Properties, Plant and Equipment (Tables)

12 Months Ended

Dec. 31, 2023

Property, Plant and Equipment [Abstract]

Properties, Plant and Equipment

	At December 31												Year ended December 31
	Gross Investment at Cost						Net Investment						Additions at Cost2						Depreciation Expense3
	2023		2022		2021		2023		2022		2021		2023		2022		2021		2023		2022		2021
Upstream
United States	$	117,955	$	96,590	$	93,393	$	50,390	$	37,031	$	36,027	$	20,408	$	6,461	$	4,520	$	7,666	$	5,012	$	5,675
International	183,996		188,556		202,757		84,561		88,549		94,770		4,130		2,599		2,349		8,109		9,830		10,824
Total Upstream	301,951		285,146		296,150		134,951		125,580		130,797		24,538		9,060		6,869		15,775		14,842		16,499
Downstream
United States	31,192		29,802		26,888		13,521		12,827		10,766		1,623		2,742		543		931		913		833
International	8,401		8,281		8,134		3,122		3,226		3,300		237		246		234		301		311		296
Total Downstream	39,593		38,083		35,022		16,643		16,053		14,066		1,860		2,988		777		1,232		1,224		1,129
All Other
United States	4,390		4,402		4,729		1,991		1,931		2,078		311		230		143		313		247		290
International	147		154		144		34		27		20		15		12		7		6		6		7
Total All Other	4,537		4,556		4,873		2,025		1,958		2,098		326		242		150		319		253		297
Total United States	153,537		130,794		125,010		65,902		51,789		48,871		22,342		9,433		5,206		8,910		6,172		6,798
Total International	192,544		196,991		211,035		87,717		91,802		98,090		4,382		2,857		2,590		8,416		10,147		11,127
Total	$	346,081	$	327,785	$	336,045	$	153,619	$	143,591	$	146,961	$	26,724	$	12,290	$	7,796	$	17,326	$	16,319	$	17,925

1Other than the United States and Australia, no other country accounted for 10 percent or more of the company’s net properties, plant and equipment (PP&E) in 2023. Australia had PP&E of $41,409, $44,012 and $46,687 in 2023, 2022 and 2021, respectively. Gross Investment at Cost and Additions at Cost for 2023 each include $10,487 associated with the PDC acquisition.

2Net of dry hole expense related to prior years’ expenditures of $110, $177 and $35 in 2023, 2022 and 2021, respectively.

3Depreciation expense includes accretion expense of $593, $560 and $616 in 2023, 2022 and 2021, respectively, and impairments and write-offs of $2,180, $950 and $414 in 2023, 2022 and 2021, respectively.