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General Information (Details 2)
 12 Months Ended
Feb. 18, 2020
Dec. 31, 2020
Dec. 31, 2019
Statement [Line Items]      
Proportion of ownership interest in subsidiary 50.0909%    
Aguas CCU-Nestle Chile S.A. [Member]      
Statement [Line Items]      
Name of subsidiary   Aguas CCU-Nestlé Chile S.A.  
Subsidiary Tax ID   76,007,212-5  
Country of incorporation of subsidiary   Chile  
Description of functional currency   Chilean Pesos  
Proportion of ownership interest in subsidiary   50.0917% 50.0917%
Cervecera Guayacan SpA. [Member]      
Statement [Line Items]      
Name of subsidiary [1]   Cervecera Guayacán SpA. (***) (5)  
Subsidiary Tax ID [1]   76,035,409-0  
Country of incorporation of subsidiary [1]   Chile  
Description of functional currency [1]   Chilean Pesos  
Proportion of ownership interest in subsidiary [1]   25.0006% 25.0006%
CRECCU S.A. [Member]      
Statement [Line Items]      
Name of subsidiary   CRECCU S.A.  
Subsidiary Tax ID   76,041,227-9  
Country of incorporation of subsidiary   Chile  
Description of functional currency   Chilean Pesos  
Proportion of ownership interest in subsidiary   100.00% 100.00%
Cerveceria Belga de la Patagonia S.A. [Member]      
Statement [Line Items]      
Name of subsidiary [1]   Cervecería Belga de la Patagonia S.A. (***)  
Subsidiary Tax ID [1]   76,077,848-6  
Country of incorporation of subsidiary [1]   Chile  
Description of functional currency [1]   Chilean Pesos  
Proportion of ownership interest in subsidiary [1]   25.5034% 25.5034%
Inversiones Invex CCU Dos Ltda. [Member]      
Statement [Line Items]      
Name of subsidiary   Inversiones Invex CCU Dos Ltda.  
Subsidiary Tax ID   76,126,311-0  
Country of incorporation of subsidiary   Chile  
Description of functional currency   Chilean Pesos  
Proportion of ownership interest in subsidiary   100.00% 100.00%
Inversiones Invex CCU Tres Ltda. [Member]      
Statement [Line Items]      
Name of subsidiary   Inversiones Invex CCU Tres Ltda. (19)  
Subsidiary Tax ID   76,248,389-0  
Country of incorporation of subsidiary   Chile  
Description of functional currency   Chilean Pesos  
Proportion of ownership interest in subsidiary   100.00% 100.00%
Bebidas CCU-PepsiCo SpA [Member]      
Statement [Line Items]      
Name of subsidiary [1]   Bebidas CCU-PepsiCo SpA. (***)  
Subsidiary Tax ID [1]   76,337,371-1  
Country of incorporation of subsidiary [1]   Chile  
Description of functional currency [1]   Chilean Pesos  
Proportion of ownership interest in subsidiary [1]   49.9888% 49.9888%
CCU Inversiones II Ltda. [Member]      
Statement [Line Items]      
Name of subsidiary   CCU Inversiones II Ltda. (8)  
Subsidiary Tax ID   76,349,531-0  
Country of incorporation of subsidiary   Chile  
Description of functional currency   US Dollar  
Proportion of ownership interest in subsidiary   100.00% 100.00%
Cervecera Szot SpA [Member]      
Statement [Line Items]      
Name of subsidiary [1]   Cervecería Szot SpA. (***) (13)  
Subsidiary Tax ID [1]   76,481,675-7  
Country of incorporation of subsidiary [1]   Chile  
Description of functional currency [1]   Chilean Pesos  
Proportion of ownership interest in subsidiary [1]   25.0006% 25.0009%
Bebidas Carozzi CCU SpA. [Member]      
Statement [Line Items]      
Name of subsidiary [1]   Bebidas Carozzi CCU SpA. (***)  
Subsidiary Tax ID [1]   76,497,609-6  
Country of incorporation of subsidiary [1]   Chile  
Description of functional currency [1]   Chilean Pesos  
Proportion of ownership interest in subsidiary [1]   49.9917% 49.9917%
Bebidas Ecusa SpA. [Member]      
Statement [Line Items]      
Name of subsidiary   Bebidas Ecusa SpA.  
