Condensed Consolidated Statements of Comprehensive Income (Unaudited) - USD ($) $ in Millions	3 Months Ended
	Mar. 31, 2020	Mar. 31, 2019
Net income (loss)	$ (1,015)	$ 152
Other comprehensive income (loss), net of income taxes	11	1
Comprehensive income (loss)	(1,004)	153
Comprehensive (income) loss attributable to noncontrolling interest	(2)	0
Comprehensive income (loss) attributable to company shareholders	$ (1,006)	$ 153