Unaudited Condensed Consolidated Financial Statements (Details) - Transocean Ltd. $ in Millions	Feb. 09, 2026 USD ($) shares
Business Combination [Line Items]
Business Combination, Consideration Transferred, Equity Interest Issued And Issuable \| shares	15.235
Business Combination, Voting Equity Interest Acquired, Percentage	47.00%
Business Combination, Termination Fees \| $	$ 173.0
Transocean Ltd.
Business Combination [Line Items]
Business Combination, Voting Equity Interest Acquired, Percentage	53.00%

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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