  | (806,700,000) |  |  |  |  |  |  |
Other non-cash reconciling items including restricted share and option amortization |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 15,600,000 |  | 22,100,000 |  | 7,200,000 |  |  |  |  |  |  |
Net change in other assets and liabilities, net |  |  |  |  |  |  |  |  | 63,200,000 | (52,700,000) | (62,200,000) |  |  |  | (2,900,000) |  | (10,000,000) |  | 6,500,000 |  |  |  |  |  |  |
Net cash used for operations |  |  |  |  |  |  |  |  | (101,000,000) | (225,800,000) | (114,500,000) |  |  |  | (25,400,000) |  | (10,800,000) |  | (28,200,000) |  |  |  |  |  |  |
Cash flows from investing activities: |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Net decrease in short-term investments |  |  |  |  |  |  |  |  | 34,800,000 | 145,300,000 | 174,500,000 |  |  |  | 7,500,000 | [1] | 63,300,000 | [1] | 267,300,000 | [1] |  |  |  |  |  |
Purchases of investment securities |  |  |  |  |  |  |  |  |  |  |  |  |  |  | (26,200,000) | [1],[2] | (706,200,000) | [1],[2] | (237,300,000) | [1],[2] |  |  |  |  |  |
Sales and maturities of investment securities |  |  |  |  |  |  |  |  | 4,924,800,000 | 6,997,500,000 | 5,034,000,000 |  |  |  | 61,100,000 | [3] | 2,009,700,000 | [3] | 59,000,000 | [3] |  |  |  |  |  |
Issuance of debt (to) from subsidiaries |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 153,900,000 | [4] | (121,000,000) | [4] | 0 | [4] |  |  |  |  |  |
Repayment of debt (to) from subsidiaries |  |  |  |  |  |  |  |  |  |  |  |  |  |  | (10,300,000) | [1] | 28,500,000 | [1] | 192,500,000 | [1] |  |  |  |  |  |
Payments to subsidiaries |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 0 | [3] | (663,000,000) | [3] | 0 | [3] |  |  |  |  |  |
Distributions from subsidiaries |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 100,000 | [2] | 0 | [2] | 7,200,000 | [2] |  |  |  |  |  |
Net cash provided from investing activities |  |  |  |  |  |  |  |  | 401,800,000 | 829,600,000 | 799,600,000 |  |  |  | 186,100,000 |  | 611,300,000 |  | 288,700,000 |  |  |  |  |  |  |
Cash flows from financing activities: |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Draw down of revolving line of credit |  |  |  |  |  |  |  |  | 200,000,000 | 150,000,000 | 0 |  |  |  | 200,000,000 | [5] | 150,000,000 | [5] | 0 | [5] |  |  |  |  |  |
Repayment of revolving line of credit |  |  |  |  |  |  |  |  | (275,000,000) | (75,000,000) | 0 |  |  |  | (275,000,000) | [4],[5] | (75,000,000) | [4],[5] | 0 | [4],[5] |  |  |  |  |  | (75,000,000)
Proceeds from issuances of common shares |  |  |  |  |  |  |  |  | 0 | 0 | 900,000 |  |  |  | 0 |  | 0 |  | 900,000 |  |  |  |  |  |  |
Repurchases and retirement of common shares |  |  |  |  |  |  |  |  | (79,800,000) | (669,100,000) | (253,000,000) |  |  |  | (79,800,000) | [3],[4] | (669,100,000) | [3],[4] | (253,000,000) | [3],[4] |  |  |  |  |  |
Dividends paid on common shares |  |  |  |  |  |  |  |  | (6,200,000) | (6,600,000) | (8,000,000) |  |  |  | (6,200,000) |  | (6,600,000) |  | (8,000,000) |  |  |  |  |  |  |
Net cash used for financing activities |  |  |  |  |  |  |  |  | (186,500,000) | (648,200,000) | (460,200,000) |  |  |  | (161,000,000) |  | (600,700,000) |  | (260,100,000) |  |  |  |  |  |  |
Net change in cash during the period |  |  |  |  |  |  |  |  | 114,100,000 | (41,300,000) | 223,400,000 |  |  |  | (300,000) |  | (200,000) |  | 400,000 |  |  |  |  |  |  |
Cash balance at beginning of year | 326,700,000 |  |  |  | 212,600,000 |  |  |  | 326,700,000 | 212,600,000 | 251,900,000 | 103,600,000 |  |  | 200,000 |  | 500,000 |  | 700,000 |  | 300,000 |  |  |  |  |
Cash balance at end of year | 326,700,000 |  |  |  | 212,600,000 |  |  |  | 326,700,000 | 212,600,000 | 251,900,000 | 103,600,000 |  |  | 200,000 |  | 500,000 |  | 700,000 |  | 300,000 |  |  |  |  |
Cash dividends received on warrants |  |  |  |  |  |  |  |  |  |  |  |  | 0 |  |  |  |  |  |  |  |  | 0 |  |  | 0 |
Interest Paid |  |  |  |  |  |  |  |  | 42,600,000 | 44,600,000 | 59,000,000 |  |  |  | 3,700,000 |  | 2,000,000 |  | 12,400,000 |  |  |  |  |  |  |
Noncash distribution received |  |  |  |  |  |  |  |  |  |  |  |  | 0 |  |  |  |  |  |  |  |  |  |  |  |  |
Common shares repurchased and retired during the period |  |  |  |  |  |  |  |  |  | 1,329,640 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Noncash investments acquired |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 0 | 284.7 |  |
Noncash payables acquired |  |  |  |  |  |  |  |  |  |  |  |  |  | $ 417.5 |  |  |  |  |  |  |  |  |  |  |  |
[1] | In November 2011, Lone Tree Insurance Group Ltd., a direct wholly-owned subsidiary of the Registrant, was liquidated into the Registrant. Significant non-cash balances that were transferred to the Registrant as part of the liquidation included fixed maturity investments of $1,146.9, short-term investments of $284.7 and a payable to subsidiary of $417.5.
[2] | During 2013, the Company received a distribution of $28.0 from its direct wholly-owned subsidiary Lone Tree Holdings, Ltd. The distribution included $27.9 of fixed maturities and $.1 of cash. Purchases of investment securities excludes the non-cash distribution of $27.9.
[3] | During 2012, the Company sold the majority of its fixed maturity investments and used the proceeds to (a) contribute $663.0 to its subsidiaries, the majority of which was used to fund HG Global and (b) repurchase 1,329,640 of its common shares for $669.1.
[4] | During 2013, the Company used cash proceeds received from the issuance of debt to repurchase $79.8 of its common shares and repay $75.0 of its revolving line of credit.
[5] | The WTM Bank Facility presented in Note 6 - “Debt” is a direct obligation of the Registrant.

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