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Fair Value (Tables)
 9 Months Ended
Sep. 30, 2020
Fair Value Disclosures [Abstract]  
Carrying and Estimated Fair Value
The following table presents the assets and liabilities included in the Company's condensed consolidated balance sheets at September 30, 2020 and December 31, 2019 that are recognized at fair value on a recurring basis and indicate the fair value hierarchy utilized to determine such fair values:
 September 30, 2020December 31, 2019
 Fair value
hierarchy		Carrying
Amount		Fair
Value		Carrying
Amount		Fair
Value
Derivative asset (liability) instruments:
Swap agreementsLevel 2$2 $2 $(1)$(1)
Commodity contractsLevel 2$2 $2 $— $— 
The estimated fair value of the Company's outstanding debt is as follows:
 September 30, 2020December 31, 2019
 Fair value
hierarchy		Carrying
Amount		Fair
Value		Carrying
Amount		Fair
Value
Long-term debt (including current maturities):
Term loans and senior notesLevel 2$5,151 $4,788 $5,179 $5,113