Property, Plant and Equipment (Tables)

12 Months Ended

Dec. 31, 2022

Property, Plant and Equipment [Abstract]

Property, Plant and Equipment, at Cost

Property, plant and equipment, at cost, consist of the following at December 31, 2022 and 2021 (in thousands):

	Useful Lives (Years)	December 31,
		2022		2021
Land	—	$	172,464	$	117,703
Land improvements	10 – 30	201,284		112,374
Buildings and improvements	10 – 50	492,509		383,879
Machinery and equipment(a)	2 – 45	4,446,315		3,619,712
Mineral rights and reserves	7 – 60	1,795,668		1,783,691
Construction in progress	—	2,246,090		2,057,387
Total		$	9,354,330	$	8,074,746

(a)Consists primarily of (1) short-lived production equipment components, office and building equipment and other equipment with estimated lives ranging 2 – 7 years, (2) production process equipment (intermediate components) with estimated lives ranging 8 – 19 years, (3) production process equipment (major unit components) with estimated lives ranging 20 – 29 years, and (4) production process equipment (infrastructure and other) with estimated lives ranging 30 – 45 years.