XML 23 R1.htm IDEA: XBRL DOCUMENT v3.25.4
Cover
 12 Months Ended
Dec. 31, 2025
shares
Entity Addresses [Line Items]  
Document Type 20-F
Amendment Flag false
Document Registration Statement false
Document Annual Report true
Document Transition Report false
Document Shell Company Report false
Document Period End Date Dec. 31, 2025
Document Fiscal Period Focus FY
Document Fiscal Year Focus 2025
Current Fiscal Year End Date --12-31
Entity File Number 001-34476
Entity Registrant Name BANCO SANTANDER (BRASIL) S.A.
Entity Central Index Key 0001471055
Entity Incorporation, State or Country Code D5
Entity Address, Address Line One Avenida Presidente Juscelino Kubitschek, 2041, Suite 281, Block A
Entity Address, City or Town São Paulo
Entity Address, Country BR
Entity Address, Postal Zip Code 04543-011
Title of 12(b) Security American Depositary Shares
Trading Symbol BSBR
Security Exchange Name NYSE
Entity Well-known Seasoned Issuer Yes
Entity Voluntary Filers No
Entity Current Reporting Status Yes
Entity Interactive Data Current Yes
Entity Filer Category Large Accelerated Filer
Entity Emerging Growth Company false
Document Accounting Standard International Financial Reporting Standards
Entity Shell Company false
ICFR Auditor Attestation Flag true
Document Financial Statement Error Correction Flag false
Auditor Firm ID 1351
Auditor Location São Paulo
Auditor Name PricewaterhouseCoopers
Ordinary shares [member]  
Entity Addresses [Line Items]  
Entity Common Stock, Shares Outstanding 3,805,028,571
Preference shares [member]  
Entity Addresses [Line Items]  
Entity Common Stock, Shares Outstanding 3,666,169,560
Business Contact [Member]  
Entity Addresses [Line Items]  
Entity Address, Address Line One 437 Madison Avenue
Entity Address, City or Town New York
Entity Address, State or Province NY
Entity Address, Postal Zip Code 10022
City Area Code 212
Local Phone Number 350-3604
Contact Personnel Name Mercedes Pacheco