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v2.3.0.11

Segment Information (Details) (USD $) In Millions | 3 Months Ended | 6 Months Ended
--- | --- | ---
Jun. 30, 2011 | Jun. 30, 2010 | Jun. 30, 2011 | Jun. 30, 2010
Segment reporting information |  |  |  |
Earned insurance and reinsurance premiums | $ 495.8 | $ 649.4 | $ 982.0 | $ 1,315.2
Net investment income | 45.8 | 52.7 | 95.3 | 108.5
Net realized and unrealized investment (losses) gains | 57.3 | 11.1 | 76.6 | 93.1
Other revenue | (27.8) | (23.6) | (34.8) | (13.5)
Total revenues | 571.1 | 689.6 | 1,119.1 | 1,503.3
Loss and loss adjustment expenses | 292.4 | 402.1 | 665.0 | 954.0
Insurance and reinsurance acquisition expenses | 100.4 | 134.6 | 193.1 | 273.6
Other underwriting expenses | 74.8 | 81.9 | 151.0 | 177.5
General and administrative expenses | 56.2 | 52.3 | 84.2 | 87.4
Interest expense on debt | 12.9 | 14.7 | 26.0 | 31.0
Total expenses | 536.7 | 685.6 | 1,119.3 | 1,523.5
Pre-tax income (loss) from continuing operations | 34.4 | 4.0 | (0.2) | (20.2)
OneBeacon |  |  |  |
Segment reporting information |  |  |  |
Earned insurance and reinsurance premiums | 265.0 | 428.3 | 528.5 | 881.5
Net investment income | 18.7 | 25.0 | 39.7 | 53.3
Net realized and unrealized investment (losses) gains | 11.0 | (14.4) | 34.1 | 28.0
Other revenue | (11.5) | (10.0) | (10.7) | (10.8)
Total revenues | 283.2 | 428.9 | 591.6 | 952.0
Loss and loss adjustment expenses | 151.8 | 261.9 | 296.4 | 595.6
Insurance and reinsurance acquisition expenses | 55.4 | 91.3 | 106.4 | 188.8
Other underwriting expenses | 47.5 | 58.5 | 99.9 | 132.7
General and administrative expenses | 2.6 | 3.0 | 4.9 | 7.3
Interest expense on debt | 6.0 | 7.9 | 12.3 | 17.0
Total expenses | 263.3 | 422.6 | 519.9 | 941.4
Pre-tax income (loss) from continuing operations | 19.9 | 6.3 | 71.7 | 10.6
White Mountains Re Segment |  |  |  |
Segment reporting information |  |  |  |
Earned insurance and reinsurance premiums | 230.8 | 221.1 | 453.5 | 433.7
Net investment income | 22.7 | 24.2 | 46.2 | 48.3
Net realized and unrealized investment (losses) gains | 45.5 | 25.8 | 37.9 | 65.5
Other revenue | (24.0) | (13.3) | (27.6) | (6.9)
Total revenues | 275.0 | 257.8 | 510.0 | 540.6
Insurance and reinsurance acquisition expenses | 45.0 | 43.3 | 86.7 | 84.8
Other underwriting expenses | 27.3 | 23.4 | 51.1 | 44.8
General and administrative expenses | 9.2 | 9.0 | 15.9 | 18.4
Interest expense on debt | 6.6 | 6.5 | 13.1 | 13.4
Total expenses | 228.7 | 222.4 | 535.4 | 519.8
Pre-tax income (loss) from continuing operations | 46.3 | 35.4 | (25.4) | 20.8
Other Operations |  |  |  |
Segment reporting information |  |  |  |
Net investment income | 4.4 | 3.5 | 9.4 | 6.9
Net realized and unrealized investment (losses) gains | 0.8 | (0.3) | 4.6 | (0.4)
Other revenue | 7.7 | (0.3) | 3.5 | 4.2
Total revenues | 12.9 | 2.9 | 17.5 | 10.7
General and administrative expenses | 44.4 | 40.3 | 63.4 | 61.7
Interest expense on debt | 0.3 | 0.3 | 0.6 | 0.6
Total expenses | 44.7 | 40.6 | 64.0 | 62.3
Pre-tax income (loss) from continuing operations | $ (31.8) | $ (37.7) | $ (46.5) | $ (51.6)

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- Definition The total amount of expense recognized during the period for future policy benefits, claims and claims adjustment costs, and for selling, general and administrative costs. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 04 -Paragraph 5, 6, 7 -Article 7 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 944 -SubTopic 225 -Section S99 -Paragraph 1 -Subparagraph (SX 210.7-04.5,6,7) -URI http://asc.fasb.org/extlink&oid=6879464&loc=d3e573970-122913 + Details
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- Definition The income earned from investments in securities and property, equipment and other capital assets. It includes rent from property and equipment, dividends from shares in corporations, and interest from bonds, loans, mortgages, derivatives, commercial paper, bank accounts, certificates of deposits, treasuries, and other financial securities. It does not include realized gains and losses on investments. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 16 -Article 12 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 04 -Paragraph 2 -Article 7 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 944 -SubTopic 225 -Section S99 -Paragraph 1 -Subparagraph (SX 210.7-04.2) -URI http://asc.fasb.org/extlink&oid=6879464&loc=d3e573970-122913 + Details
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- Definition Costs incurred during the period, such as those relating to general administration and policy maintenance that do not vary with and are not primarily related to the acquisition or renewal of insurance contracts. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 944 -SubTopic 720 -Section 25 -Paragraph 2 -URI http://asc.fasb.org/extlink&oid=6968134&loc=d3e28434-158551 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 04 -Paragraph 7 -Article 7 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Statement of Financial Accounting Standard (FAS) -Number 60 -Paragraph 27 -LegacyDoc This reference is SUPERSEDED by the Accounting Standards Codification effective for interim and annual periods ending after September 15, 2009. This reference is included to help users transition from the previous accounting hierarchy and will be removed from future versions of this taxonomy. Reference 4: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 944 -SubTopic 225 -Section S99 -Paragraph 1 -Subparagraph (SX 210.7-04.7) -URI http://asc.fasb.org/extlink&oid=6879464&loc=d3e573970-122913 + Details
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- Definition Amount of policy acquisition costs charged to expense in the period. Includes deferred policy acquisition costs amortized in the period, generally in proportion to related revenue earned over the policy or contract term. + Details
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