v3.25.4
Subsidiaries (Details)
12 Months Ended
Oct. 13, 2025
Dec. 20, 2024
Dec. 31, 2025
Dec. 31, 2024
Dec. 31, 2023
Eurolife FFH General Insurance Single Member S.A. (Eurolife General)          
Subsidiaries          
Percentage of equity interest 80.00%        
Recipe Unlimited Corporation (Recipe)          
Subsidiaries          
Percentage of equity interest     100.00% 84.00%  
Peak Achievement Athletics, Inc.          
Subsidiaries          
Percentage of equity interest   100.00%     42.60%
Property and Casualty Insurance and Reinsurance | North American Insurers | Northbridge Financial Corporation (Northbridge)          
Subsidiaries          
Percentage of equity interest     100.00%    
Property and Casualty Insurance and Reinsurance | North American Insurers | Crum & Forster Holdings Corp. (Crum & Forster)          
Subsidiaries          
Percentage of equity interest     100.00%    
Property and Casualty Insurance and Reinsurance | North American Insurers | Zenith National Insurance Corp. (Zenith National)          
Subsidiaries          
Percentage of equity interest     100.00%    
Property and Casualty Insurance and Reinsurance | Global Insurers and Reinsurers | Odyssey Group Holdings, Inc. (Odyssey Group)          
Subsidiaries          
Percentage of equity interest     90.00%    
Property and Casualty Insurance and Reinsurance | Global Insurers and Reinsurers | Brit Group Holdings Limited (Brit)          
Subsidiaries          
Percentage of equity interest     100.00%    
Property and Casualty Insurance and Reinsurance | Global Insurers and Reinsurers | Ki Financial Limited (Ki)          
Subsidiaries          
Percentage of equity interest     20.00%    
Property and Casualty Insurance and Reinsurance | Global Insurers and Reinsurers | Allied World Assurance Company Holdings, Ltd (Allied World)          
Subsidiaries          
Percentage of equity interest     83.40%    
Property and Casualty Insurance and Reinsurance | International Insurers and Reinsurers | Bryte Insurance Company Ltd (Bryte Insurance)          
Subsidiaries          
Percentage of equity interest     100.00%    
Property and Casualty Insurance and Reinsurance | International Insurers and Reinsurers | Eurolife FFH General Insurance Single Member S.A. (Eurolife General)          
Subsidiaries          
Percentage of equity interest     80.00%    
Property and Casualty Insurance and Reinsurance | International Insurers and Reinsurers | Gulf Insurance Group K.S.C.P.          
Subsidiaries          
Percentage of equity interest     97.10%    
Property and Casualty Insurance and Reinsurance | Fairfax Central and Eastern Europe | Polskie Towarzystwo Reasekuracji Spolka Akcyjna (Polish Re)          
Subsidiaries          
Percentage of equity interest     100.00%    
Property and Casualty Insurance and Reinsurance | Fairfax Central and Eastern Europe | Colonnade Insurance S.A. (Colonnade Insurance)          
Subsidiaries          
Percentage of equity interest     100.00%    
Property and Casualty Insurance and Reinsurance | Fairfax Central and Eastern Europe | ARX Insurance Company (ARX Insurance)          
Subsidiaries          
Percentage of equity interest     100.00%    
Property and Casualty Insurance and Reinsurance | Fairfax Central and Eastern Europe | Private Joint Stock Company Insurance Company Universalna (Universalna)          
Subsidiaries          
Percentage of equity interest     100.00%    
Property and Casualty Insurance and Reinsurance | Fairfax Latin America | Fairfax Brasil Seguros Corporativos S.A. (Fairfax Brasil)          
Subsidiaries          
Percentage of equity interest     100.00%    
Property and Casualty Insurance and Reinsurance | Fairfax Latin America | La Meridional Compania Argentina de Seguros S.A. (La Meridional Argentina)          
Subsidiaries          
Percentage of equity interest     100.00%    
Property and Casualty Insurance and Reinsurance | Fairfax Latin America | SBS Seguros Colombia S.A. (Southbridge Colombia)          
Subsidiaries          
Percentage of equity interest     100.00%    
Property and Casualty Insurance and Reinsurance | Fairfax Latin America | SBI Seguros Uruguay S.A. (Southbridge Uruguay)          
Subsidiaries          
Percentage of equity interest     100.00%    
