v3.20.2
DEBT (Tables)
9 Months Ended
Sep. 30, 2020
Debt Disclosure [Abstract]  
Schedule of carrying amounts and fair values of long-term debt The carrying amounts and fair value of long-term debt are as follows:
 September 30, 2020December 31, 2019
(US$ in millions)Carrying
Value
Fair Value
(Level 2)
Carrying
Value
Fair Value
(Level 2)
Long-term debt, including current portion$4,928 $5,017 $4,223 $4,319