CONDENSED CONSOLIDATED STATEMENTS OF COMPREHENSIVE LOSS - USD ($) $ in Millions	3 Months Ended
	Mar. 31, 2021	Mar. 31, 2020
Statement of Comprehensive Income [Abstract]
Net Loss	$ (110)	$ (958)
Foreign Currency Translation Adjustments	(4)	(95)
Comprehensive Loss	(114)	(1,053)
Comprehensive Income (Loss), Net of Tax, Attributable to Noncontrolling Interest	6	8
Comprehensive Loss Attributable to Weatherford	$ (120)	$ (1,061)