ACQUISITIONS, DISPOSTIONS, GOODWILL AND INTANGIBLES - Asset and Liabilities Held for Sale (Details) - USD ($) $ in Thousands	Apr. 02, 2022	Jan. 01, 2022
Business Acquisition [Line Items]
Total current assets held for sale	$ 36,572	$ 1,236
Total noncurrent assets held for sale	102,182	0
Total current liabilities held for sale	13,110	0
Total noncurrent liabilities held for sale	3,031	0
Summit Materials, LLC
Business Acquisition [Line Items]
Total current assets held for sale	36,572	1,236
Total noncurrent assets held for sale	102,182	0
Total current liabilities held for sale	13,110	0
Total noncurrent liabilities held for sale	3,031	0
Discontinued Operations, Held-for-sale
Business Acquisition [Line Items]
Cash and cash equivalents	175	0
Accounts receivable, net	7,124	0
Costs and estimated earnings in excess of billings	1,333	0
Inventories	26,361	0
Other current assets	1,579	1,236
Total current assets held for sale	36,572	1,236
Property, plant and equipment, net	77,988	0
Goodwill	6,059	0
Intangible assets, net	1,858	0
Operating lease right-of-use assets	998	0
Other assets	15,279	0
Total noncurrent assets held for sale	102,182	0
Accounts payable	7,844	0
Accrued expenses	3,873	0
Current operating lease liabilities	403	0
Billings in excess of costs and estimated earnings	990	0
Total current liabilities held for sale	13,110	0
Noncurrent operating lease liabilities	538	0
Other noncurrent liabilities	2,493	0
Total noncurrent liabilities held for sale	3,031	0
Discontinued Operations, Held-for-sale | Summit Materials, LLC
Business Acquisition [Line Items]
Cash and cash equivalents	175	0
Accounts receivable, net	7,124	0
Costs and estimated earnings in excess of billings	1,333	0
Inventories	26,361	0
Other current assets	1,579	1,236
Total current assets held for sale	36,572	1,236
Property, plant and equipment, net	77,988	0
Goodwill	6,059	0
Intangible assets, net	1,858	0
Operating lease right-of-use assets	998	0
Other assets	15,279	0
Total noncurrent assets held for sale	102,182	0
Accounts payable	7,844	0
Accrued expenses	3,873	0
Current operating lease liabilities	403	0
Billings in excess of costs and estimated earnings	990	0
Total current liabilities held for sale	13,110	0
Noncurrent operating lease liabilities	538	0
Other noncurrent liabilities	2,493	0
Total noncurrent liabilities held for sale	$ 3,031	$ 0