Subsequent Event (Notes)

12 Months Ended

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.