Property, plant, equipment and mineral deposits (Tables)

12 Months Ended

Dec. 31, 2024

Disclosure of detailed information about property, plant and equipment [abstract]

Disclosure of detailed information about property, plant and equipment

With the exception of quarries and refurbishments, depreciation is calculated using the straight-line method to allocate the cost of the assets to their residual values over their estimated useful lives, as follows:


	Cement	Aggregates	Other
Land improvements	15 - 30	15	15
Building and improvements	25	25	25
Machinery and equipment	15-30	10-20	5-15
Mobile equipment	7-25	7-15	7
Marine equipment	20	20	n/a
Auto and truck	8	8	8
Furniture and fixtures	3-5	3-5	3-5

Activity within property, plant, equipment and mineral deposits, for the year ended December 31, 2024 consists of the following:


	Quarries		Land & Land Improvements		Buildings		Machinery & equipment		Motor vehicles		Furniture & fixtures		Assets under construction		Total

January 1, 2024	$	114,537	$	157,668	$	59,849	$	288,025	$	91,030	$	4,289	$	85,633	$	801,031

Additions	10,685		—		—		—		—		—		128,183		138,868
Disposals	—		(163)		(46)		(911)		(1,003)		—		—		(2,123)
Reclassification	2,323		9,040		35,490		61,829		58,784		4,362		(171,828)		—
Provision adjustments	(1,659)		(17)		(1)		(1,438)		—		—		—		(3,115)
Capitalized interest	—		—		—		—		—		—		732		732
Depreciation, depletion, & amortization (DD&A)	(11,301)		(2,913)		(5,725)		(38,619)		(24,026)		(1,076)		—		(83,660)

December 31, 2024	$	114,585	$	163,615	$	89,567	$	308,886	$	124,785	$	7,575	$	42,720	$	851,733

As of December 31, 2024
Cost	266,275		225,351		185,795		994,491		344,003		22,733		49,215		2,087,863
Accumulated DD&A	(150,685)		(59,736)		(96,228)		(685,236)		(219,218)		(15,158)		(6,495)		(1,232,756)
Impairment reserve	(1,005)		(2,000)		—		(369)		—		—		—		(3,374)
Net book value	$	114,585	$	163,615	$	89,567	$	308,886	$	124,785	$	7,575	$	42,720	$	851,733

10. Property, plant, equipment and mineral deposits (continued)

Activity within property, plant, equipment and mineral deposits, for the year ended December 31, 2023 consists of the following


	Quarries		Land & Land Improvements		Buildings		Machinery & equipment		Motor vehicles		Furniture & fixtures		Assets under construction		Total
January 1, 2023	$	113,948	$	151,346	$	35,740	$	283,321	$	87,928	$	921	$	75,062	$	748,266
Additions	7,917		—		—		681		—		—		111,521		120,119
Disposals	—		—		(255)		(3,405)		(339)		—		—		(3,999)
Reclassification	47		7,070		27,775		43,342		22,557		4,180		(104,309)		662
Provision adjustments	4,778		(32)		118		2,885		—		—		—		7,749
Capitalized interest	—		—		—		—		—		—		2,826		2,826
Depreciation, depletion, & amortization (DD&A)	(11,148)		(2,166)		(3,529)		(38,430)		(19,116)		(812)		—		(75,201)
Impairment reserve	(1,005)		1,450		—		(369)		—		—		533		609
December 31, 2023	$	114,537	$	157,668	$	59,849	$	288,025	$	91,030	$	4,289	$	85,633	$	801,031

As of December 31, 2023
Cost	254,832		216,944		150,219		957,365		313,197		19,248		90,670		2,002,475
Accumulated DD&A	(139,290)		(57,276)		(90,370)		(668,971)		(222,167)		(14,959)		(5,037)		(1,198,070)
Impairment reserve	(1,005)		(2,000)		—		(369)		—		—		—		(3,374)
Net book value	$	114,537	$	157,668	$	59,849	$	288,025	$	91,030	$	4,289	$	85,633	$	801,031