Divestitures - 2023 Divestitures (Details) $ in Millions	12 Months Ended
Dec. 31, 2023 USD ($)
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Disposal Group, Not Discontinued Operation, Gain (Loss) on Disposal, Statement of Income or Comprehensive Income [Extensible Enumeration]	Revenues
Disposal Group, Disposed of by Sale, Not Discontinued Operations \| Non-Core Properties, Williston Basin
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Cash proceeds received	$ 39.1
Pre-tax net loss on sale	8.4
Disposal Group, Disposed of by Sale, Not Discontinued Operations \| Non-Operated Wellbore Properties, Williston Basin
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Cash proceeds received	12.1
Discontinued Operations, Held-for-sale \| Williston Basin
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Impairment of assets held for sale	$ 5.6

Amount before tax of gain (loss) recognized on the sale or disposal of a disposal group. Excludes discontinued operations.

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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