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Financial Instruments (Tables)
6 Months Ended
Jun. 30, 2020
Financial Instruments  
Carrying amounts and fair values of the financial instruments

June 30, 2020

December 31, 2019

 

Carrying

Fair

Carrying

Fair

 

    

amount

    

value

    

amount

    

value

 

Cash and cash equivalents

 

$

1,511

$

1,511

$

1,790

$

1,790

Restricted cash and cash equivalents

437

437

558

558

Long-term debt, including current maturities

9,058

5,553

9,261

8,976