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v3.22.2.2

Segment Information (Tables) | 9 Months Ended
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Sep. 30, 2022
Segment Reporting [Abstract] |
Schedule of Financial Information for White Mountains' Segments | The following tables present the financial information for White Mountains’s segments:
Millions |  | HG Global/ BAM |  | Ark |  |  |  | Kudu |  |  |  | Other Operations |  | Total
Three Months Ended September 30, 2022 |  |  |  |  |  |  |  |  |  |  |  |  |  |
Earned insurance premiums |  | $ | 7.1 |  |  | $ | 346.1 |  |  |  |  | $ | — |  |  |  |  | $ | — |  |  | $ | 353.2 |
Net investment income |  | 5.7 |  |  | 4.9 |  |  |  |  | 14.8 |  |  |  |  | 8.5 |  |  | 33.9 |
Net realized and unrealized investment gains (losses) |  | (38.8) |  |  | (14.4) |  |  |  |  | 41.1 |  |  |  |  | (17.3) |  |  | (29.4) |
Net realized and unrealized investment gains (losses) from investment in MediaAlpha |  | — |  |  | — |  |  |  |  | — |  |  |  |  | (18.6) |  |  | (18.6) |
Commission revenues |  | — |  |  | — |  |  |  |  | — |  |  |  |  | 3.2 |  |  | 3.2 |
Other revenues |  | 1.3 |  |  | 6.6 |  |  |  |  | — |  |  |  |  | 33.0 |  |  | 40.9 |
Total revenues |  | (24.7) |  |  | 343.2 |  |  |  |  | 55.9 |  |  |  |  | 8.8 |  |  | 383.2 |
Loss and loss adjustment expenses |  | — |  |  | 213.7 |  |  |  |  | — |  |  |  |  | — |  |  | 213.7 |
Insurance and reinsurance acquisition expenses |  | 1.7 |  |  | 74.8 |  |  |  |  | — |  |  |  |  | — |  |  | 76.5 |
Cost of sales |  | — |  |  | — |  |  |  |  | — |  |  |  |  | 25.0 |  |  | 25.0 |
General and administrative expenses |  | 15.8 |  |  | 26.9 |  |  |  |  | 4.5 |  |  |  |  | 39.9 |  |  | 87.1 |
Amortization of other intangible assets |  | — |  |  | — |  |  |  |  | — |  |  |  |  | 1.4 |  |  | 1.4 |
Interest expense |  | 2.0 |  |  | 3.7 |  |  |  |  | 4.2 |  |  |  |  | .6 |  |  | 10.5 |
Total expenses |  | 19.5 |  |  | 319.1 |  |  |  |  | 8.7 |  |  |  |  | 66.9 |  |  | 414.2 |
Pre-tax income (loss) from continuing operations |  | $ | (44.2) |  |  | $ | 24.1 |  |  |  |  | $ | 47.2 |  |  |  |  | $ | (58.1) |  |  | $ | (31.0) |
Millions |  | HG Global/ BAM |  | Ark |  |  |  | Kudu |  |  |  | Other Operations |  | Total
Three Months Ended September 30, 2021 |  |  |  |  |  |  |  |  |  |  |  |  |  |
Earned insurance premiums |  | $ | 6.7 |  |  | $ | 213.4 |  |  |  |  | $ | — |  |  |  |  | $ | — |  |  | $ | 220.1 |
Net investment income |  | 4.4 |  |  | .6 |  |  |  |  | 9.5 |  |  |  |  | 5.0 |  |  | 19.5 |
Net realized and unrealized investment gains (losses) |  | (4.0) |  |  | .3 |  |  |  |  | 18.9 |  |  |  |  | 15.3 |  |  | 30.5 |
Net realized and unrealized investment gains (losses) from investment in MediaAlpha |  | — |  |  | — |  |  |  |  | — |  |  |  |  | (396.8) |  |  | (396.8) |
Commission revenues |  | — |  |  | — |  |  |  |  | — |  |  |  |  | 2.4 |  |  | 2.4 |
