Asset Impairments and Unusual Items	3 Months Ended
Mar. 31, 2020
Asset Impairments and Unusual Items
Asset Impairments and Unusual Items	9. Asset Impairments Equity in Net Losses of Unconsolidated Entities During the first quarter of 2020, we recorded an impairment charge of $7 million related to our investment in a refined coal facility which is discussed further in Note 4. The fair value of our investment was not readily determinable; thus, we determined the fair value using management assumptions pertaining to investment value (Level 3). Other, Net During the first quarter of 2019, we recognized a $52 million impairment charge related to our minority-owned investment in a waste conversion technology business. We wrote down our investment to its estimated fair value as the result of a third-party investor’s transactions in these securities. The fair value of our investment was not readily determinable; thus, we determined the fair value utilizing a combination of quoted price inputs for the equity in our investment (Level 2) and certain management assumptions pertaining to investment value (Level 3).

Asset Impairments and Unusual Items

3 Months Ended

Mar. 31, 2020

9. Asset Impairments

Equity in Net Losses of Unconsolidated Entities

During the first quarter of 2020, we recorded an impairment charge of $7 million related to our investment in a refined coal facility which is discussed further in Note 4. The fair value of our investment was not readily determinable; thus, we determined the fair value using management assumptions pertaining to investment value (Level 3).

Other, Net

During the first quarter of 2019, we recognized a $52 million impairment charge related to our minority-owned investment in a waste conversion technology business. We wrote down our investment to its estimated fair value as the result of a third-party investor’s transactions in these securities. The fair value of our investment was not readily determinable; thus, we determined the fair value utilizing a combination of quoted price inputs for the equity in our investment (Level 2) and certain management assumptions pertaining to investment value (Level 3).