Subsidiary Tax ID   76,517,798-7  
Country of incorporation of subsidiary   Chile  
Description of functional currency   Chilean Pesos  
Proportion of ownership interest in subsidiary   99.9834% 99.9834%
Promarca Internacional SpA [Member]      
Statement [Line Items]      
Name of subsidiary [1]   Promarca Internacional SpA. (***)  
Subsidiary Tax ID [1]   76,574,762-7  
Country of incorporation of subsidiary [1]   Chile  
Description of functional currency [1]   US Dollar  
Proportion of ownership interest in subsidiary [1]   49.9917% 49.9917%
CCU Inversiones S.A [Member]      
Statement [Line Items]      
Name of subsidiary   CCU Inversiones S.A. (3)  
Subsidiary Tax ID   76,593,550-4  
Country of incorporation of subsidiary   Chile  
Description of functional currency   Chilean Pesos  
Proportion of ownership interest in subsidiary   99.7775% 99.7775%
Inversiones Internacionales SpA. [Member]      
Statement [Line Items]      
Name of subsidiary   Inversiones Internacionales SpA.  
Subsidiary Tax ID   76,688,727-9  
Country of incorporation of subsidiary   Chile  
Description of functional currency   US Dollar  
Proportion of ownership interest in subsidiary   80.00% 80.00%
Promarca S.A. [Member]      
Statement [Line Items]      
Name of subsidiary [1]   Promarca S.A. (***)  
Subsidiary Tax ID [1]   76,736,010-K  
Country of incorporation of subsidiary [1]   Chile  
Description of functional currency [1]   Chilean Pesos  
Proportion of ownership interest in subsidiary [1]   49.9917% 49.9917%
CCU Inversiones lll SpA [Member]      
Statement [Line Items]      
Name of subsidiary   CCU Inversiones III SpA. (6)  
Subsidiary Tax ID   76,933,685-0  
Country of incorporation of subsidiary   Chile  
Description of functional currency   US Dollar  
Proportion of ownership interest in subsidiary   99.995% 99.995%
Inversiones Invex CCU Ltda. [Member]      
Statement [Line Items]      
Name of subsidiary   Inversiones Invex CCU Ltda. (18)  
Subsidiary Tax ID   76,572,360-4  
Country of incorporation of subsidiary   Chile  
Description of functional currency   US Dollar  
Proportion of ownership interest in subsidiary   99.9922% 99.992%
Transportes CCU Ltda. [Member]      
Statement [Line Items]      
Name of subsidiary   Transportes CCU Ltda.  
Subsidiary Tax ID   79,862,750-3  
Country of incorporation of subsidiary   Chile  
Description of functional currency   Chilean Pesos  
Proportion of ownership interest in subsidiary   100.00% 100.00%
Fabrica de Envases Plasticos S.A. [Member]      
Statement [Line Items]      
Name of subsidiary   Fábrica de Envases Plásticos S.A. (12)  
Subsidiary Tax ID   86,150,200-7  
Country of incorporation of subsidiary   Chile  
Description of functional currency   Chilean Pesos  
Proportion of ownership interest in subsidiary   99.9984% 99.9984%
Millahue S.A. [Member]      
Statement [Line Items]      
Name of subsidiary   Millahue S.A.  
Subsidiary Tax ID   91,022,000-4  
Country of incorporation of subsidiary   Chile  
Description of functional currency   Chilean Pesos  
Proportion of ownership interest in subsidiary   99.9621% 99.9621%
Vina San Pedro Tarapaca S.A [Member]      
Statement [Line Items]      
Name of subsidiary [2]   Viña San Pedro Tarapacá S.A. (*) (3)  
Subsidiary Tax ID [2]   91,041,000-8  
Country of incorporation of subsidiary [2]   Chile  
Description of functional currency [2]   Chilean Pesos  
Proportion of ownership interest in subsidiary [2]   82.987% 82.987%
Manantial S.A. [Member]      
Statement [Line Items]      
Name of subsidiary   Manantial S.A. (17)  
Subsidiary Tax ID   96,711,590-8  
Country of incorporation of subsidiary   Chile  
Description of functional currency   Chilean Pesos  
Proportion of ownership interest in subsidiary   50.5519% 50.5507%
Vina Altair SpA. [Member]      
Statement [Line Items]      
Name of subsidiary   Viña Altaïr SpA.  
