v3.20.1
Impairments (Tables)
3 Months Ended
Mar. 31, 2020
Impairments [Abstract]  
Before-tax impairment charges [Table Text Block]
Note 8—Impairments
During the three-month periods ended March
 
31, 2020 and 2019, we recognized before-tax
 
impairment
charges within the following segments:
Millions of Dollars
 
Three Months Ended
March 31
2020
2019
Lower 48
511
-
Europe and North Africa
10
1
$
521
1