Consolidated Statement of Comprehensive Income - USD ($) $ in Millions	3 Months Ended		6 Months Ended
	Jun. 30, 2023	Jun. 30, 2022	Jun. 30, 2023	Jun. 30, 2022
Net income	$ 286	$ 804	$ 526	$ 1,473
Other comprehensive income/(loss), net of tax
Comprehensive income / (loss)	304	437	632	1,258
Parent [Member]
Other comprehensive income/(loss), net of tax
Foreign currency translation	18	(403)	106	(446)
Other Comprehensive Income (Loss), Foreign Currency Transaction and Translation Reclassification Adjustment from AOCI, Realized upon Sale or Liquidation, Net of Tax	$ 0	$ 36	$ 0	$ 231