Subsidiary Tax ID   96,969,180-9  
Country of incorporation of subsidiary   Chile  
Description of functional currency   Chilean Pesos  
Proportion of ownership interest in subsidiary   82.987% 82.987%
Cerveceria Kunstmann S.A. [Member]      
Statement [Line Items]      
Name of subsidiary   Cervecería Kunstmann S.A.  
Subsidiary Tax ID   96,981,310-6  
Country of incorporation of subsidiary   Chile  
Description of functional currency   Chilean Pesos  
Proportion of ownership interest in subsidiary   50.0007% 50.0007%
Cervecera CCU Chile Ltda. [Member]      
Statement [Line Items]      
Name of subsidiary   Cervecera CCU Chile Ltda.  
Subsidiary Tax ID   96,989,120-4  
Country of incorporation of subsidiary   Chile  
Description of functional currency   Chilean Pesos  
Proportion of ownership interest in subsidiary   99.9999% 99.9999%
Embotelladoras Chilenas Unaidas [Member]      
Statement [Line Items]      
Name of subsidiary   Embotelladoras Chilenas Unidas S.A. (10)  
Subsidiary Tax ID   99,501,760-1  
Country of incorporation of subsidiary   Chile  
Description of functional currency   Chilean Pesos  
Proportion of ownership interest in subsidiary   99.9834% 99.9834%
Comercial CCU S.A. [Member]      
Statement [Line Items]      
Name of subsidiary   Comercial CCU S.A.  
Subsidiary Tax ID   99,554,560-8  
Country of incorporation of subsidiary   Chile  
Description of functional currency   Chilean Pesos  
Proportion of ownership interest in subsidiary   99.9888% 99.9888%
Compania Pisquera de Chile SA [Member]      
Statement [Line Items]      
Name of subsidiary   Compañía Pisquera de Chile S.A.  
Subsidiary Tax ID   99,586,280-8  
Country of incorporation of subsidiary   Chile  
Description of functional currency   Chilean Pesos  
Proportion of ownership interest in subsidiary   80.00% 80.00%
LA Barra SA [Member]      
Statement [Line Items]      
Name of subsidiary   La Barra S.A. (15)  
Subsidiary Tax ID   77,148,606-1  
Country of incorporation of subsidiary   Chile  
Description of functional currency   Chilean Pesos  
Proportion of ownership interest in subsidiary   100.00% 0.00%
Mahina SPA [Member]      
Statement [Line Items]      
Name of subsidiary [1]   Mahina SpA. (***) (14)  
Subsidiary Tax ID [1]   77,248,551-4  
Country of incorporation of subsidiary [1]   Chile  
Description of functional currency [1]   Chilean Pesos  
Proportion of ownership interest in subsidiary [1]   25.0458% 0.00%
Andina de Desarrollo S.A. [Member]      
Statement [Line Items]      
Name of subsidiary   Andina de Desarrollo SACFAIMM  
Subsidiary Tax ID   0-E  
Country of incorporation of subsidiary   Argentina  
Description of functional currency   Argentine Pesos  
Proportion of ownership interest in subsidiary   59.1971% 59.1971%
Bodega San Juan SAU [Member]      
Statement [Line Items]      
Name of subsidiary   Bodega San Juan S.A.U. (9)  
Subsidiary Tax ID   0-E  
Country of incorporation of subsidiary   Argentina  
Description of functional currency   Argentine Pesos  
Proportion of ownership interest in subsidiary   82.987% 82.987%
Cia Cervecerias Unidas Argentina SA [Member]      
Statement [Line Items]      
Name of subsidiary   Cía. Cervecerías Unidas Argentina S.A. (2)  
Subsidiary Tax ID   0-E  
Country of incorporation of subsidiary   Argentina  
Description of functional currency   Argentine Pesos  
Proportion of ownership interest in subsidiary   99.9936% 99.9936%
Compania Industrial Cervecera S.A. [Member]      
Statement [Line Items]      
Name of subsidiary   Compañía Industrial Cervecera S.A.  
Subsidiary Tax ID   0-E  
Country of incorporation of subsidiary   Argentina  
Description of functional currency   Argentine Pesos  
Proportion of ownership interest in subsidiary   99.995% 99.995%
Finca La Celia S.A. [Member]      
Statement [Line Items]      
Name of subsidiary   Finca La Celia S.A. (9)  
Subsidiary Tax ID   0-E  
Country of incorporation of subsidiary   Argentina  
Description of functional currency   Argentine Pesos  
Proportion of ownership interest in subsidiary   82.987% 82.987%
Los Huemules S.R.L. [Member]      
Statement [Line Items]      
Name of subsidiary   Los Huemules S.R.L.  
