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Equity-Based Compensation - Narrative (Details) $ / shares in Units, $ in Millions |  |  | 1 Months Ended | 11 Months Ended | 12 Months Ended
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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 |  |  |

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- Definition 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. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (i) -URI https://asc.fasb.org/extlink&oid=128089324&loc=d3e5070-113901 + Details
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- Definition 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. + References Reference 1: http://www.xbrl.org/2003/role/exampleRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (a)(1) -URI https://asc.fasb.org/extlink&oid=128089324&loc=d3e5070-113901 + Details
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- Definition 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). + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (c)(2)(iii)(01) -URI https://asc.fasb.org/extlink&oid=128089324&loc=d3e5070-113901 + Details
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- Definition 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. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (c)(2)(ii) -URI https://asc.fasb.org/extlink&oid=128089324&loc=d3e5070-113901 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (c)(2)(i) -URI https://asc.fasb.org/extlink&oid=128089324&loc=d3e5070-113901 + Details
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- Definition 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. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (d)(2) -URI https://asc.fasb.org/extlink&oid=128089324&loc=d3e5070-113901 + Details
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- Definition Number of equity instruments other than options outstanding, including both vested and non-vested instruments. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (c)(1)(ii) -URI https://asc.fasb.org/extlink&oid=128089324&loc=d3e5070-113901 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (c)(1)(i) -URI https://asc.fasb.org/extlink&oid=128089324&loc=d3e5070-113901 + Details
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- Definition 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. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -URI https://asc.fasb.org/extlink&oid=128089324&loc=d3e5070-113901 + Details
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