Other revenues |  | .3 |  |  | 3.4 |  |  |  |  | .1 |  |  |  |  | 28.1 |  |  | 31.9 |
Total revenues |  | 7.4 |  |  | 217.7 |  |  |  |  | 28.5 |  |  |  |  | (346.0) |  |  | (92.4) |
Losses and loss adjustment expenses |  | — |  |  | 129.2 |  |  |  |  | — |  |  |  |  | — |  |  | 129.2 |
Insurance and reinsurance acquisition expenses |  | 3.0 |  |  | 53.7 |  |  |  |  | — |  |  |  |  | — |  |  | 56.7 |
Cost of sales |  | — |  |  | — |  |  |  |  | — |  |  |  |  | 24.0 |  |  | 24.0 |
General and administrative expenses |  | 12.4 |  |  | 21.8 |  |  |  |  | 3.3 |  |  |  |  | 14.4 |  |  | 51.9 |
Amortization of other intangible assets |  | — |  |  | — |  |  |  |  | — |  |  |  |  | 2.0 |  |  | 2.0 |
Interest expense |  | — |  |  | 2.1 |  |  |  |  | 1.9 |  |  |  |  | .4 |  |  | 4.4 |
Total expenses |  | 15.4 |  |  | 206.8 |  |  |  |  | 5.2 |  |  |  |  | 40.8 |  |  | 268.2 |
Pre-tax income (loss) from continuing operations |  | $ | (8.0) |  |  | $ | 10.9 |  |  |  |  | $ | 23.3 |  |  |  |  | $ | (386.8) |  |  | $ | (360.6) |
Millions |  | HG Global/ BAM |  | Ark |  |  |  | Kudu |  |  |  | Other Operations |  | Total
Nine Months Ended September 30, 2022 |  |  |  |  |  |  |  |  |  |  |  |  |  |
Earned insurance premiums |  | $ | 26.0 |  |  | $ | 757.8 |  |  |  |  | $ | — |  |  |  |  | $ | — |  |  | $ | 783.8 |
Net investment income |  | 15.1 |  |  | 9.7 |  |  |  |  | 41.2 |  |  |  |  | 13.6 |  |  | 79.6 |
Net realized and unrealized investment gains (losses) |  | (114.0) |  |  | (76.5) |  |  |  |  | 45.8 |  |  |  |  | 2.8 |  |  | (141.9) |
Net realized and unrealized investment gains (losses) from investment in MediaAlpha |  | — |  |  | — |  |  |  |  | — |  |  |  |  | (113.3) |  |  | (113.3) |
Commission revenues |  | — |  |  | — |  |  |  |  | — |  |  |  |  | 8.7 |  |  | 8.7 |
Other revenues |  | 3.7 |  |  | 10.1 |  |  |  |  | — |  |  |  |  | 89.6 |  |  | 103.4 |
Total revenues |  | (69.2) |  |  | 701.1 |  |  |  |  | 87.0 |  |  |  |  | 1.4 |  |  | 720.3 |
Loss and loss adjustment expenses |  | — |  |  | 456.2 |  |  |  |  | — |  |  |  |  | — |  |  | 456.2 |
Insurance and reinsurance acquisition expenses |  | 9.5 |  |  | 174.9 |  |  |  |  | — |  |  |  |  | — |  |  | 184.4 |
Cost of sales |  | — |  |  | — |  |  |  |  | — |  |  |  |  | 68.8 |  |  | 68.8 |
General and administrative expenses |  | 49.5 |  |  | 79.8 |  |  |  |  | 10.2 |  |  |  |  | 118.9 |  |  | 258.4 |
Amortization of other intangible assets |  | — |  |  | — |  |  |  |  | .2 |  |  |  |  | 3.2 |  |  | 3.4 |
Interest expense |  | 5.4 |  |  | 10.6 |  |  |  |  | 10.3 |  |  |  |  | 1.2 |  |  | 27.5 |
Total expenses |  | 64.4 |  |  | 721.5 |  |  |  |  | 20.7 |  |  |  |  | 192.1 |  |  | 998.7 |
Pre-tax income (loss) from continuing operations |  | $ | (133.6) |  |  | $ | (20.4) |  |  |  |  | $ | 66.3 |  |  |  |  | $ | (190.7) |  |  | $ | (278.4) |
Millions |  | HG Global/ BAM |  | Ark |  |  |  | Kudu |  |  |  | Other Operations |  | Total
Nine Months Ended September 30, 2021 |  |  |  |  |  |  |  |  |  |  |  |  |  |
