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Commitments and contingencies - Narrative (Details)
$ in Millions
1 Months Ended 3 Months Ended 6 Months Ended
Oct. 31, 2022
CAD ($)
Jun. 30, 2023
USD ($)
claim
Jun. 30, 2022
USD ($)
Jun. 30, 2023
USD ($)
claim
site
location
Jun. 30, 2022
USD ($)
Dec. 31, 2022
USD ($)
Loss Contingencies [Line Items]            
Number of asbestos-related claims | claim   260   260    
Income tax examination, penalties and interest accrued $ 20.0          
Income tax examination, estimate of possible loss $ 49.2          
Number of locations impacted by environmental laws and regulations | location       127    
Number of company owned/occupied sites requiring environmental remediation work | site       107    
Number of non owned sites liable for a share of clean-up | site       20    
Estimated life of project, minimum       2 years    
Estimated life of project, maximum       30 years    
Warehousing, selling, and administrative            
Loss Contingencies [Line Items]            
Insurance recoveries   $ 0 $ 9,200,000 $ 0 $ 9,200,000  
Prepaid expenses and other current assets            
Loss Contingencies [Line Items]            
Receivables for insurance recoveries   6,400,000   6,400,000   $ 6,700,000
Other assets            
Loss Contingencies [Line Items]            
Receivables for insurance recoveries   $ 7,000,000   $ 7,000,000   $ 9,300,000