Subsidiary Tax ID   0-E  
Country of incorporation of subsidiary   Argentina  
Description of functional currency   Argentine Pesos  
Proportion of ownership interest in subsidiary   74.9979% 74.9979%
Saenz Briones y Cia. S.A.I.C. [Member]      
Statement [Line Items]      
Name of subsidiary   Sáenz Briones y Cía. S.A.I.C.  
Subsidiary Tax ID   0-E  
Country of incorporation of subsidiary   Argentina  
Description of functional currency   Argentine Pesos  
Proportion of ownership interest in subsidiary   89.915% 89.915%
Bebidas Bolivianas BBO S.A. [Member]      
Statement [Line Items]      
Name of subsidiary   Bebidas Bolivianas BBO S.A. (4)  
Subsidiary Tax ID   0-E  
Country of incorporation of subsidiary   Bolivia  
Description of functional currency   Bolivians  
Proportion of ownership interest in subsidiary   51.00% 51.00%
International Spirits Investments USA LLCC [Member]      
Statement [Line Items]      
Name of subsidiary   International Spirits Investments USA LLC  
Subsidiary Tax ID   0-E  
Country of incorporation of subsidiary   United States  
Description of functional currency   US Dollar  
Proportion of ownership interest in subsidiary   80.00% 80.00%
Inversiones CCU Lux S rl [Member]      
Statement [Line Items]      
Name of subsidiary   Inversiones CCU Lux S.à r.l. (7)  
Subsidiary Tax ID   0-E  
Country of incorporation of subsidiary   Luxemburg  
Description of functional currency   US Dollar  
Proportion of ownership interest in subsidiary   99.9999% 99.9999%
Southern Breweries Limited [Member]      
Statement [Line Items]      
Name of subsidiary   Southern Breweries S.C.S. (1)  
Subsidiary Tax ID   0-E  
Country of incorporation of subsidiary   Luxemburg  
Description of functional currency   US Dollar  
Proportion of ownership interest in subsidiary   99.9951% 99.9951%
Bebidas Del Paraguay SA [Member]      
Statement [Line Items]      
Name of subsidiary [3]   Bebidas del Paraguay S.A. (**) (16)  
Subsidiary Tax ID [3]   0-E  
Country of incorporation of subsidiary [3]   Paraguay  
Description of functional currency [3]   Paraguayan Guaranies  
Proportion of ownership interest in subsidiary [3]   50.0049% 50.0049%
Distribuidora Del Paraguay SA [Member]      
Statement [Line Items]      
Name of subsidiary [3]   Distribuidora del Paraguay S.A. (**) (16)  
Subsidiary Tax ID [3]   0-E  
Country of incorporation of subsidiary [3]   Paraguay  
Description of functional currency [3]   Paraguayan Guaranies  
Proportion of ownership interest in subsidiary [3]   49.9589% 49.9589%
Promarca Internacional Paraguay SRL [Member]      
Statement [Line Items]      
Name of subsidiary [1]   Promarca Internacional Paraguay S.R.L. (***)  
Subsidiary Tax ID [1]   0-E  
Country of incorporation of subsidiary [1]   Paraguay  
Description of functional currency [1]   Paraguayan Guaranies  
Proportion of ownership interest in subsidiary [1]   49.9917% 49.9917%
Sajonia Brewing Company S.R.L [Member]      
Statement [Line Items]      
Name of subsidiary [1]   Sajonia Brewing Company S.R.L. (***) (16)  
Subsidiary Tax ID [1]   0-E  
Country of incorporation of subsidiary [1]   Paraguay  
Description of functional currency [1]   Paraguayan Guaranies  
Proportion of ownership interest in subsidiary [1]   49.5049% 25.5025%
Andrimar S.A. [Member]      
Statement [Line Items]      
Name of subsidiary   Andrimar S.A.  
Subsidiary Tax ID   0-E  
Country of incorporation of subsidiary   Uruguay  
Description of functional currency   Uruguayan Pesos  
Proportion of ownership interest in subsidiary   99.9999% 99.9999%
Coralina S.A. [Member]      
Statement [Line Items]      
Name of subsidiary   Coralina S.A.  
