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Summary of Significant Accounting Policies - Additional Information (Detail) - CAD ($)
$ in Millions
 3 Months Ended 6 Months Ended 12 Months Ended
Jun. 30, 2021
Jun. 30, 2021
Dec. 31, 2021
Dec. 31, 2020
Dec. 31, 2019
Statements [Line Items]          
Impact of the net reclassification on cost of goods sold and gross margin $ 4.6 $ 8.6 $ 17.3 $ 18.9 $ 14.9
Stock Options Equity Settled Share Based Payments [Member]          
Statements [Line Items]          
Description of vesting requirements for share based payment arrangement     over a five-year    
Description of maximum term of options granted for share based payment arrangement     seven-year    
Number of days proceeding the date of the grant     5 days    
Phantom Share Entitlement [Member]          
Statements [Line Items]          
Description of vesting requirements for share based payment arrangement     over a five-year    
Description of maximum term of options granted for share based payment arrangement     seventh anniversary    
Number of days proceeding the date of the grant     5 days    
Bottom of range [member]          
Statements [Line Items]          
Rental equipment useful life     5 years    
Estimated useful life of the overhaul     2 years    
Useful life measured as period of time, Intangible assets other than goodwill     3 years    
Top of range [member]          
Statements [Line Items]          
Rental equipment useful life     20 years    
Estimated useful life of the overhaul     5 years    
Useful life measured as period of time, Intangible assets other than goodwill     8 years    
Joint ventures [member]          
Statements [Line Items]          
Proportion of ownership interest in joint venture     65.00%    
Roska DBO [Member]          
Statements [Line Items]          
Proportion of ownership interest in associate     45.00%