v3.25.1
INVESTMENTS IN SUBSIDIARIES, ASSOCIATES AND JOINT VENTURES - Summary of Balances of Subsidiaries, According to the IFRS-based Accounting Framework (Detail) - ARS ($)
$ in Thousands
 3 Months Ended
Mar. 31, 2025
Mar. 31, 2024
Dec. 31, 2024
Dec. 31, 2023
Disclosure of subsidiaries [line items]        
Total Assets $ 34,813,628,193   $ 35,304,482,204  
Total Liabilities 28,063,242,820   28,721,128,962  
Shareholders´ Equity 6,750,385,373 $ 5,154,737,112 $ 6,583,353,242 $ 4,769,249,798
Net Income for The Period 162,627,813 $ 385,892,701    
Banco de Galicia y Buenos Aires S.A.U.        
Disclosure of subsidiaries [line items]        
Total Assets 23,834,785,448      
Total Liabilities 19,096,342,565      
Shareholders´ Equity 4,738,442,883      
Net Income for The Period (35,358,219)      
Banco GGAL S.A.        
Disclosure of subsidiaries [line items]        
Total Assets 5,337,353,118      
Total Liabilities 3,757,025,787      
Shareholders´ Equity 1,580,327,331      
Net Income for The Period (28,028,046)      
Galicia Asset Management S.A.U.        
Disclosure of subsidiaries [line items]        
Total Assets 122,705,566      
Total Liabilities 86,667,908      
Shareholders´ Equity 36,037,658      
Net Income for The Period 28,524,765      
Galicia Broker Asesores de Seguros S.A.        
Disclosure of subsidiaries [line items]        
Total Assets 4,440,666      
Total Liabilities 1,635,795      
Shareholders´ Equity 2,804,871      
Net Income for The Period 747,247      
Galicia Capital US LLC        
Disclosure of subsidiaries [line items]        
Total Assets 2,986,549      
Total Liabilities 1,135,487      
Shareholders´ Equity 1,851,062      
Net Income for The Period (565,249)      
Galicia Holdings US Inc.        
Disclosure of subsidiaries [line items]        
Total Assets 4,886,816      
Total Liabilities 0      
Shareholders´ Equity 4,886,816      
Net Income for The Period (714,885)      
Galicia Investments LLC        
Disclosure of subsidiaries [line items]        
Total Assets 40,172      
Total Liabilities 0      
Shareholders´ Equity 40,172      
Net Income for The Period (1,264)      
Galicia Retiro Compañía de Seguros S.A.U.        
Disclosure of subsidiaries [line items]        
Total Assets 6,388,355      
Total Liabilities 5,621,224      
Shareholders´ Equity 767,131      
Net Income for The Period 232,384      
Galicia Securities S.A.U.        
Disclosure of subsidiaries [line items]        
Total Assets 170,322,731      
Total Liabilities 119,025,388      
Shareholders´ Equity 51,297,343      
Net Income for The Period 10,624,349      
Galicia Seguros S.A.U.        
Disclosure of subsidiaries [line items]        
Total Assets 57,752,081      
Total Liabilities 25,756,407      
Shareholders´ Equity 31,995,674      
Net Income for The Period 4,052,889      
Galicia Ventures LP        
Disclosure of subsidiaries [line items]        
Total Assets 4,017,246      
Total Liabilities 0      
Shareholders´ Equity 4,017,246      
Net Income for The Period (126,392)      
Galicia Warrants S.A.        
Disclosure of subsidiaries [line items]        
Total Assets 12,733,313      
Total Liabilities 4,530,068      
Shareholders´ Equity 8,203,245      
Net Income for The Period 14,629      
GGAL Asset Management S.A. S.G.F.C.I.        
Disclosure of subsidiaries [line items]        
Total Assets 25,461,207      
Total Liabilities 4,822,323      
Shareholders´ Equity 20,638,884      
Net Income for The Period 1,262,947      
GGAL Holdings S.A.        
Disclosure of subsidiaries [line items]        
Total Assets 1,736,075,524      
Total Liabilities 2,848,528      
Shareholders´ Equity 1,733,226,996      
Net Income for The Period (34,399,294)      
GGAL Participaciones S.A.U.        
Disclosure of subsidiaries [line items]        
Total Assets 7,836,060      
Total Liabilities 1,797,295      
Shareholders´ Equity 6,038,765      
Net Income for The Period 34,889      
GGAL Seguros S.A.        
Disclosure of subsidiaries [line items]        
Total Assets 228,609,374      
Total Liabilities 174,350,200      
Shareholders´ Equity 54,259,174      
Net Income for The Period (2,739,184)      
GGAL Seguros de Retiro S.A.        
