Property, Plant and Equipment-Net (Tables)

3 Months Ended

Mar. 31, 2022

Property, Plant and Equipment, Net [Abstract]

Components of property, plant and equipment-net

Property, plant and equipment—net consists of the following:


	March 31, 2022		December 31, 2021
	(in millions)
Land	$	67	$	68
Machinery and equipment(1)	12,763		12,757
Buildings and improvements(1)	916		915
Construction in progress(1)	179		148
Property, plant and equipment(2)	13,925		13,888
Less: Accumulated depreciation and amortization	7,019		6,807
Property, plant and equipment—net	$	6,906	$	7,081

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(1)At both March 31, 2022 and December 31, 2021, machinery and equipment, buildings and improvements, and construction in progress include cumulative impairment charges of $169 million, $5 million and $8 million, respectively, which were recorded in 2021.

(2)As of March 31, 2022 and December 31, 2021, we had property, plant and equipment that was accrued but unpaid of approximately $22 million and $35 million, respectively. As of March 31, 2021 and December 31, 2020, we had property, plant and equipment that was accrued but unpaid of approximately $33 million and $43 million, respectively.

Summary of plant turnaround activity

The following is a summary of capitalized plant turnaround costs:


	Three months ended March 31,
	2022		2021
	(in millions)
Net capitalized turnaround costs:
Beginning balance	$	355	$	226
Additions	5		10
Depreciation	(36)		(25)
Effect of exchange rate changes	(1)		—
Ending balance	$	323	$	211