Subsidiary Tax ID   0-E  
Country of incorporation of subsidiary   Uruguay  
Description of functional currency   Uruguayan Pesos  
Proportion of ownership interest in subsidiary   99.9999% 99.9999%
Marzurel S.A. [Member]      
Statement [Line Items]      
Name of subsidiary   Marzurel S.A.  
Subsidiary Tax ID   0-E  
Country of incorporation of subsidiary   Uruguay  
Description of functional currency   Uruguayan Pesos  
Proportion of ownership interest in subsidiary   99.9999% 99.9999%
Milotur S.A. [Member]      
Statement [Line Items]      
Name of subsidiary   Milotur S.A. (11)  
Subsidiary Tax ID   0-E  
Country of incorporation of subsidiary   Uruguay  
Description of functional currency   Uruguayan Pesos  
Proportion of ownership interest in subsidiary   99.9999% 99.9999%
Direct Ownership [Member] | Aguas CCU-Nestle Chile S.A. [Member]      
Statement [Line Items]      
Proportion of ownership interest in subsidiary   0.00%  
Direct Ownership [Member] | Cervecera Guayacan SpA. [Member]      
Statement [Line Items]      
Proportion of ownership interest in subsidiary [1]   0.00%  
Direct Ownership [Member] | CRECCU S.A. [Member]      
Statement [Line Items]      
Proportion of ownership interest in subsidiary   99.9602%  
Direct Ownership [Member] | Cerveceria Belga de la Patagonia S.A. [Member]      
Statement [Line Items]      
Proportion of ownership interest in subsidiary [1]   0.00%  
Direct Ownership [Member] | Inversiones Invex CCU Dos Ltda. [Member]      
Statement [Line Items]      
Proportion of ownership interest in subsidiary   99.8516%  
Direct Ownership [Member] | Inversiones Invex CCU Tres Ltda. [Member]      
Statement [Line Items]      
Proportion of ownership interest in subsidiary   99.9999%  
Direct Ownership [Member] | Bebidas CCU-PepsiCo SpA [Member]      
Statement [Line Items]      
Proportion of ownership interest in subsidiary [1]   0.00%  
Direct Ownership [Member] | CCU Inversiones II Ltda. [Member]      
Statement [Line Items]      
Proportion of ownership interest in subsidiary   99.7811%  
Direct Ownership [Member] | Cervecera Szot SpA [Member]      
Statement [Line Items]      
Proportion of ownership interest in subsidiary [1]   0.00%  
Direct Ownership [Member] | Bebidas Carozzi CCU SpA. [Member]      
Statement [Line Items]      
Proportion of ownership interest in subsidiary [1]   0.00%  
Direct Ownership [Member] | Bebidas Ecusa SpA. [Member]      
Statement [Line Items]      
Proportion of ownership interest in subsidiary   0.00%  
Direct Ownership [Member] | Promarca Internacional SpA [Member]      
Statement [Line Items]      
Proportion of ownership interest in subsidiary [1]   0.00%  
Direct Ownership [Member] | CCU Inversiones S.A [Member]      
Statement [Line Items]      
Proportion of ownership interest in subsidiary   99.0242%  
Direct Ownership [Member] | Inversiones Internacionales SpA. [Member]      
Statement [Line Items]      
Proportion of ownership interest in subsidiary   0.00%  
Direct Ownership [Member] | Promarca S.A. [Member]      
Statement [Line Items]      
Proportion of ownership interest in subsidiary [1]   0.00%  
Direct Ownership [Member] | CCU Inversiones lll SpA [Member]      
Statement [Line Items]      
Proportion of ownership interest in subsidiary   0.00%  
Direct Ownership [Member] | Inversiones Invex CCU Ltda. [Member]      
Statement [Line Items]      
Proportion of ownership interest in subsidiary   8.3747%  
Direct Ownership [Member] | Transportes CCU Ltda. [Member]      
Statement [Line Items]      
Proportion of ownership interest in subsidiary   98.00%  
Direct Ownership [Member] | Fabrica de Envases Plasticos S.A. [Member]      
Statement [Line Items]      
Proportion of ownership interest in subsidiary   95.8904%  
Direct Ownership [Member] | Millahue S.A. [Member]      
Statement [Line Items]      
Proportion of ownership interest in subsidiary   99.9621%  
Direct Ownership [Member] | Vina San Pedro Tarapaca S.A [Member]      
Statement [Line Items]      
Proportion of ownership interest in subsidiary [2]   0.00%  
Direct Ownership [Member] | Manantial S.A. [Member]      
