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Related Party Transaction, Board of Directors Nomination, Upon Triggering Event

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Related Party Transaction, Joint Venture Ownership Percentage, Threshold

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Related Party Transaction, Subscription Term

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Amount for accounts payable to related parties.

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Amount, before allowance for credit loss, of right to consideration from customer for product sold and service rendered in normal course of business, classified as current.

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Percentage of voting equity interests acquired at the acquisition date in the business combination.

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Amount of currency on hand as well as demand deposits with banks or financial institutions. Includes other kinds of accounts that have the general characteristics of demand deposits. Excludes cash and cash equivalents within disposal group and discontinued operation.

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Amount of short-term, highly liquid investments that are both readily convertible to known amounts of cash and so near their maturity that they present insignificant risk of changes in value because of changes in interest rates. Excludes cash and cash equivalents within disposal group and discontinued operation.

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The equity interest of noncontrolling shareholders, partners or other equity holders in consolidated entity.

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Amount of commitment classified as other to be paid in fourth fiscal year following current fiscal year. Excludes interim and annual periods when interim periods are reported from current statement of financial position date (rolling approach).

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Amount of commitment classified as other to be paid in next fiscal year following current fiscal year. Excludes interim and annual periods when interim periods are reported from current statement of financial position date (rolling approach).

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Amount of commitment classified as other to be paid in second fiscal year following current fiscal year. Excludes interim and annual periods when interim periods are reported from current statement of financial position date (rolling approach).

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Amount of commitment classified as other to be paid in third fiscal year following current fiscal year. Excludes interim and annual periods when interim periods are reported from current statement of financial position date (rolling approach).

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Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

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Purchases during the period (excluding transactions that are eliminated in consolidated or combined financial statements) with related party.

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Amount of cash and cash equivalents restricted as to withdrawal or usage, classified as current. Cash includes, but is not limited to, currency on hand, demand deposits with banks or financial institutions, and other accounts with general characteristics of demand deposits. Cash equivalents include, but are not limited to, short-term, highly liquid investments that are both readily convertible to known amounts of cash and so near their maturity that they present insignificant risk of changes in value because of changes in interest rates.

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Amount of revenue, fees and commissions earned from transactions between (a) a parent company and its subsidiaries; (b) subsidiaries of a common parent; (c) an entity and trusts for the benefit of employees, for example, but not limited to, pension and profit-sharing trusts that are managed by or under the trusteeship of the entity's management; (d) an entity and its principal, owners, management, or members of their immediate families; and (e) affiliates.

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Related Party Transactions - Narrative (Details) $ in Millions		1 Months Ended	3 Months Ended	6 Months Ended	12 Months Ended
	Sep. 16, 2016 person	Jun. 30, 2020 USD ($)	Jun. 30, 2019	Jun. 30, 2020 USD ($)	Dec. 31, 2020 USD ($)	Dec. 31, 2019 USD ($)	Dec. 31, 2018 USD ($)	Sep. 15, 2016
Related Party Transaction [Line Items]
Current receivables					$ 5,995	$ 6,739
Related parties
Related Party Transaction [Line Items]
Current receivables					429	495
Joint venture, GE aero-derivative gas turbine products and services \| GE
Related Party Transaction [Line Items]
Voting power of outstanding common stock	20.00%
Purchases, GE and its affiliates \| GE, majority shareholder
Related Party Transaction [Line Items]
Related party purchases					1,446	1,498	$ 1,791
Sales of products and services, GE and its affiliates \| GE, majority shareholder
Related Party Transaction [Line Items]
Revenue from related parties					216	337	$ 363
Accounts Payable, GE and its affiliates
Related Party Transaction [Line Items]
Accounts payable, related party					356	536
Related party amount, due to related party \| GE
Related Party Transaction [Line Items]
Cash held on behalf of GE					45	$ 273
Cash					44
Investment securities					$ 1
Corporate joint venture \| GE
Related Party Transaction [Line Items]
Board of directors nomination, upon triggering event \| person	1
C3.ai
Related Party Transaction [Line Items]
Approximate interest to be acquired					11.00%
C3.ai \| Corporate joint venture
Related Party Transaction [Line Items]
Approximate interest to be acquired			15.00%
Subscription term		5 years	3 years
Purchase commitment, to be paid, year one		$ 53		$ 53
Purchase commitment, to be paid, year two		75		75
Purchase commitment, to be paid, year three		125		125
Purchase commitment, to be paid, year four		$ 150		150
Subscription fee				$ 28
GE \| Baker Hughes Incorporated \| GE, majority shareholder
Related Party Transaction [Line Items]
Ownership percentage by noncontrolling owners								50.30%
GE \| Baker Hughes Incorporated \| GE
Related Party Transaction [Line Items]
Ownership percentage by noncontrolling owners	36.80%
GE \| BHH LLC \| GE
Related Party Transaction [Line Items]
Ownership percentage by noncontrolling owners					30.10%	36.70%