Acquisitions and Dispositions (Details) - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2016	Dec. 31, 2015
Business Acquisition, Equity Interests Issued or Issuable [Line Items]
Total charges related to Baker Hughes acquisition	$ 464
Depreciation Expense on Reclassified Assets	329
Capitalized and divestiture costs related to Baker Hughes acquisition	135
Disposal Group, Including Discontinued Operation, Assets, Current		$ 2,100
Disposal Group, Including Discontinued Operation, Inventory, Current		576
Disposal Group, Including Discontinued Operation, Property, Plant and Equipment		1,200
Disposal Group, Including Discontinued Operation, Goodwill, Current		276
Disposal Group, Including Discontinued Operation, Other Assets, Current		57
Disposal Group, Including Discontinued Operation, Postretirement Plan Benefit Obligation, Current		24
Disposal Group, Including Discontinued Operation, Other Liabilities, Current		46
Disposal Group, Including Discontinued Operation, Postretirement Plan Benefit Obligation, Noncurrent		$ 22
Baker Hughes Contract Termination Fee	3,500
Early Repayment of Senior Debt	$ 2,500
Debt Instrument, Redemption Price, Percentage	101.00%
Redemption Premium	$ 41
Senior Notes due November 2020 [Member]
Business Acquisition, Equity Interests Issued or Issuable [Line Items]
Long-term Debt, Percentage Bearing Fixed Interest, Percentage Rate	2.70%
Early Repayment of Senior Debt	$ 1,250
Senior Notes due November 2022 [Member]
Business Acquisition, Equity Interests Issued or Issuable [Line Items]
Long-term Debt, Percentage Bearing Fixed Interest, Percentage Rate	3.375%
Early Repayment of Senior Debt	$ 1,250