v3.25.4
Accounting for Suspended Exploratory Wells (Tables)
 12 Months Ended
Dec. 31, 2025
Accounting for Suspended Exploratory Wells [Abstract]  
Schedule of Changes in Company's Suspended Exploratory Well Costs
The following table indicates the changes to the company’s suspended exploratory well costs for the three years ended December 31, 2025:
202520242023
Beginning balance at January 1$1,662 $1,648 $1,627 
Additions to capitalized exploratory well costs pending the determination of proved reserves
150 14 88 
Reclassifications to wells, facilities and equipment based on the determination of proved reserves
— — — 
Capitalized exploratory well costs charged to expense(1)— (67)
Other reductions*(52)— — 
Ending balance at December 31$1,759 $1,662 $1,648 
*Represents property sales.
Schedule of Aging of Capitalized Well Costs and Number of Project
The following table provides an aging of capitalized well costs and the number of projects for which exploratory well costs have been capitalized for a period greater than one year since the completion of drilling:
At December 31
202520242023
Exploratory well costs capitalized for a period of one year or less
$148 $17 $78 
Exploratory well costs capitalized for a period greater than one year
1,611 1,645 1,570 
Balance at December 31$1,759 $1,662 $1,648 
Number of projects with exploratory well costs that have been capitalized for a period greater than one year*
15 14 13 
*Certain projects have multiple wells or fields or both.
Schedule of Aging of Costs on Well and Project Basis
The $1,611 of suspended well costs capitalized for a period greater than one year as of December 31, 2025, represents 73 exploratory wells in 15 projects. The tables below contain the aging of these costs on a well and project basis:
Aging based on drilling completion date of individual wells:AmountNumber of wells
2000-2009$263 14 
2010-20141,068 46 
2015-2024280 13 
Total$1,611 73 
Aging based on drilling completion date of last suspended well in project:AmountNumber of projects
2008-2012$292 2 
2013-20161,030 6 
2017-2025289 7 
Total$1,611 15