CONDENSED CONSOLIDATED STATEMENTS OF COMPREHENSIVE INCOME (LOSS) - USD ($) $ in Millions	3 Months Ended
	Mar. 31, 2019	Mar. 31, 2018
Statement of Comprehensive Income [Abstract]
Net Loss	$ (477)	$ (242)
Other Comprehensive Income (Loss), Net of Tax:
Currency Translation Adjustments	33	5
Other Comprehensive Income	33	5
Comprehensive Loss	(444)	(237)
Comprehensive Income Attributable to Noncontrolling Interests	4	3
Comprehensive Loss Attributable to Weatherford	$ (448)	$ (240)