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Subsequent Event (Notes) | 12 Months Ended
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Dec. 31, 2013
Subsequent Events [Abstract] |
Subsequent Event | Subsequent Events Wobi On February 19, 2014, White Mountains acquired 54% of the outstanding common shares of Wobi Insurance Agency Ltd. (“Wobi”), an Israeli online personal lines price comparison business, for NIS 14.4 million (approximately $4.1 million based upon the foreign exchange spot rate at the date of acquisition). In addition to the common shares, White Mountains also purchased NIS 12.7 million (approximately $3.6 million based upon the foreign exchange spot rate at the date of acquisition) of newly-issued convertible preferred shares of Wobi. Star & Shield On January 31, 2014, White Mountains acquired certain assets and liabilities of Star & Shield Holdings LLC, including Star & Shield Risk Management LLC, the attorney-in-fact for Star & Shield Insurance Exchange (“SSIE”), for a purchase price of $1.8 million. SSIE is a Florida-domiciled reciprocal insurance exchange providing private passenger auto insurance to members of the public safety community and their families. In connection with the acquisition, White Mountains also purchased $12.0 million of surplus notes issued by SSIE.

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- Definition The entire disclosure for significant events or transactions that occurred after the balance sheet date through the date the financial statements were issued or the date the financial statements were available to be issued. Examples include: the sale of a capital stock issue, purchase of a business, settlement of litigation, catastrophic loss, significant foreign exchange rate changes, loans to insiders or affiliates, and transactions not in the ordinary course of business. + References No definition available. + Details
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