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INVENTORIES
3 Months Ended
Apr. 02, 2022
Inventory [Line Items]  
INVENTORIES INVENTORIES
 
Inventories consisted of the following as of April 2, 2022 and January 1, 2022: 
 April 2, 2022January 1, 2022
Aggregate stockpiles$123,981 $130,640 
Finished goods37,882 22,690 
Work in process6,974 8,277 
Raw materials18,172 19,153 
Total$187,009 $180,760 
Summit Materials, LLC  
Inventory [Line Items]  
INVENTORIES INVENTORIES
 
Inventories consisted of the following as of April 2, 2022 and January 1, 2022:
April 2, 2022January 1, 2022
Aggregate stockpiles$123,981 $130,640 
Finished goods37,882 22,690 
Work in process6,974 8,277 
Raw materials18,172 19,153 
Total$187,009 $180,760