Statement [Line Items]      
Proportion of ownership interest in subsidiary   0.00%  
Direct Ownership [Member] | Vina Altair SpA. [Member]      
Statement [Line Items]      
Proportion of ownership interest in subsidiary   0.00%  
Direct Ownership [Member] | Cerveceria Kunstmann S.A. [Member]      
Statement [Line Items]      
Proportion of ownership interest in subsidiary   50.0007%  
Direct Ownership [Member] | Cervecera CCU Chile Ltda. [Member]      
Statement [Line Items]      
Proportion of ownership interest in subsidiary   99.75%  
Direct Ownership [Member] | Embotelladoras Chilenas Unaidas [Member]      
Statement [Line Items]      
Proportion of ownership interest in subsidiary   98.80%  
Direct Ownership [Member] | Comercial CCU S.A. [Member]      
Statement [Line Items]      
Proportion of ownership interest in subsidiary   50.00%  
Direct Ownership [Member] | Compania Pisquera de Chile SA [Member]      
Statement [Line Items]      
Proportion of ownership interest in subsidiary   46.00%  
Direct Ownership [Member] | LA Barra SA [Member]      
Statement [Line Items]      
Proportion of ownership interest in subsidiary   99.00%  
Direct Ownership [Member] | Mahina SPA [Member]      
Statement [Line Items]      
Proportion of ownership interest in subsidiary [1]   0.00%  
Direct Ownership [Member] | Andina de Desarrollo S.A. [Member]      
Statement [Line Items]      
Proportion of ownership interest in subsidiary   0.00%  
Direct Ownership [Member] | Bodega San Juan SAU [Member]      
Statement [Line Items]      
Proportion of ownership interest in subsidiary   0.00%  
Direct Ownership [Member] | Cia Cervecerias Unidas Argentina SA [Member]      
Statement [Line Items]      
Proportion of ownership interest in subsidiary   0.00%  
Direct Ownership [Member] | Compania Industrial Cervecera S.A. [Member]      
Statement [Line Items]      
Proportion of ownership interest in subsidiary   0.00%  
Direct Ownership [Member] | Finca La Celia S.A. [Member]      
Statement [Line Items]      
Proportion of ownership interest in subsidiary   0.00%  
Direct Ownership [Member] | Los Huemules S.R.L. [Member]      
Statement [Line Items]      
Proportion of ownership interest in subsidiary   0.00%  
Direct Ownership [Member] | Saenz Briones y Cia. S.A.I.C. [Member]      
Statement [Line Items]      
Proportion of ownership interest in subsidiary   0.00%  
Direct Ownership [Member] | Bebidas Bolivianas BBO S.A. [Member]      
Statement [Line Items]      
Proportion of ownership interest in subsidiary   0.00%  
Direct Ownership [Member] | International Spirits Investments USA LLCC [Member]      
Statement [Line Items]      
Proportion of ownership interest in subsidiary   0.00%  
Direct Ownership [Member] | Inversiones CCU Lux S rl [Member]      
Statement [Line Items]      
Proportion of ownership interest in subsidiary   0.00%  
Direct Ownership [Member] | Southern Breweries Limited [Member]      
Statement [Line Items]      
Proportion of ownership interest in subsidiary   38.781%  
Direct Ownership [Member] | Bebidas Del Paraguay SA [Member]      
Statement [Line Items]      
Proportion of ownership interest in subsidiary [3]   0.00%  
Direct Ownership [Member] | Distribuidora Del Paraguay SA [Member]      
Statement [Line Items]      
Proportion of ownership interest in subsidiary [3]   0.00%  
Direct Ownership [Member] | Promarca Internacional Paraguay SRL [Member]      
Statement [Line Items]      
Proportion of ownership interest in subsidiary [1]   0.00%  
Direct Ownership [Member] | Sajonia Brewing Company S.R.L [Member]      
Statement [Line Items]      
Proportion of ownership interest in subsidiary [1]   0.00%  
Direct Ownership [Member] | Andrimar S.A. [Member]      
Statement [Line Items]      
Proportion of ownership interest in subsidiary   0.00%  
Direct Ownership [Member] | Coralina S.A. [Member]      
Statement [Line Items]      
Proportion of ownership interest in subsidiary   0.00%  
Direct Ownership [Member] | Marzurel S.A. [Member]      
Statement [Line Items]      
