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Charges and Credits - Additional Information (Detail) $ in Millions |  |  | 3 Months Ended | 12 Months Ended
--- | --- | --- | --- | ---
Oct. 01, 2019 USD ($) | Aug. 31, 2019 USD ($) Unit | Dec. 31, 2020 USD ($) | Sep. 30, 2020 USD ($) | Jun. 30, 2020 USD ($) Emp | Mar. 31, 2020 USD ($) Unit | Dec. 31, 2019 USD ($) | Sep. 30, 2019 USD ($) | Dec. 31, 2018 USD ($) | Jun. 30, 2018 USD ($) | Dec. 31, 2020 USD ($) | Dec. 31, 2019 USD ($) | Dec. 31, 2018 USD ($)
Charges And Credits [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |
Total number of reporting units | Unit |  | 17 |  |  |  | 11 |  |  |  |  |  |  |
Goodwill |  |  |  |  |  | $ 16,000.0 |  |  |  |  |  |  |
Goodwill impairment charge |  |  |  |  |  | $ 3,100.0 |  |  |  |  |  |  |
Goodwill |  | $ 25,000.0 | $ 12,980.0 | $ 12,968.0 |  |  | $ 16,042.0 |  | $ 24,931.0 |  | $ 12,980.0 | $ 16,042.0 | $ 24,931.0
Expected increase/decrease in discount rate assumption |  |  |  |  |  | 50.00% |  |  |  |  |  |  |
Number of reporting units fair value to be impacted | Unit |  |  |  |  |  | 7 |  |  |  |  |  |  |
Intangible assets |  | 1,085.0 |  |  |  | $ 3,300.0 |  |  |  |  |  |  |
Restructuring Charges |  |  |  |  |  |  | 104.0 |  |  |  |  |  |
Gains on sales of businesses |  |  |  |  |  |  |  |  |  |  | 104.0 | 247.0 | 215.0
Expected increase in discount rate assumption |  |  |  |  |  |  |  | 0.50% |  |  |  |  |
Increase in goodwill impairment charge |  |  |  |  |  |  |  | $ 300.0 |  |  |  |  |
Expected decrease in discount rate assumption |  |  |  |  |  |  |  | 0.50% |  |  |  |  |
Decrease in goodwill impairment charge |  |  |  |  |  |  |  | $ 400.0 |  |  |  |  |
Benefits Paid |  |  |  |  |  |  |  |  |  |  | 257.0 |  |
Non-cash settlement charge |  |  |  |  |  |  | 37.0 |  |  |  | 37.0 |  |
Debt instrument, repurchase amount |  |  |  |  |  |  | 22.0 |  |  |  |  | 22.0 |
Net proceeds from divestitures |  |  |  |  |  |  |  |  |  |  | $ 434.0 | $ 348.0 |
Charges and credits |  |  |  |  |  |  | 12,191.0 |  |  |  |  |  | 124.0
Rockwell Automation |  |  |  |  |  |  |  |  |  |  |  |  |
Charges And Credits [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |
Percentage of equity ownership interest | 53.00% |  |  |  |  |  |  |  |  |  |  |  |
Schlumberger |  |  |  |  |  |  |  |  |  |  |  |  |
Charges And Credits [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |
Percentage of equity ownership interest | 47.00% |  |  |  |  |  |  |  |  |  |  |  |
Cash recieved | $ 238.0 |  |  |  |  |  |  |  |  |  |  |  |
Gain of deconsolidation in formation of joint venture |  |  |  |  |  |  | 247.0 |  |  |  |  |  |
Liberty Oilfield Services Inc. |  |  |  |  |  |  |  |  |  |  |  |  |
Charges And Credits [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |
Percentage of equity ownership interest |  |  | 37.00% |  |  |  |  |  |  |  | 37.00% |  |
Gains on sales of businesses |  |  | $ 104.0 |  |  |  |  |  |  |  |  |  |
Investment |  |  | 700.0 |  |  |  |  |  |  |  | $ 700.0 |  |
Unrealized Gain on Investments |  |  | 39.0 |  |  |  |  |  |  |  |  |  |
Investments, Fair Value |  |  | 43.0 |  |  |  |  |  |  |  | $ 43.0 |  |
Disposition |  |  | $ 62.0 |  |  |  |  |  |  |  |  |  |
North America |  |  |  |  |  |  |  |  |  |  |  |  |
Charges And Credits [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |
Intangible assets |  | 243.0 |  |  |  |  |  |  |  |  |  |  |
Carrying Value Of Impaired Intangible Asset |  |  |  |  |  |  |  |  |  |  |  |  |
Charges And Credits [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |
Intangible assets |  |  |  |  |  | 900.0 |  |  |  |  |  |  |
Carrying Value Of Impaired Intangible Asset | North America |  |  |  |  |  |  |  |  |  |  |  |  |
Charges And Credits [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |
Intangible assets |  |  |  |  |  | 1,300.0 |  |  |  |  |  |  |
North America pressure pumping asset impairments | North America |  |  |  |  |  |  |  |  |  |  |  |  |
Charges And Credits [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |
Intangible assets |  | 1,575.0 |  |  |  | 600.0 |  |  |  |  |  |  |
Severance |  |  |  |  |  |  |  |  |  |  |  |  |
