The number of offshore drilling units owned by the Company.

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- Definition

Number Of Tender-Assist Drilling Units Sold

+ References

No definition available.

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- Definition

Amount of decrease in additional paid in capital (APIC) resulting from direct costs associated with issuing stock. Includes, but is not limited to, legal and accounting fees and direct costs associated with stock issues under a shelf registration.

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- Definition

Amount of tangible or intangible assets, including a business or subsidiary of the acquirer transferred by the entity to the former owners of the acquiree. Excludes cash.

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- Definition

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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No definition available.

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- Definition

For transactions that are recognized separately from the acquisition of assets and assumptions of liabilities in the business combination, such as related to pre-existing relationships with the acquiree, this element represents the disclosure of the amount of acquisition related costs which have been expensed.

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- Definition

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

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No definition available.

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- Definition

The cash outflow associated with the acquisition of business during the period. The cash portion only of the acquisition price.

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- Definition

Amount of cash inflow from the sale of tangible or intangible assets used to produce goods or deliver services, classified as other.

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- Definition

Number of shares of stock issued during the period pursuant to acquisitions.

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Business Combinations - Narrative (Details) shares in Millions, $ in Millions				3 Months Ended		6 Months Ended
	May 19, 2023 USD ($) tender_assist_unit	Apr. 03, 2023 USD ($) shares	Apr. 01, 2023 USD ($) drillship semi-submersible tender_assist_unit shares	Jun. 30, 2024 USD ($)	Jun. 30, 2023 USD ($)	Jun. 30, 2024 USD ($)	Jun. 30, 2023 USD ($)
Business Combination Segment Allocation [Line Items]
Number of tender-assist drilling units sold \| tender_assist_unit	3
Deposit received on Tender-Assist Units sale	$ 84
Share repurchase				$ 125	$ 4
Additional paid-in capital
Business Combination Segment Allocation [Line Items]
Share repurchase				125	4
Aquadrill LLC
Business Combination Segment Allocation [Line Items]
Stock issued during period, shares, acquisitions (in shares) \| shares		29.9	29.9
Consideration settled by tax withholding		$ 30	$ 30
Consideration settled in cash		$ 1	$ 1
Acquisition cost expensed				$ 3	$ 16	$ 5	$ 19
Aquadrill LLC \| Additional paid-in capital
Business Combination Segment Allocation [Line Items]
Share repurchase						$ 4
Aquadrill LLC \| Seadrill Limited
Business Combination Segment Allocation [Line Items]
Noncontrolling interest, ownership percentage by noncontrolling owners			37.00%
Drillships \| Aquadrill LLC
Business Combination Segment Allocation [Line Items]
Number of offshore drilling units owned \| drillship			4
Benign environment semi-submersible \| Aquadrill LLC
Business Combination Segment Allocation [Line Items]
Number of offshore drilling units owned \| semi-submersible			1
Tender-assist units \| Aquadrill LLC
Business Combination Segment Allocation [Line Items]
Number of offshore drilling units owned \| tender_assist_unit			3