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Financial Instruments - Additional Information (Details)
$ in Millions, $ in Millions
 12 Months Ended
Dec. 31, 2022
CAD ($)
day
Dec. 31, 2021
CAD ($)
day
Dec. 31, 2022
USD ($)
day
Dec. 31, 2022
AUD ($)
day
Dec. 31, 2021
AUD ($)
day
Oct. 29, 2021
CAD ($)
Disclosure of nature and extent of risks arising from financial instruments [line items]            
Gains (losses) on cash flow hedges, net of tax $ 3,600,000 $ 3,600,000        
Maximum amount of credit risk exposure $ 2,031,100,000 $ 1,746,900,000        
Number of internal target days of revenue in trade receivables | day 62 59 62 62 59  
Impairment loss recognised in profit or loss, trade receivables $ 1,900,000 $ 1,000,000.0        
Recoveries (1,100,000) (2,200,000)        
Adjustments in net income resulting from 1% changes in interest rate 2,000,000.0 2,800,000        
Additional revolving credit facilities amount           $ 600,000,000
Adjustments in net income resulting from 0.5% changes in interest rate 5,400,000 $ 5,300,000        
Return Swap On Share-Based Compensation Units            
Disclosure of nature and extent of risks arising from financial instruments [line items]            
Unrealized loss on forward contract $ (1,200,000)          
PSUs            
Disclosure of nature and extent of risks arising from financial instruments [line items]            
Adjustments in net income resulting from 10% changes in interest rate 120000000.00% 130000000.00% 120000000.00% 120000000.00% 130000000.00%  
Revolving credit facility            
Disclosure of nature and extent of risks arising from financial instruments [line items]            
Amount of revolving credit facility $ 800,000,000         $ 800,000,000
Unused capacity of the facility 223,600,000 $ 243,700,000        
Credit Facilities            
Disclosure of nature and extent of risks arising from financial instruments [line items]            
Unused capacity of the facility 231,800,000 243,700,000        
Return Swap On Share-Based Compensation Units            
Disclosure of nature and extent of risks arising from financial instruments [line items]            
Gains on change in fair value of derivatives   100,000        
Forward contract            
Disclosure of nature and extent of risks arising from financial instruments [line items]            
Gains on change in fair value of derivatives 100,000 300,000        
Forward contract | United States of America, Dollars            
Disclosure of nature and extent of risks arising from financial instruments [line items]            
Derivative notional amount 149,900,000   $ 110.6      
Forward contract | Australia, Dollars            
Disclosure of nature and extent of risks arising from financial instruments [line items]            
Derivative notional amount $ 51,600,000 39,300,000   $ 56.4 $ 42.8  
Cash flow hedges            
Disclosure of nature and extent of risks arising from financial instruments [line items]            
Interest rate swap agreement, amount 160,000,000.0          
Interest rate swap agreement, fixed Interest rate 2.295%   2.295% 2.295%    
Unrealized gain (loss) on interest rate swap $ 4,300,000 4,600,000        
Gains (losses) on cash flow hedges, net of tax 3,300,000 3,500,000        
Cash flow hedges | RSUs            
Disclosure of nature and extent of risks arising from financial instruments [line items]            
Unrealized gain (loss) on interest rate swap 400,000 100,000        
Gains (losses) on cash flow hedges, net of tax (300,000) 100,000        
Reclassification adjustments on cash flow hedges, before tax (3,000,000.0) 100,000        
Reclassification adjustments on cash flow hedges, net of tax $ (2,300,000) $ 100,000        
Cash flow hedges | Return Swap On Share-Based Compensation Units            
Disclosure of nature and extent of risks arising from financial instruments [line items]            
Interest rate swap agreement, amount 22,400,000