v3.24.0.1
OPERATING SEGMENTS - Reconciliation of EBITDA to Net Loss (Details) - CAD ($)
$ in Millions
 12 Months Ended
Dec. 31, 2023
Dec. 31, 2022
Disclosure of reclassifications or changes in presentation [line items]    
Net income (loss) from continuing operations $ 32.2 $ (183.2)
Depreciation of property and equipment 1,004.4 1,008.7
Amortization of intangible assets 485.3 516.8
Interest and other finance costs 627.2 489.3
Income tax expense (recovery) 159.9 (176.1)
(Gain) loss on foreign exchange (72.9) 217.7
(Gain) loss on sale of property and equipment (13.1) 4.7
Mark-to-market loss (gain) on Purchase Contracts 104.3 (266.8)
Share of net loss (income) of investments accounted for using the equity method 61.6 (20.7)
Share-based payments 124.8 55.1
Gain on divestiture (580.5) (4.9)
Other 23.2 (7.2)
Adjusted EBITDA 2,003.7 1,720.8
Representation To Exclude Results Of GFL Infrastructure [Member]    
Disclosure of reclassifications or changes in presentation [line items]    
Net income (loss) from continuing operations 32.2 (183.2)
Depreciation of property and equipment 1,004.4 1,003.9
Amortization of intangible assets 485.3 515.6
Interest and other finance costs 627.2 489.3
Income tax expense (recovery) 159.9 (176.1)
(Gain) loss on foreign exchange (72.9) 217.7
(Gain) loss on sale of property and equipment (13.1) 4.7
Mark-to-market loss (gain) on Purchase Contracts 104.3 (266.8)
Share of net loss (income) of investments accounted for using the equity method 61.6 (20.7)
Share-based payments 124.8 53.3
Gain on divestiture (580.5) (4.9)
Transaction costs 78.4 55.0
Acquisition, rebranding and other integration costs 15.3 25.8
Other (23.2) 7.2
Adjusted EBITDA $ 2,003.7 $ 1,720.8