v3.24.0.1
Cover
 12 Months Ended
Dec. 31, 2023
shares
Entity Information [Line Items]  
Document Type 40-F
Document Registration Statement false
Document Annual Report true
Document Period End Date Dec. 31, 2023
Document Fiscal Year Focus 2023
Entity File Number 001-39240
Entity Registrant Name GFL Environmental Inc.
Entity Incorporation, State or Country Code A6
Entity Primary SIC Number 4953
Entity Address, Address Line One 100 New Park Place,
Entity Address, Address Line Two Suite 500
Entity Address, City or Town Vaughan
Entity Address, State or Province ON
Entity Address, Country CA
Entity Address, Postal Zip Code L4K 0H9
City Area Code 905
Local Phone Number 326-0101
Title of 12(b) Security Subordinate voting shares
Trading Symbol GFL
Security Exchange Name NYSE
Annual Information Form true
Audited Annual Financial Statements true
Entity Current Reporting Status Yes
Entity Interactive Data Current Yes
Entity Emerging Growth Company false
ICFR Auditor Attestation Flag true
Document Financial Statement Error Correction [Flag] false
Auditor Name KPMG LLP
Auditor Location Toronto, ON, Canada
Auditor Firm ID 85
Entity Central Index Key 0001780232
Current Fiscal Year End Date --12-31
Document Fiscal Period Focus FY
Amendment Flag false
Business Contact  
Entity Information [Line Items]  
Entity Address, Address Line One 3411 Silverside Road
Entity Address, Address Line Two Tatnall Building, Suite 104
Entity Address, City or Town Wilmington
Entity Address, State or Province DE
Entity Address, Postal Zip Code 19810
City Area Code 302
Local Phone Number 351-3367
Contact Personnel Name Corporate Creations Network Inc
Subordinate voting shares  
Entity Information [Line Items]  
Entity Common Stock, Shares Outstanding 359,349,904
Multiple voting shares  
Entity Information [Line Items]  
Entity Common Stock, Shares Outstanding 11,812,964
Series A Perpetual Convertible Preferred Shares [Member]  
Entity Information [Line Items]  
Entity Common Stock, Shares Outstanding 28,571,428
Series B Perpetual Convertible Preferred Shares [Member]  
Entity Information [Line Items]  
Entity Common Stock, Shares Outstanding 8,196,721