INVENTORIES

3 Months Ended

Mar. 28, 2020

Inventory [Line Items]

INVENTORIES

INVENTORIES

Inventories consisted of the following as of March 28, 2020 and December 28, 2019: 

	March 28, 2020		December 28, 2019
Aggregate stockpiles	$	152,238	$	140,461
Finished goods	44,357		33,023
Work in process	7,628		7,664
Raw materials	27,190		23,639
Total	$	231,413	$	204,787

Summit Materials, LLC

Inventory [Line Items]

INVENTORIES

INVENTORIES

Inventories consisted of the following as of March 28, 2020 and December 28, 2019:

	March 28, 2020		December 28, 2019
Aggregate stockpiles	$	152,238	$	140,461
Finished goods	44,357		33,023
Work in process	7,628		7,664
Raw materials	27,190		23,639
Total	$	231,413	$	204,787