Proportion of ownership interest in subsidiary   0.00%  
Direct Ownership [Member] | Milotur S.A. [Member]      
Statement [Line Items]      
Proportion of ownership interest in subsidiary   0.00%  
Indirect ownership [Member] | Aguas CCU-Nestle Chile S.A. [Member]      
Statement [Line Items]      
Proportion of ownership interest in subsidiary   50.0917%  
Indirect ownership [Member] | Cervecera Guayacan SpA. [Member]      
Statement [Line Items]      
Proportion of ownership interest in subsidiary [1]   25.0006%  
Indirect ownership [Member] | CRECCU S.A. [Member]      
Statement [Line Items]      
Proportion of ownership interest in subsidiary   0.0398%  
Indirect ownership [Member] | Cerveceria Belga de la Patagonia S.A. [Member]      
Statement [Line Items]      
Proportion of ownership interest in subsidiary [1]   25.5034%  
Indirect ownership [Member] | Inversiones Invex CCU Dos Ltda. [Member]      
Statement [Line Items]      
Proportion of ownership interest in subsidiary   0.1484%  
Indirect ownership [Member] | Inversiones Invex CCU Tres Ltda. [Member]      
Statement [Line Items]      
Proportion of ownership interest in subsidiary   0.0001%  
Indirect ownership [Member] | Bebidas CCU-PepsiCo SpA [Member]      
Statement [Line Items]      
Proportion of ownership interest in subsidiary [1]   49.9888%  
Indirect ownership [Member] | CCU Inversiones II Ltda. [Member]      
Statement [Line Items]      
Proportion of ownership interest in subsidiary   0.2189%  
Indirect ownership [Member] | Cervecera Szot SpA [Member]      
Statement [Line Items]      
Proportion of ownership interest in subsidiary [1]   25.0006%  
Indirect ownership [Member] | Bebidas Carozzi CCU SpA. [Member]      
Statement [Line Items]      
Proportion of ownership interest in subsidiary [1]   49.9917%  
Indirect ownership [Member] | Bebidas Ecusa SpA. [Member]      
Statement [Line Items]      
Proportion of ownership interest in subsidiary   99.9834%  
Indirect ownership [Member] | Promarca Internacional SpA [Member]      
Statement [Line Items]      
Proportion of ownership interest in subsidiary [1]   49.9917%  
Indirect ownership [Member] | CCU Inversiones S.A [Member]      
Statement [Line Items]      
Proportion of ownership interest in subsidiary   0.7533%  
Indirect ownership [Member] | Inversiones Internacionales SpA. [Member]      
Statement [Line Items]      
Proportion of ownership interest in subsidiary   80.00%  
Indirect ownership [Member] | Promarca S.A. [Member]      
Statement [Line Items]      
Proportion of ownership interest in subsidiary [1]   49.9917%  
Indirect ownership [Member] | CCU Inversiones lll SpA [Member]      
Statement [Line Items]      
Proportion of ownership interest in subsidiary   99.995%  
Indirect ownership [Member] | Inversiones Invex CCU Ltda. [Member]      
Statement [Line Items]      
Proportion of ownership interest in subsidiary   91.6175%  
Indirect ownership [Member] | Transportes CCU Ltda. [Member]      
Statement [Line Items]      
Proportion of ownership interest in subsidiary   2.00%  
Indirect ownership [Member] | Fabrica de Envases Plasticos S.A. [Member]      
Statement [Line Items]      
Proportion of ownership interest in subsidiary   4.108%  
Indirect ownership [Member] | Millahue S.A. [Member]      
Statement [Line Items]      
Proportion of ownership interest in subsidiary   0.00%  
Indirect ownership [Member] | Vina San Pedro Tarapaca S.A [Member]      
Statement [Line Items]      
Proportion of ownership interest in subsidiary [2]   82.987%  
Indirect ownership [Member] | Manantial S.A. [Member]      
Statement [Line Items]      
Proportion of ownership interest in subsidiary   50.5519%  
Indirect ownership [Member] | Vina Altair SpA. [Member]      
Statement [Line Items]      
Proportion of ownership interest in subsidiary   82.987%  
Indirect ownership [Member] | Cerveceria Kunstmann S.A. [Member]      
Statement [Line Items]      
Proportion of ownership interest in subsidiary   0.00%  
Indirect ownership [Member] | Cervecera CCU Chile Ltda. [Member]      
Statement [Line Items]      