Earned insurance premiums |  | $ | 19.6 |  |  | $ | 435.8 |  |  |  |  | $ | — |  |  |  |  | $ | — |  |  | $ | 455.4 |
Net investment income |  | 13.2 |  |  | 1.8 |  |  |  |  | 26.1 |  |  |  |  | 16.1 |  |  | 57.2 |
Net realized and unrealized investment gains (losses) |  | (15.6) |  |  | 10.3 |  |  |  |  | 62.5 |  |  |  |  | 34.0 |  |  | 91.2 |
Net realized and unrealized investment gains (losses) from investment in MediaAlpha |  | — |  |  | — |  |  |  |  | — |  |  |  |  | (325.5) |  |  | (325.5) |
Commission revenues |  | — |  |  | — |  |  |  |  | — |  |  |  |  | 7.0 |  |  | 7.0 |
Other revenues |  | .9 |  |  | 9.4 |  |  |  |  | .2 |  |  |  |  | 57.6 |  |  | 68.1 |
Total revenues |  | 18.1 |  |  | 457.3 |  |  |  |  | 88.8 |  |  |  |  | (210.8) |  |  | 353.4 |
Losses and loss adjustment expenses |  | — |  |  | 247.8 |  |  |  |  | — |  |  |  |  | — |  |  | 247.8 |
Insurance and reinsurance acquisition expenses |  | 6.5 |  |  | 124.4 |  |  |  |  | — |  |  |  |  | — |  |  | 130.9 |
Cost of sales |  | — |  |  | — |  |  |  |  | — |  |  |  |  | 45.9 |  |  | 45.9 |
General and administrative expenses |  | 42.7 |  |  | 84.4 |  |  |  |  | 9.0 |  |  |  |  | 79.4 |  |  | 215.5 |
Amortization of other intangible assets |  | — |  |  | — |  |  |  |  | .2 |  |  |  |  | 2.9 |  |  | 3.1 |
Interest expense |  | — |  |  | 4.5 |  |  |  |  | 9.2 |  |  |  |  | 1.1 |  |  | 14.8 |
Total expenses |  | 49.2 |  |  | 461.1 |  |  |  |  | 18.4 |  |  |  |  | 129.3 |  |  | 658.0 |
Pre-tax income (loss) from continuing operations |  | $ | (31.1) |  |  | $ | (3.8) |  |  |  |  | $ | 70.4 |  |  |  |  | $ | (340.1) |  |  | $ | (304.6) |
Schedule of Reconciliation of Revenue from Segments to Consolidated |

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- Definition Tabular disclosure of the profit or loss and total assets for each reportable segment. An entity discloses certain information on each reportable segment if the amounts (a) are included in the measure of segment profit or loss reviewed by the chief operating decision maker or (b) are otherwise regularly provided to the chief operating decision maker, even if not included in that measure of segment profit or loss. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 280 -SubTopic 10 -Section 50 -Paragraph 22 -URI https://asc.fasb.org/extlink&oid=126901519&loc=d3e8736-108599 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 280 -SubTopic 10 -Section 50 -Paragraph 25 -URI https://asc.fasb.org/extlink&oid=126901519&loc=d3e8813-108599 Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 350 -SubTopic 20 -Section 50 -Paragraph 1 -URI https://asc.fasb.org/extlink&oid=121556970&loc=d3e13816-109267 Reference 4: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 280 -SubTopic 10 -Section 50 -Paragraph 30 -URI https://asc.fasb.org/extlink&oid=126901519&loc=d3e8906-108599 + Details
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