Charges And Credits [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |
Intangible assets |  | 13.0 |  |  |  | 202.0 |  | 62.0 |  |  |  |  |
Restructuring Charges |  |  |  |  |  |  | 68.0 |  |  |  |  |  |
Severance | North America |  |  |  |  |  |  |  |  |  |  |  |  |
Charges And Credits [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |
Intangible assets |  | 10.0 |  |  |  |  |  |  |  |  |  |  |
Severance | Argentina |  |  |  |  |  |  |  |  |  |  |  |  |
Charges And Credits [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |
Intangible assets |  |  |  |  |  |  |  | 29.0 |  |  |  |  |
Other Restructuring |  |  |  |  |  |  |  |  |  |  |  |  |
Charges And Credits [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |
Intangible assets |  |  |  |  |  | 79.0 |  | 45.0 |  |  |  |  |
Valuation allowance | North America |  |  |  |  |  |  |  |  |  |  |  |  |
Charges And Credits [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |
Intangible assets |  |  |  |  |  | 164.0 |  |  |  |  |  |  |
Workforce reductions |  |  |  |  |  |  |  |  |  |  |  |  |
Charges And Credits [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |
Intangible assets |  |  |  |  | $ 1,021.0 |  |  |  |  |  |  |  |
Reduction in workforce | Emp |  |  |  |  | 21,000 |  |  |  |  |  |  |  |
Restructuring Charges |  |  |  | 63.0 |  |  |  |  |  |  |  |  |
Charges and credits |  |  |  |  |  |  |  |  |  |  |  |  | 164.0
Workforce reductions | Impairments and Other |  |  |  |  |  |  |  |  |  |  |  |  |
Charges And Credits [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |
Charges and credits |  |  |  |  |  |  |  |  |  | $ 184.0 |  |  |
Asset Performance Solutions Investments | Latin America |  |  |  |  |  |  |  |  |  |  |  |  |
Charges And Credits [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |
Intangible assets |  |  |  |  | $ 730.0 |  |  |  |  |  |  |  |
Fixed Asset Impairment |  |  |  |  |  |  |  |  |  |  |  |  |
Charges And Credits [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |
Intangible assets |  |  |  |  | 666.0 |  |  |  |  |  |  |  |
Fixed Asset Impairment | North America |  |  |  |  |  |  |  |  |  |  |  |  |
Charges And Credits [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |
Intangible assets |  | 230.0 |  |  |  |  |  |  |  |  |  |  |
Inventory Write Down |  |  |  |  |  |  |  |  |  |  |  |  |
Charges And Credits [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |
Intangible assets |  |  |  |  | 603.0 |  |  |  |  |  |  |  |
Inventory Write Down | North America |  |  |  |  |  |  |  |  |  |  |  |  |
Charges And Credits [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |
Intangible assets |  | 70.0 |  |  |  |  |  |  |  |  |  |  |
Right Of Use Asset Impairments |  |  |  |  |  |  |  |  |  |  |  |  |
Charges And Credits [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |
Intangible assets |  |  |  |  | 311.0 |  |  |  |  |  |  |  |
Costs Associated With Exiting Certain Activities1 |  |  |  |  |  |  |  |  |  |  |  |  |
Charges And Credits [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |
Intangible assets |  |  |  |  | 205.0 |  |  |  |  |  |  |  |
Multiclient seismic data impairment |  |  |  |  |  |  |  |  |  |  |  |  |
Charges And Credits [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |
Intangible assets |  |  |  |  | 156.0 |  |  |  |  |  |  |  |
Other |  |  |  |  |  |  |  |  |  |  |  |  |
Charges And Credits [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |
Intangible assets |  |  |  |  | 60.0 |  |  |  |  |  |  |  |
Restructuring Charges |  |  |  | 33.0 |  |  |  |  |  |  |  |  |
Allowance For Doubtful Accounts |  |  |  |  |  |  |  |  |  |  |  |  |
Charges And Credits [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |
Intangible assets |  |  |  |  | 42.0 |  |  |  |  |  |  |  |
Repurchase of bonds |  |  |  |  |  |  |  |  |  |  |  |  |
Charges And Credits [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |
Intangible assets |  |  |  |  | 40.0 |  |  |  |  |  |  |  |
Postretirement Benefits Curtailment Gain |  |  |  |  |  |  |  |  |  |  |  |  |
Charges And Credits [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |
Intangible assets |  |  |  |  | $ 69.0 |  |  |  |  |  |  |  |
Facility exit charges |  |  |  |  |  |  |  |  |  |  |  |  |