Proportion of ownership interest in subsidiary   0.2499%  
Indirect ownership [Member] | Embotelladoras Chilenas Unaidas [Member]      
Statement [Line Items]      
Proportion of ownership interest in subsidiary   1.1834%  
Indirect ownership [Member] | Comercial CCU S.A. [Member]      
Statement [Line Items]      
Proportion of ownership interest in subsidiary   49.9888%  
Indirect ownership [Member] | Compania Pisquera de Chile SA [Member]      
Statement [Line Items]      
Proportion of ownership interest in subsidiary   34.00%  
Indirect ownership [Member] | LA Barra SA [Member]      
Statement [Line Items]      
Proportion of ownership interest in subsidiary   1.00%  
Indirect ownership [Member] | Mahina SPA [Member]      
Statement [Line Items]      
Proportion of ownership interest in subsidiary [1]   25.0458%  
Indirect ownership [Member] | Andina de Desarrollo S.A. [Member]      
Statement [Line Items]      
Proportion of ownership interest in subsidiary   59.1971%  
Indirect ownership [Member] | Bodega San Juan SAU [Member]      
Statement [Line Items]      
Proportion of ownership interest in subsidiary   82.987%  
Indirect ownership [Member] | Cia Cervecerias Unidas Argentina SA [Member]      
Statement [Line Items]      
Proportion of ownership interest in subsidiary   99.9936%  
Indirect ownership [Member] | Compania Industrial Cervecera S.A. [Member]      
Statement [Line Items]      
Proportion of ownership interest in subsidiary   99.995%  
Indirect ownership [Member] | Finca La Celia S.A. [Member]      
Statement [Line Items]      
Proportion of ownership interest in subsidiary   82.987%  
Indirect ownership [Member] | Los Huemules S.R.L. [Member]      
Statement [Line Items]      
Proportion of ownership interest in subsidiary   74.9979%  
Indirect ownership [Member] | Saenz Briones y Cia. S.A.I.C. [Member]      
Statement [Line Items]      
Proportion of ownership interest in subsidiary   89.915%  
Indirect ownership [Member] | Bebidas Bolivianas BBO S.A. [Member]      
Statement [Line Items]      
Proportion of ownership interest in subsidiary   51.00%  
Indirect ownership [Member] | International Spirits Investments USA LLCC [Member]      
Statement [Line Items]      
Proportion of ownership interest in subsidiary   80.00%  
Indirect ownership [Member] | Inversiones CCU Lux S rl [Member]      
Statement [Line Items]      
Proportion of ownership interest in subsidiary   99.9999%  
Indirect ownership [Member] | Southern Breweries Limited [Member]      
Statement [Line Items]      
Proportion of ownership interest in subsidiary   61.2141%  
Indirect ownership [Member] | Bebidas Del Paraguay SA [Member]      
Statement [Line Items]      
Proportion of ownership interest in subsidiary [3]   50.0049%  
Indirect ownership [Member] | Distribuidora Del Paraguay SA [Member]      
Statement [Line Items]      
Proportion of ownership interest in subsidiary [3]   49.9589%  
Indirect ownership [Member] | Promarca Internacional Paraguay SRL [Member]      
Statement [Line Items]      
Proportion of ownership interest in subsidiary [1]   49.9917%  
Indirect ownership [Member] | Sajonia Brewing Company S.R.L [Member]      
Statement [Line Items]      
Proportion of ownership interest in subsidiary [1]   49.5049%  
Indirect ownership [Member] | Andrimar S.A. [Member]      
Statement [Line Items]      
Proportion of ownership interest in subsidiary   99.9999%  
Indirect ownership [Member] | Coralina S.A. [Member]      
Statement [Line Items]      
Proportion of ownership interest in subsidiary   99.9999%  
Indirect ownership [Member] | Marzurel S.A. [Member]      
Statement [Line Items]      
Proportion of ownership interest in subsidiary   99.9999%  
Indirect ownership [Member] | Milotur S.A. [Member]      
Statement [Line Items]      
Proportion of ownership interest in subsidiary   99.9999%  
[1] Subsidiaries in which we have an interest of more or equal than 50% through one or more subsidiaries of the Company.
[2] Listed company in Chile.
[3] See Note 1 – General Information, letter D), Subsidiaries with direct or indirect participation of less than 50%