Disclosure of subsidiaries [line items]        
Total Assets 359,840,640      
Total Liabilities 325,452,388      
Shareholders´ Equity 34,388,252      
Net Income for The Period (3,145,518)      
Nera Uruguay S.A.        
Disclosure of subsidiaries [line items]        
Total Assets 2,176      
Total Liabilities 23,391      
Shareholders´ Equity (21,215)      
Net Income for The Period 1,110      
Nera Paraguay S.A.        
Disclosure of subsidiaries [line items]        
Total Assets 147,058      
Total Liabilities 0      
Shareholders´ Equity 147,058      
Net Income for The Period (6,450)      
IGAM LLC        
Disclosure of subsidiaries [line items]        
Total Assets 24,638,230      
Total Liabilities 3,042      
Shareholders´ Equity 24,635,188      
Net Income for The Period 2,278,433      
INVIU S.A.U.        
Disclosure of subsidiaries [line items]        
Total Assets 176,485,632      
Total Liabilities 164,302,632      
Shareholders´ Equity 12,183,000      
Net Income for The Period 2,157,471      
INVIU Capital Markets Limited        
Disclosure of subsidiaries [line items]        
Total Assets 4,671,412      
Total Liabilities 2,596,195      
Shareholders´ Equity 2,075,217      
Net Income for The Period 85,266      
INVIU Manager Investment Ltd.        
Disclosure of subsidiaries [line items]        
Total Assets 372,208      
Total Liabilities 197,547      
Shareholders´ Equity 174,661      
Net Income for The Period (190,294)      
INVIU México S.A.P.I. de C.V.        
Disclosure of subsidiaries [line items]        
Total Assets 82      
Total Liabilities 0      
Shareholders´ Equity 82      
Net Income for The Period 3      
INVIU Perú S.A.B. S.A.C.        
Disclosure of subsidiaries [line items]        
Total Assets 710,045      
Total Liabilities 418,826      
Shareholders´ Equity 291,219      
Net Income for The Period (449,958)      
INVIU Technology Limited        
Disclosure of subsidiaries [line items]        
Total Assets 453,085      
Total Liabilities 279,509      
Shareholders´ Equity 173,576      
Net Income for The Period 72,558      
INVIU Uruguay Agente de Valores S.A.U.        
Disclosure of subsidiaries [line items]        
Total Assets 3,727,300      
Total Liabilities 1,620,708      
Shareholders´ Equity 2,106,592      
Net Income for The Period 448,624      
Vestly Asset Management LLC        
Disclosure of subsidiaries [line items]        
Total Assets 2,207,258      
Total Liabilities 2,176,406      
Shareholders´ Equity 30,852      
Net Income for The Period 30,749      
Vestly México S.A. de C.V.        
Disclosure of subsidiaries [line items]        
Total Assets 79      
Total Liabilities 0      
Shareholders´ Equity 79      
Net Income for The Period 3      
Naranja Digital Compañía Financiera S.A.U.        
Disclosure of subsidiaries [line items]        
Total Assets 1,764,166,829      
Total Liabilities 1,630,712,231      
Shareholders´ Equity 133,454,598      
Net Income for The Period 15,768,026      
NHI(UK) Limited        
Disclosure of subsidiaries [line items]        
Total Assets 29,393,095      
Total Liabilities 9,021,064      
Shareholders´ Equity 20,372,031      
Net Income for The Period (935,402)      
N-xers S.A. de C.V.        
Disclosure of subsidiaries [line items]        
Total Assets 21,452,685      
Total Liabilities 7,900      
Shareholders´ Equity 21,444,785      
Net Income for The Period (983,615)      
Sudamericana Holding S.A.        
Disclosure of subsidiaries [line items]        
Total Assets 57,810,805      
Total Liabilities 71,030      
Shareholders´ Equity 57,739,775      
Net Income for The Period 12,627,325      
Seguros Galicia S.A.        
Disclosure of subsidiaries [line items]        
Total Assets 246,746,698      
Total Liabilities 225,243,791      
Shareholders´ Equity 21,502,907      
Net Income for The Period 7,360,859      
Tarjeta Naranja S.A.U.        
Disclosure of subsidiaries [line items]        
Total Assets 3,763,012,764      
Total Liabilities 3,002,679,957      
Shareholders´ Equity 760,332,807      
Net Income for The Period 36,676,858      
Tarjetas Regionales S.A.        
Disclosure of subsidiaries [line items]        
Total Assets 915,798,773      
Total Liabilities 9,032,738      
Shareholders´ Equity 906,766,035      
Net Income for The Period 51,469,558      
Well Assistance S.A.U.        
Disclosure of subsidiaries [line items]        
Total Assets 485,603      
Total Liabilities 174,430      
Shareholders´ Equity 311,173      
Net Income for The Period $ 256,195