XML 15 R1.htm IDEA: XBRL DOCUMENT v3.24.1.u1
Document and Entity Information
 12 Months Ended
Dec. 31, 2023
shares
Document Information [Line Items]  
Entity Central Index Key 0001375877
Document Type 20-F
Document Registration Statement false
Document Annual Report true
Document Period End Date Dec. 31, 2023
Document Transition Report false
Document Shell Company Report false
Entity File Number 001-33107
Entity Registrant Name CANADIAN SOLAR INC.
Entity Incorporation, State or Country Code A6
Entity Address, Address Line One 545 Speedvale Avenue West
Entity Address, City or Town Guelph, Ontario
Entity Address, Country CA
Entity Address, Postal Zip Code N1K 1E6
Title of 12(b) Security Common shares with no par value
Trading Symbol CSIQ
Security Exchange Name NASDAQ
Entity Common Stock, Shares Outstanding 66,158,741
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
ICFR Auditor Attestation Flag true
Document Financial Statement Error Correction [Flag] false
Document Accounting Standard U.S. GAAP
Entity Shell Company false
Current Fiscal Year End Date --12-31
Document Fiscal Year Focus 2023
Document Fiscal Period Focus FY
Amendment Flag false
Auditor Name Deloitte Touche Tohmatsu Certified Public Accountants LLP
Auditor Location Shanghai, China
Auditor Firm ID 1113
Business Contact  
Document Information [Line Items]  
Contact Personnel Name Huifeng Chang
Entity Address, Address Line One 545 Speedvale Avenue West
Entity Address, City or Town Guelph, Ontario
Entity Address, Country CA
Entity Address, Postal Zip Code N1K 1E6
City Area Code 1 519
Local Phone Number 837 1881