Document and Entity Information
Document and Entity Information | 12 Months Ended |
Dec. 31, 2020shares | |
Document Information [Line Items] | |
Document Type | 20-F/A |
Amendment Flag | true |
Document Period End Date | Dec. 31, 2020 |
Document Fiscal Year Focus | 2020 |
Document Fiscal Period Focus | FY |
Document Registration Statement | false |
Document Annual Report | true |
Document Transition Report | false |
Document Shell Company Report | false |
Trading Symbol | CSAN |
Entity Registrant Name | COSAN S.A. |
Entity Central Index Key | 0001430162 |
Current Fiscal Year End Date | --12-31 |
Entity Current Reporting Status | Yes |
Entity File Number | 001-40015 |
Entity Filer Category | Non-accelerated Filer |
Entity Voluntary Filers | No |
Entity Well-known Seasoned Issuer | No |
Entity Common Stock, Shares Outstanding | 382,460,962 |
Entity Emerging Growth Company | false |
Entity Interactive Data Current | Yes |
Entity Shell Company | false |
Title of 12(b) Security | Common shares, no par value |
Security Exchange Name | NYSE |
Entity Address, Country | BR |
ICFR Auditor Attestation Flag | true |
Document Accounting Standard | International Financial Reporting Standards |
Amendment Description | We are amending our Annual Report on Form 20-F for the fiscal year ended December 31, 2020 (the “Annual Report” as originally filed with the U.S. Securities and Exchange Commission (the “SEC”) on April 30, 2021) for the purpose of filing with the SEC the financial statements for the fiscal years ended March 31, 2021, 2020 and 2019 of Raízen Group – composed of Raízen Energia S.A. and Raízen Combustíveis S.A. as Exhibit 13.3. Other than set forth above, this Form 20-F/A does not, and does not purport to, amend, update or restate the information in any other item of the Annual Report as originally filed with the SEC. As a result, this Form 20-F/A does not reflect any events that may have occurred after the Annual Report was filed on April 30, 2021. |
Entity Incorporation, State or Country Code | D5 |
Entity Address, Address Line One | Av.Brigadeiro Faria Lima, 4,100 – 16th floor |
Entity Address, Postal Zip Code | SP |
Entity Address, City or Town | São Paulo |
Business Contact | |
Document Information [Line Items] | |
Entity Address, Country | BR |
Contact Personnel Name | Marcelo Eduardo Martins |
Entity Address, Address Line One | Av.Brigadeiro Faria Lima, 4,100 – 16th floor |
City Area Code | +55 11 |
Local Phone Number | 3897-9797 |
Entity Address, Postal Zip Code | SP |
Entity Address, City or Town | São Paulo |