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Incentive Compensation Program Excess Of Cash Value Over After Tax Value Of Prepaid Cash Incentives Payments Made

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Incentive Compensation Program Payments Made

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Number Of Trading Days Consider For Average Closing Price

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Percentage Of Share Awards Based On Shareholder Return

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Share-based Compensation Arrangement by Share-based Payment Award, Eligible To Be Earned, Percentage

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Share-Based Compensation Arrangement by Share-Based Payment Award, Equity Instruments Other Than Options, Additional Shares Granted

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Share-Based Compensation Arrangement By Share-Based Payment Award, Threshold Fair Value Ratio

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Amount of expense for award under share-based payment arrangement. Excludes amount capitalized.

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Value of equity interests (such as common shares, preferred shares, or partnership interest) issued or issuable to acquire the entity.

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Amount of reorganization items related to employee related charges.

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Amount of cost not yet recognized for nonvested award under share-based payment arrangement.

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Weighted-average period over which cost not yet recognized is expected to be recognized for award under share-based payment arrangement, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents reported fact of one year, five months, and thirteen days.

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Amount of tax benefit for recognition of expense of award under share-based payment arrangement.

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The amount of plan compensation cost recognized during the period.

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Period over which grantee's right to exercise award under share-based payment arrangement is no longer contingent on satisfaction of service or performance condition, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents reported fact of one year, five months, and thirteen days. Includes, but is not limited to, combination of market, performance or service condition.

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The weighted average fair value at grant date for nonvested equity-based awards issued during the period on other than stock (or unit) option plans (for example, phantom stock or unit plan, stock or unit appreciation rights plan, performance target plan).

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The number of non-vested equity-based payment instruments, excluding stock (or unit) options, that validly exist and are outstanding as of the balance sheet date.

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The number of equity-based payment instruments, excluding stock (or unit) options, that vested during the reporting period.

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Fair value of share-based awards for which the grantee gained the right by satisfying service and performance requirements, to receive or retain shares or units, other instruments, or cash.

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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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Net number of non-option equity instruments granted to participants.

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Number of equity instruments other than options outstanding, including both vested and non-vested instruments.

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The difference between the maximum number of shares (or other type of equity) authorized for issuance under the plan (including the effects of amendments and adjustments), and the sum of: 1) the number of shares (or other type of equity) already issued upon exercise of options or other equity-based awards under the plan; and 2) shares (or other type of equity) reserved for issuance on granting of outstanding awards, net of cancellations and forfeitures, if applicable.

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Percentage of vesting of award under share-based payment arrangement.

