Unaudited Interim Consolidated Statements of Comprehensive Income (Loss) - USD ($) $ in Millions	3 Months Ended
	Mar. 31, 2018	Mar. 31, 2017
Net earnings (loss)	$ 365	$ 184
Other comprehensive income (loss), net of tax
Foreign currency translation	49	28
Gain (loss) on cash flow hedges	(1)	(2)
Pension and postretirement benefits	1	5
Total other comprehensive income (loss), net of tax	49	31
Total comprehensive income (loss), net of tax	414	215
Comprehensive (income) loss attributable to noncontrolling interests	(2)	(1)
Comprehensive income (loss) attributable to Celanese Corporation	$ 412	$ 214