v3.22.4
Acquisitions and Dispositions - Summary of Assets Acquired and Liabilities Assumed (Detail) - USD ($)
$ in Thousands
12 Months Ended
Dec. 31, 2022
Jan. 01, 2022
Jan. 02, 2021
Business Acquisition [Line Items]      
Goodwill $ 1,132,546 $ 1,163,750 $ 1,201,291
Summit Materials, LLC      
Business Acquisition [Line Items]      
Goodwill 1,133,546 1,164,750 $ 1,202,291
Series of Individually Immaterial Business Acquisitions      
Business Acquisition [Line Items]      
Financial assets 297 0  
Inventories 161 2,406  
Property, plant and equipment 30,041 19,668  
Intangible assets 0 702  
Other assets 1,116 98  
Financial liabilities (1,120) (1,742)  
Other long-term liabilities (1,589) (470)  
Net assets acquired 28,906 20,662  
Goodwill 0 0  
Purchase price 28,906 20,662  
Acquisition-related liabilities (6,176) (1,149)  
Other 0 0  
Net cash paid for acquisitions 22,730 19,513  
Series of Individually Immaterial Business Acquisitions | Summit Materials, LLC      
Business Acquisition [Line Items]      
Financial assets 297 0  
Inventories 161 2,406  
Property, plant and equipment 30,041 19,668  
Intangible assets 0 702  
Other assets 1,116 98  
Financial liabilities (1,120) (1,742)  
Other long-term liabilities (1,589) (470)  
Net assets acquired 28,906 20,662  
Goodwill 0 0  
Purchase price 28,906 20,662  
Acquisition-related liabilities (6,176) (1,149)  
Other 0 0  
Net cash paid for acquisitions $ 22,730 $ 19,513