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Equity-Based Compensation - Narrative (Details) $ / shares in Units, $ in Millions			1 Months Ended		11 Months Ended	12 Months Ended
	Jul. 01, 2022 USD ($) shares	Mar. 30, 2021	Dec. 31, 2020 USD ($)	Jun. 30, 2020 USD ($)	Nov. 19, 2020 USD ($) $ / shares	Dec. 31, 2022 USD ($) day $ / shares shares	Dec. 31, 2021 USD ($) $ / shares shares	Dec. 31, 2020 USD ($)
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Associated tax benefit			$ 0.0		$ 0.0
Whiting Equity Awards
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Number of shares available for grant (in shares) \| shares	1,611,725
Whiting Equity Awards \| Whiting Petroleum Corporation
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Business acquisition, equity interest issued or issuable, value assigned	$ 27.4
Employee stock ownership plan (esop), compensation expense	45.9
2020 Incentive Compensation Program
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Equity-based compensation								$ 0.4
Compensation program payments made								15.6
Incentive distribution expensed								4.1
Employee related reorganization charges					(4.3)
2020 Incentive Compensation Program \| Officers and Certain Other Senior Employees
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Incentive distribution, distribution capitalized as prepaid expense								$ 8.8
June 2020 Incentive Payment
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Excess of cash retention payments over amounts already recognized				$ 2.1
June 2020 Incentive Payment \| All Other Employees
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Compensation program payments made				$ 2.7
Equity-Classified Awards \| Continuing Operations
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Equity-based compensation						$ 61.2	$ 14.7
Equity-Classified Awards \| Discontinued Operations
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Equity-based compensation						0.0	0.0
Liability-Classified Awards \| Continuing Operations
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Equity-based compensation						4.9	0.5
Restricted Stock Units
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Unrecognized expense						$ 46.3
Unrecognized expense recognition period						1 year 9 months 18 days
Vested, shares (in shares) \| shares						475,409
Fair value of awards vested						$ 62.3	$ 0.0
Weighted average grant date fair value of awards granted (in usd share) \| $ / shares						$ 144.16	$ 62.61
Non-vested shares outstanding (in shares) \| shares						421,583	512,806
Restricted Stock Units \| Non-Employee Director
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Vesting period						1 year
Restricted Stock Units \| Officers and Certain Other Senior Employees
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Vesting percentage		34.00%
Restricted Stock Units \| Minimum
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Vesting period						3 years
Restricted Stock Units \| Maximum
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Vesting period						4 years
Restricted Stock Units \| Whiting Equity Awards
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Equity-based compensation	$ 73.3
Shares outstanding (in shares) \| shares	335,386
Performance Share Units
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Vested, shares (in shares) \| shares						152,185
Fair value of awards vested						$ 16.6	$ 0.0
Weighted average grant date fair value of awards granted (in usd share) \| $ / shares						$ 0	$ 63.95
Awards granted (in shares) \| shares	250,016
Non-vested shares outstanding (in shares) \| shares						373,141	183,915
Additional shares granted (in shares) \| shares						0
Number of trading days \| day						30
Performance Share Units \| Company's Oil and Gas Peers
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Eligible to be earned, percentage						0.50
Performance Share Units \| Broad Based Russell 2000 Index
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Eligible to be earned, percentage						0.50
Performance Share Units \| Minimum
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Vesting period						3 years
Percentage of share awards based on shareholder return						0.00%
Performance Share Units \| Maximum
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Vesting period						4 years
Percentage of share awards based on shareholder return						150.00%
Performance Share Units \| OMP Merger
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Awards granted (in shares) \| shares	66,101
Non-vested shares outstanding (in shares) \| shares							183,915
Performance Share Units \| Whiting Equity Awards
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Equity-based compensation	$ 73.3
Shares outstanding (in shares) \| shares	275,310
Performance Share Units \| Amended And Restated 2010 Long Term Incentive Plan
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Fair value of awards vested					$ 7.6
Weighted average grant date fair value of awards granted (in usd share) \| $ / shares					$ 2.56
Right to received shares of common stock (in shares) \| shares						1
Performance Share Units \| Amended And Restated 2010 Long Term Incentive Plan \| Minimum
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Shares granted, percentage of earnings					0.00%
Performance Share Units \| Amended And Restated 2010 Long Term Incentive Plan \| Maximum
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Shares granted, percentage of earnings					240.00%
Restricted Stock Awards
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Vesting period						3 years
Vested, shares (in shares) \| shares	64,920					64,920
Fair value of awards vested						$ 7.1	$ 4.0
Weighted average grant date fair value of awards granted (in usd share) \| $ / shares						$ 0
Non-vested shares outstanding (in shares) \| shares						0	64,920
Restricted Stock Awards \| Amended And Restated 2010 Long Term Incentive Plan
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Vesting period						3 years
Fair value of awards vested					$ 47.3
Weighted average grant date fair value of awards granted (in usd share) \| $ / shares					$ 3.06
Leverage Stock Units
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Weighted average grant date fair value of awards granted (in usd share) \| $ / shares							$ 78.79
Awards granted (in shares) \| shares	787,218
Additional shares granted (in shares) \| shares						0
Threshold fair value ratio						10
Leverage Stock Units \| Minimum
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Vesting period						3 years
Percentage of share awards based on shareholder return						0.00%
Leverage Stock Units \| Maximum
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Vesting period						4 years
Percentage of share awards based on shareholder return						300.00%
Leveraged Stock Units
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Vested, shares (in shares) \| shares						290,181
Fair value of awards vested						$ 31.5	$ 0.0
Weighted average grant date fair value of awards granted (in usd share) \| $ / shares						$ 0
Non-vested shares outstanding (in shares) \| shares						497,037	262,406
Phantom Unit Awards
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Vesting period						3 years
Vested, shares (in shares) \| shares						13,551
Fair value of awards vested						$ 2.0	$ 0.0
Weighted average grant date fair value of awards granted (in usd share) \| $ / shares						$ 144.74
Non-vested shares outstanding (in shares) \| shares						7,868	15,780
Equity Classified LTIP Awards \| Continuing Operations \| Amended And Restated 2010 Long Term Incentive Plan
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Equity-based compensation					$ 29.8
Equity Classified LTIP Awards \| Discontinued Operations \| Amended And Restated 2010 Long Term Incentive Plan
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Equity-based compensation					1.5
Liability Classified LTIP Awards \| Continuing Operations \| Amended And Restated 2010 Long Term Incentive Plan
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Equity-based compensation					1.2
Liability Classified LTIP Awards \| Discontinued Operations \| Amended And Restated 2010 Long Term Incentive Plan
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Equity-based compensation					$ 0.2