Property and Casualty Insurance and Reinsurance | Fairfax Latin America | Southbridge Compania de Seguros Generales S.A. (Southbridge Chile)          
Subsidiaries          
Percentage of equity interest     100.00%    
Property and Casualty Insurance and Reinsurance | Group Re | CRC Reinsurance Limited (CRC Re)          
Subsidiaries          
Percentage of equity interest     100.00%    
Property and Casualty Insurance and Reinsurance | Group Re | Wentworth Insurance Company Ltd. (Wentworth)          
Subsidiaries          
Percentage of equity interest     100.00%    
Property and Casualty Insurance and Reinsurance | Group Re | Connemara Reinsurance Company Ltd. (Connemara)          
Subsidiaries          
Percentage of equity interest     100.00%    
Property and Casualty Insurance and Reinsurance | Fairfax Asia | Falcon Insurance Company (Hong Kong) Limited (Falcon)          
Subsidiaries          
Percentage of equity interest     100.00%    
Property and Casualty Insurance and Reinsurance | Fairfax Asia | The Pacific Insurance Berhad (Pacific Insurance)          
Subsidiaries          
Percentage of equity interest     85.00%    
Property and Casualty Insurance and Reinsurance | Fairfax Asia | PT Asuransi Multi Artha Guna Tbk (AMAG Insurance)          
Subsidiaries          
Percentage of equity interest     80.90%    
Property and Casualty Insurance and Reinsurance | Fairfax Asia | The Falcon Insurance Public Company Limited (Falcon Thailand)          
Subsidiaries          
Percentage of equity interest     99.80%    
Property and Casualty Insurance and Reinsurance | Fairfax Asia | Singapore Reinsurance Corporation Limited (Singapore Re)          
Subsidiaries          
Percentage of equity interest     100.00%    
Life insurance and Run-off | Eurolife FFH Insurance Group Holdings S.A. (Eurolife)          
Subsidiaries          
Percentage of equity interest     80.00%    
Life insurance and Run-off | U.S. Run-off | TIG Insurance Company (TIG Insurance)          
Subsidiaries          
Percentage of equity interest     100.00%    
Investment management | Hamblin Watsa Investment Counsel Ltd. (Hamblin Watsa)          
Subsidiaries          
Percentage of equity interest     100.00%    
Non-insurance | Restaurants and retail | Recipe Unlimited Corporation (Recipe)          
Subsidiaries          
Percentage of equity interest     100.00%    
Non-insurance | Restaurants and retail | Sleep Country Canada Inc. (Sleep Country)          
Subsidiaries          
Percentage of equity interest     100.00%    
Non-insurance | Restaurants and retail | Sporting Life Group Limited (Sporting Life Group)          
Subsidiaries          
Percentage of equity interest     88.00%    
Non-insurance | Fairfax India | Fairfax India Holdings Corporation (Fairfax India)          
Subsidiaries          
Percentage of equity interest     42.90%    
Proportion of voting rights held     95.20%    
Non-insurance | Thomas Cook India | Thomas Cook (India) Limited (Thomas Cook India)          
Subsidiaries          
Percentage of equity interest     64.50%    
Non-insurance | Other | AGT Food and Ingredients Inc. (AGT)          
Subsidiaries          
Percentage of equity interest     65.70%    
Non-insurance | Other | Dexterra Group Inc. (Dexterra Group)          
Subsidiaries          
Percentage of equity interest     50.40%    
Non-insurance | Other | Farmers Edge Inc. (Farmers Edge)          
Subsidiaries          
Percentage of equity interest     70.50%    
Non-insurance | Other | Grivalia Hospitality S.A. (Grivalia Hospitality)          
Subsidiaries          
Percentage of equity interest     83.60%    
Non-insurance | Other | Meadow Foods Limited (Meadow Foods)          
Subsidiaries          
Percentage of equity interest     94.70%    
Non-insurance | Other | Peak Achievement Athletics, Inc.          
Subsidiaries          
Percentage of equity interest     100.00%    
Ki Financial Limited (Ki)          
Subsidiaries          
Proportion of voting rights held     51.00%    
Thomas Cook (India) Limited (Thomas Cook India) | Sterling Holiday Resorts Limited (Sterling Resorts)          
Subsidiaries          
Percentage of equity interest     64.50%    
Proportion of voting rights held     100.00%