Charges And Credits [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |
Restructuring Charges |  |  |  | $ 254.0 |  |  |  |  |  |  |  |  |
Charges of Pressure Pumping Equipment |  |  |  |  |  |  |  |  |  |  |  |  |
Charges And Credits [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |
Intangible assets |  | 1,324.0 |  |  |  |  |  |  |  |  |  |  |
Operating Lease Right-of-use Asset |  |  |  |  |  |  |  |  |  |  |  |  |
Charges And Credits [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |
Intangible assets |  | 98.0 |  |  |  |  |  |  |  |  |  |  |
Operating Lease Right-of-use Asset | North America |  |  |  |  |  |  |  |  |  |  |  |  |
Charges And Credits [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |
Restructuring Charges |  |  |  |  |  |  | 55.0 |  |  |  |  |  |
Supplies Expense |  |  |  |  |  |  |  |  |  |  |  |  |
Charges And Credits [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |
Intangible assets |  | 121.0 |  |  |  |  |  |  |  |  |  |  |
Inventory Charges |  |  |  |  |  |  |  |  |  |  |  |  |
Charges And Credits [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |
Intangible assets |  | 19.0 |  |  |  |  |  |  |  |  |  |  |
Charges Related to Other Businesses | North America |  |  |  |  |  |  |  |  |  |  |  |  |
Charges And Credits [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |
Intangible assets |  | 310.0 |  |  |  |  |  |  |  |  |  |  |
Production Related Impairment or Charges | Argentina |  |  |  |  |  |  |  |  |  |  |  |  |
Charges And Credits [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |
Intangible assets |  |  |  |  |  |  |  | 127.0 |  |  |  |  |
Asset Impairment Charges |  |  |  |  |  |  |  |  |  |  |  |  |
Charges And Credits [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |
Charges and credits |  |  |  |  |  |  |  |  |  |  |  |  | 156.0
Asset Impairment Charges | Argentina |  |  |  |  |  |  |  |  |  |  |  |  |
Charges And Credits [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |
Intangible assets |  |  |  |  |  |  |  | 72.0 |  |  |  |  |
Devaluation Charge | Argentina |  |  |  |  |  |  |  |  |  |  |  |  |
Charges And Credits [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |
Intangible assets |  |  |  |  |  |  |  | 26.0 |  |  |  |  |
Equity Method Investment, Other Than Temporary Impairment |  |  |  |  |  |  |  |  |  |  |  |  |
Charges And Credits [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |
Intangible assets |  |  |  |  |  |  |  | 231.0 |  |  |  |  |
Carrying Value of Asset Production Solutions |  |  |  |  |  |  |  |  |  |  |  |  |
Charges And Credits [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |
Intangible assets |  |  |  |  |  |  |  | 294.0 |  |  |  |  |
Restructuring Charges |  |  |  |  |  |  |  |  |  |  |  |  |
Charges And Credits [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |
Intangible assets |  |  |  |  |  |  |  | 242.0 |  |  |  |  |
Acceleration of Stock-based Compensation Expense Associated With Certain Individuals |  |  |  |  |  |  |  |  |  |  |  |  |
Charges And Credits [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |
Intangible assets |  |  |  |  |  |  |  | 57.0 |  |  |  |  |
Business Divestiture Costs |  |  |  |  |  |  |  |  |  |  |  |  |
Charges And Credits [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |
Intangible assets |  |  |  |  |  |  |  | 49.0 |  |  |  |  |
Debt Instrument Premium Paid on Repurchase |  |  |  |  |  |  |  |  |  |  |  |  |
Charges And Credits [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |
Intangible assets |  |  |  |  |  |  |  | $ 29.0 |  |  |  |  |
Facility and other exit costs | North America |  |  |  |  |  |  |  |  |  |  |  |  |
Charges And Credits [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |
Restructuring Charges |  |  |  |  |  |  | 225.0 |  |  |  |  |  |
Write Down Of Assets | North America |  |  |  |  |  |  |  |  |  |  |  |  |
Charges And Credits [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |
Restructuring Charges |  |  |  |  |  |  | 123.0 |  |  |  |  |  |
Other Exit Costs | North America |  |  |  |  |  |  |  |  |  |  |  |  |
Charges And Credits [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |
Restructuring Charges |  |  |  |  |  |  | 47.0 |  |  |  |  |  |
Sale Of Assets |  |  |  |  |  |  |  |  |  |  |  |  |
Charges And Credits [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |
Restructuring Charges |  |  |  |  |  |  | 68.0 |  |  |  |  |  |
Facility Closure Costs |  |  |  |  |  |  |  |  |  |  |  |  |
Charges And Credits [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |
Restructuring Charges |  |  |  |  |  |  | $ 36.0 |  |  |  |  |  |
Marine Seismic Acquisition Business |  |  |  |  |  |  |  |  |  |  |  |  |
Charges And Credits [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |
Gains on sales of businesses |  |  |  |  |  |  |  |  | 215.0 |  |  |  |
Net proceeds from divestitures |  |  |  |  |  |  |  |  | $ 600.0 |  |  |  |
Charges and credits |  |  |  |  |  |  |  |  |  |  |  |  | $ (196.0)
Marine Seismic Acquisition Business | Shearwater GeoServices |  |  |  |  |  |  |  |  |  |  |  |  |
Charges And Credits [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |
Percentage of equity ownership interest |  |  |  |  |  |  |  |  | 15.00% |  |  |  | 15.00%
Impairment of Long-Lived Assets | Impairments and Other |  |  |  |  |  |  |  |  |  |  |  |  |
Charges And Credits [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |
Charges and credits |  |  |  |  |  |  |  |  | $ 172.0 |  |  |  |
Cameron |  |  |  |  |  |  |  |  |  |  |  |  |
Charges And Credits [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |
Intangible assets |  |  |  |  |  | 2,200.0 |  |  |  |  |  |  |
Smith International Inc Smith Aand Geoservices |  |  |  |  |  |  |  |  |  |  |  |  |
Charges And Credits [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |
Intangible assets |  | $ 842.0 |  |  |  | $ 1,100.0 |  |  |  |  |  |  |
Minimum |  |  |  |  |  |  |  |  |  |  |  |  |
Charges And Credits [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |
Discount rate utilized |  |  |  |  |  | 12.00% |  | 12.50% |  |  |  |  |
Maximum |  |  |  |  |  |  |  |  |  |  |  |  |
Charges And Credits [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |
Discount rate utilized |  |  |  |  |  | 13.50% |  | 14.00% |  |  |  |  |
Expected percentage change in fair value of reporting units |  |  |  |  |  | 5.00% |  |  |  |  |  |  |
Seven Reporting Units |  |  |  |  |  |  |  |  |  |  |  |  |
Charges And Credits [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |
Total number of reporting units | Unit |  | 7 |  |  |  | 7 |  |  |  |  |  |  |
Goodwill |  |  |  |  |  | $ 11,500.0 |  |  |  |  |  |  |
Goodwill |  | $ 13,800.0 |  |  |  |  |  |  |  |  |  |  |
Ten Reporting Units |  |  |  |  |  |  |  |  |  |  |  |  |
Charges And Credits [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |
Total number of reporting units | Unit |  |  |  |  |  | 4 |  |  |  |  |  |  |
Goodwill |  |  |  |  |  | $ 4,500.0 |  |  |  |  |  |  |
Six Reporting Units |  |  |  |  |  |  |  |  |  |  |  |  |
Charges And Credits [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |
Total number of reporting units | Unit |  |  |  |  |  | 6 |  |  |  |  |  |  |
Goodwill |  |  |  |  |  | $ 8.4 |  |  |  |  |  |  |
Six Reporting Units | Minimum |  |  |  |  |  |  |  |  |  |  |  |  |
Charges And Credits [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |
Goodwill |  |  |  |  |  | 200.0 |  |  |  |  |  |  |
Six Reporting Units | Maximum |  |  |  |  |  |  |  |  |  |  |  |  |
Charges And Credits [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |
Goodwill |  |  |  |  |  | $ 5,000.0 |  |  |  |  |  |  |
Ten Reporting Units |  |  |  |  |  |  |  |  |  |  |  |  |
Charges And Credits [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |
Total number of reporting units | Unit |  | 10 |  |  |  |  |  |  |  |  |  |  |
Goodwill |  | $ 11,200.0 |  |  |  |  |  |  |  |  |  |  |
Nine Reporting Units |  |  |  |  |  |  |  |  |  |  |  |  |
Charges And Credits [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |
Total number of reporting units | Unit |  | 9 |  |  |  |  |  |  |  |  |  |  |
Goodwill impairment charge |  | $ 8,800.0 |  |  |  |  |  |  |  |  |  |  |

X
- Definition Charges and credits. + References No definition available. + Details
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