Condensed Consolidating Financial Statements (Narrative) (Details) - Senior Notes	Sep. 30, 2017	Jun. 30, 2017	Jun. 26, 2017	Dec. 31, 2016
Senior Notes, 6.35% due 2017 | Weatherford Bermuda
Condensed Financial Statements, Captions [Line Items]
Stated interest rate on debt		6.35%		6.35%
Senior Notes, 6.80% due 2037 | Weatherford Bermuda
Condensed Financial Statements, Captions [Line Items]
Stated interest rate on debt	6.80%			6.80%
Senior Notes, 6.50% due 2036 | Weatherford Delaware
Condensed Financial Statements, Captions [Line Items]
Stated interest rate on debt	6.50%			6.50%
Senior Notes, 6.00% due 2018 | Weatherford Bermuda
Condensed Financial Statements, Captions [Line Items]
Stated interest rate on debt	6.00%
Senior Notes, 6.00% due 2018 | Weatherford Delaware
Condensed Financial Statements, Captions [Line Items]
Stated interest rate on debt	6.00%			6.00%
Senior Notes, 7.00% due 2038 | Weatherford Delaware
Condensed Financial Statements, Captions [Line Items]
Stated interest rate on debt	7.00%			7.00%
Senior Notes, 9.625% due 2019 | Weatherford Delaware
Condensed Financial Statements, Captions [Line Items]
Stated interest rate on debt	9.625%			9.625%
Senior Notes, 9.875% due 2039 | Weatherford Delaware
Condensed Financial Statements, Captions [Line Items]
Stated interest rate on debt	9.875%			9.875%
Senior Notes, 5.125% due 2020 | Weatherford Delaware
Condensed Financial Statements, Captions [Line Items]
Stated interest rate on debt	5.125%			5.125%
Senior Notes, 6.75% due 2040 | Weatherford Delaware
Condensed Financial Statements, Captions [Line Items]
Stated interest rate on debt	6.75%			6.75%
Senior Notes, 4.50% due 2022 | Weatherford Delaware
Condensed Financial Statements, Captions [Line Items]
Stated interest rate on debt	4.50%			4.50%
Senior Notes, 5.95% due 2042 | Weatherford Delaware
Condensed Financial Statements, Captions [Line Items]
Stated interest rate on debt	5.95%			5.95%
Exchangeable Senior Notes, 5.875 Percent due 2021 | Weatherford Bermuda
Condensed Financial Statements, Captions [Line Items]
Stated interest rate on debt	5.875%			5.875%
Senior Notes, 7.75 Percent due 2021 | Weatherford Bermuda
Condensed Financial Statements, Captions [Line Items]
Stated interest rate on debt	7.75%			7.75%
Senior Notes, 8.25 Percent due 2023 | Weatherford Bermuda
Condensed Financial Statements, Captions [Line Items]
Stated interest rate on debt	8.25%			8.25%
Senior Notes, 9.875 Percent due 2024
Condensed Financial Statements, Captions [Line Items]
Stated interest rate on debt			9.875%
Senior Notes, 9.875 Percent due 2024 | Weatherford Delaware
Condensed Financial Statements, Captions [Line Items]
Stated interest rate on debt	9.875%			9.875%