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Commitments and contingencies (Details) - USD ($) $ in Thousands		12 Months Ended
	Oct. 24, 2022	Dec. 31, 2023	Dec. 31, 2022
Related party transactions
Other liabilities		$ 1,204	$ 1,523
Management
Related party transactions
Oil and gas management agreement, renewal term	1 year
Related Party | Grey Rock Administration, LLC (the Manager)
Related party transactions
Other liabilities	$ 10,000
Oil and gas management agreement, renewal term		1 year

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- Definition

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