v3.22.4
Property, Plant and Equipment, net and Intangibles, net (Tables)
 12 Months Ended
Dec. 31, 2022
Property, Plant and Equipment [Line Items]  
Summary of Property, Plant and Equipment
Property, plant and equipment, net consisted of the following as of December 31, 2022 and January 1, 2022: 
 20222021
Mineral bearing land and leased interests$515,153 $535,198 
Land (non-mineral bearing)183,926 196,843 
Buildings and improvements213,056 185,472 
Plants, machinery and equipment1,380,886 1,405,694 
Mobile equipment and barges555,119 560,515 
Truck and auto fleet38,717 54,700 
Landfill airspace and improvements55,027 52,258 
Office equipment49,336 47,389 
Construction in progress90,039 71,352 
Property, plant and equipment3,081,259 3,109,421 
Less accumulated depreciation, depletion and amortization(1,267,557)(1,266,513)
Property, plant and equipment, net$1,813,702 $1,842,908 
The estimated useful lives are generally as follows:
   
Buildings and improvements
10 - 30
years
Plant, machinery and equipment
7 - 20
years
Office equipment
3 - 7
years
Truck and auto fleet
5 - 8
years
Mobile equipment and barges
6 - 8
years
Landfill airspace and improvements
10 - 30
years
Other
4 - 20
years
Intangible Assets by Type and in Total The following table shows intangible assets by type and in total: 
 December 31, 2022January 1, 2022
 Gross NetGross Net
 CarryingAccumulatedCarryingCarryingAccumulatedCarrying
 AmountAmortizationAmountAmountAmortizationAmount
Operating permits$38,677 $(4,109)$34,568 $33,671 $(2,467)$31,204 
Mineral leases18,091 (7,056)11,035 19,927 (8,922)11,005 
Reserve rights25,242 (3,872)21,370 25,586 (3,329)22,257 
Other4,877 (466)4,411 5,481 (551)4,930 
Total intangible assets$86,887 $(15,503)$71,384 $84,665 $(15,269)$69,396 
Estimated Amortization Expense for Intangible Assets The estimated amortization expense for intangible assets for each of the next five years and thereafter is as follows:
 
  
2023$4,010 
20243,985 
20253,944 
20263,895 
20273,883 
Thereafter51,667 
Total$71,384 
Summit Materials, LLC  
Property, Plant and Equipment [Line Items]  
Summary of Property, Plant and Equipment
Property, plant and equipment, net consisted of the following as of December 31, 2022 and January 1, 2022:
 
 20222021
Mineral bearing land and leased interests$515,153 $535,198 
Land (non-mineral bearing)183,926 196,843 
Buildings and improvements213,056 185,472 
Plants, machinery and equipment1,380,886 1,405,694 
Mobile equipment and barges555,119 560,515 
Truck and auto fleet38,717 54,700 
Landfill airspace and improvements55,027 52,258 
Office equipment49,336 47,389 
Construction in progress90,039 71,352 
Property, plant and equipment3,081,259 3,109,421 
Less accumulated depreciation, depletion and amortization(1,267,557)(1,266,513)
Property, plant and equipment, net$1,813,702 $1,842,908 
The estimated useful lives are generally as follows: 
Buildings and improvements
10 - 30
years
Plant, machinery and equipment
7 - 20
years
Office equipment
3 - 7
years
Truck and auto fleet
5 - 8
years
Mobile equipment and barges
6 - 8
years
Landfill airspace and improvements
10 - 30
years
Other
4 - 20
years
Intangible Assets by Type and in Total The following table shows intangible assets by type and in total:
 
 December 31, 2022January 1, 2022
 Gross NetGross Net
 CarryingAccumulatedCarryingCarryingAccumulatedCarrying
 AmountAmortizationAmountAmountAmortizationAmount
Operating permits$38,677 $(4,109)$34,568 $33,671 $(2,467)$31,204 
Mineral leases18,091 (7,056)11,035 19,927 (8,922)11,005 
Reserve rights25,242 (3,872)21,370 25,586 (3,329)22,257 
Other4,877 (466)4,411 5,481 (551)4,930 
Total intangible assets$86,887 $(15,503)$71,384 $84,665 $(15,269)$69,396 
Estimated Amortization Expense for Intangible Assets The estimated amortization expense for intangible assets for each of the next five years and thereafter is as follows:
 
2023$4,010 
20243,985 
20253,944 
20263,895 
20273,883 
Thereafter51,667 
Total$71,384