Income per Share - Weighted Average Shares Outstanding (Details) - USD ($) $ / shares in Units, shares in Thousands, $ in Millions	3 Months Ended		9 Months Ended
	Sep. 30, 2024	Sep. 30, 2023	Sep. 30, 2024	Sep. 30, 2023
Earnings Per Share [Abstract]
Net Income Attributable to Weatherford	$ 157	$ 123	$ 394	$ 277
Less: Impact of Acquisition Contingent Consideration	(2)	0	0	0
Net Income Attributable to Weatherford and Available to Shareholders, Basic	155	123	394	277
Net Income Attributable to Weatherford and Available to Shareholders, Diluted	$ 155	$ 123	$ 394	$ 277
Basic Weighted Average Shares Outstanding (in shares)	73,200	72,100	73,100	71,900
Dilutive Effect of Awards Granted in Stock Incentive Plan (in shares)	1,900	1,600	1,900	1,700
Dilutive Effect of Acquisition Contingent Consideration (in shares)	100	0	0	0
Weighted Average Number of Shares Outstanding, Diluted	75,200	73,700	75,000	73,600
Basic Income per Share (in dollars per share)	$ 2.14	$ 1.70	$ 5.39	$ 3.85
Diluted Income per Share (in dollars per share)	$ 2.06	$ 1.66	$ 5.25	$ 3.76
Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items]
Total Anti-dilutive Weighted Average Shares (in shares)	300	8,200	400	8,600
Warrants
Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items]
Total Anti-dilutive Weighted Average Shares (in shares)	0	7,800	0	7,800
Equity Awards
Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items]
Total Anti-dilutive Weighted Average Shares (in shares)	300	400	400	800