Quarterly report pursuant to Section 13 or 15(d)

Accumulated Other Comprehensive Income (Loss) (Details)

v3.21.2
Accumulated Other Comprehensive Income (Loss) (Details) - USD ($)
$ in Millions
3 Months Ended 6 Months Ended
Jun. 30, 2021
Mar. 31, 2021
Jun. 30, 2020
Mar. 31, 2020
Jun. 30, 2021
Jun. 30, 2020
Accumulated Other Comprehensive Income (Loss) [Line Items]            
Balance as of beginning of period, value $ 991 $ 963 $ 1,112 $ 1,212 $ 963 $ 1,212
Balance as of beginning of period (38) (52) (66) (27) (52) (27)
Period change 1 0 1 (3) 2 (2)
Period change 4 14 (2) (36) 17 (38)
Period change 5 14 (1) (39) 19 (40)
Balance as of end of period (33) (38) (67) (66) (33) (67)
Balance as of end of period, value 1,060 991 933 1,112 1,060 933
Foreign Currency Translation Adjustments            
Accumulated Other Comprehensive Income (Loss) [Line Items]            
Balance as of beginning of period, value 2 2 (4) (1) 2 (1)
Balance as of end of period, value 3 2 (3) (4) 3 (3)
Cash Flow Hedges            
Accumulated Other Comprehensive Income (Loss) [Line Items]            
Balance as of beginning of period, value (40) (54) (62) (26) (54) (26)
Balance as of end of period, value $ (36) $ (40) $ (64) $ (62) $ (36) $ (64)