Property, Plant and Equipment (Tables)

3 Months Ended

Mar. 31, 2022

Property, Plant and Equipment [Abstract]

Summary of property, plant and equipment and depreciation expense

Property, plant and equipment consist of the following:

	March 31, 2022		December 31, 2021
	(In thousands)
Land	$	216,639	$	218,140
Buildings and improvements	1,744,892		1,711,560
Machinery and equipment	6,432,040		6,277,684
Finance lease assets	110,452		105,294
Software and computer equipment	233,581		232,251
Furniture, fixtures and other equipment	22,585		22,125
Construction in progress	68,670		74,662
Total property, plant and equipment	8,828,859		8,641,716
Accumulated depreciation and amortization	(5,890,117)		(5,770,658)
Total property, plant and equipment, net	$	2,938,742	$	2,871,058

The following table summarizes our depreciation expense:

	For the Three Months Ended March 31,
	2022		2021
	(In thousands)
Depreciation expense	$	148,040	$	135,232