000010001 - Document - Cover link:presentationLink link:calculationLink link:definitionLink 100010002 - Statement - Consolidated Balance Sheets link:presentationLink link:calculationLink link:definitionLink 100020003 - Statement - Consolidated Balance Sheets (Parenthetical) link:presentationLink link:calculationLink link:definitionLink 100030004 - Statement - Consolidated Statements of Operations link:presentationLink link:calculationLink link:definitionLink 100040005 - Statement - Consolidated Statements of Comprehensive Income link:presentationLink link:calculationLink link:definitionLink 100050006 - Statement - Consolidated Statements of Comprehensive Income (Parenthetical) link:presentationLink link:calculationLink link:definitionLink 100060007 - Statement - Consolidated Statements of Equity link:presentationLink link:calculationLink link:definitionLink 100070008 - Statement - Consolidated Statements of Cash Flows link:presentationLink link:calculationLink link:definitionLink 210011001 - Disclosure - NATURE OF BUSINESS, SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES AND OTHER link:presentationLink link:calculationLink link:definitionLink 220022001 - Disclosure - NATURE OF BUSINESS, SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES AND OTHER (Policies) link:presentationLink link:calculationLink link:definitionLink 230033001 - Disclosure - NATURE OF BUSINESS, SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES AND OTHER (Tables) link:presentationLink link:calculationLink link:definitionLink 240044001 - Disclosure - NATURE OF BUSINESS, SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES AND OTHER - Basis of Presentation (Details) link:presentationLink link:calculationLink link:definitionLink 240054002 - Disclosure - NATURE OF BUSINESS, SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES AND OTHER - Concentration of Customers (Details) link:presentationLink link:calculationLink link:definitionLink 240064003 - Disclosure - NATURE OF BUSINESS, SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES AND OTHER - Property, Plant and Equipment (Details) link:presentationLink link:calculationLink link:definitionLink 240074004 - Disclosure - NATURE OF BUSINESS, SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES AND OTHER - Inventories (Details) link:presentationLink link:calculationLink link:definitionLink 240084005 - Disclosure - NATURE OF BUSINESS, SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES AND OTHER - Stock-Based Incentive Plans (Details) link:presentationLink link:calculationLink link:definitionLink 240094006 - Disclosure - NATURE OF BUSINESS, SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES AND OTHER - Asset Retirement Obligations (Details) link:presentationLink link:calculationLink link:definitionLink 240104007 - Disclosure - NATURE OF BUSINESS, SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES AND OTHER - Income Taxes (Details) link:presentationLink link:calculationLink link:definitionLink 240114008 - Disclosure - NATURE OF BUSINESS, SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES AND OTHER - Production - Sharing Type Contracts (Details) link:presentationLink link:calculationLink link:definitionLink 240124009 - Disclosure - NATURE OF BUSINESS, SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES AND OTHER - Cash (Details) link:presentationLink link:calculationLink link:definitionLink 240134010 - Disclosure - NATURE OF BUSINESS, SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES AND OTHER - Other Current Assets (Details) link:presentationLink link:calculationLink link:definitionLink 240144011 - Disclosure - NATURE OF BUSINESS, SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES AND OTHER - Accrued Liabilities (Details) link:presentationLink link:calculationLink link:definitionLink 240154012 - Disclosure - NATURE OF BUSINESS, SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES AND OTHER - Other Long-Term Liabilities (Details) link:presentationLink link:calculationLink link:definitionLink 240164013 - Disclosure - NATURE OF BUSINESS, SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES AND OTHER - Reorganization Items, net (Details) link:presentationLink link:calculationLink link:definitionLink 240174014 - Disclosure - NATURE OF BUSINESS, SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES AND OTHER - Supplemental Cash Flow Information (Details) link:presentationLink link:calculationLink link:definitionLink 210181002 - Disclosure - CHAPTER 11 PROCEEDINGS link:presentationLink link:calculationLink link:definitionLink 240194015 - Disclosure - CHAPTER 11 PROCEEDINGS - Missed Interest Payments and Forbearance (Details) link:presentationLink link:calculationLink link:definitionLink 240204016 - Disclosure - CHAPTER 11 PROCEEDINGS - Commencement of Bankruptcy Proceedings (Details) link:presentationLink link:calculationLink link:definitionLink 240214017 - Disclosure - CHAPTER 11 PROCEEDINGS - Debtor-in-Possession Credit Agreements (Details) link:presentationLink link:calculationLink link:definitionLink 240224018 - Disclosure - CHAPTER 11 PROCEEDINGS - Ares JV Settlement Agreement (Details) link:presentationLink link:calculationLink link:definitionLink 240234019 - Disclosure - CHAPTER 11 PROCEEDINGS - Rights Offering and Backstop (Details) link:presentationLink link:calculationLink link:definitionLink 240244020 - Disclosure - CHAPTER 11 PROCEEDINGS - Emergence (Details) link:presentationLink link:calculationLink link:definitionLink 240254021 - Disclosure - CHAPTER 11 PROCEEDINGS - Restructuring Charge (Details) link:presentationLink link:calculationLink link:definitionLink 210261003 - Disclosure - FRESH START ACCOUNTING link:presentationLink link:calculationLink link:definitionLink 230273002 - Disclosure - FRESH START ACCOUNTING (Tables) link:presentationLink link:calculationLink link:definitionLink 240284022 - Disclosure - FRESH START ACCOUNTING - Narrative (Details) link:presentationLink link:calculationLink link:definitionLink 240294023 - Disclosure - FRESH START ACCOUNTING - Reconciliation of Enterprise Value to Estimated Fair Value (Details) link:presentationLink link:calculationLink link:definitionLink 240304024 - Disclosure - FRESH START ACCOUNTING - Schedule of Fresh Start Adjustments to the Balance Sheet (Details) link:presentationLink link:calculationLink link:definitionLink 240314025 - Disclosure - FRESH START ACCOUNTING - Schedule of Net Change in Cash (Details) link:presentationLink link:calculationLink link:definitionLink 240324026 - Disclosure - FRESH START ACCOUNTING - Schedule of Long-Term Debt (Details) link:presentationLink link:calculationLink link:definitionLink 240334027 - Disclosure - FRESH START ACCOUNTING - Liabilities Subject to Compromise (Details) link:presentationLink link:calculationLink link:definitionLink 240344028 - Disclosure - FRESH START ACCOUNTING - Schedule Equity Attributable to Common Stock at Emergence (Details) link:presentationLink link:calculationLink link:definitionLink 240354029 - Disclosure - FRESH START ACCOUNTING - Property, Plant and Equipment (Details) link:presentationLink link:calculationLink link:definitionLink 210361004 - Disclosure - ACCOUNTING AND DISCLOSURE CHANGES link:presentationLink link:calculationLink link:definitionLink 210371005 - Disclosure - PROPERTY, PLANT AND EQUIPMENT link:presentationLink link:calculationLink link:definitionLink 230383003 - Disclosure - PROPERTY, PLANT AND EQUIPMENT (Tables) link:presentationLink link:calculationLink link:definitionLink 240394030 - Disclosure - PROPERTY, PLANT AND EQUIPMENT - Narrative (Details) link:presentationLink link:calculationLink link:definitionLink 240404031 - Disclosure - PROPERTY, PLANT AND EQUIPMENT - Schedule of Property, Plant and Equipment, Net (Details) link:presentationLink link:calculationLink link:definitionLink 240414032 - Disclosure - PROPERTY, PLANT AND EQUIPMENT - Summary of the Activity of Capitalized Exploratory Well Costs (Details) link:presentationLink link:calculationLink link:definitionLink 210421006 - Disclosure - DIVESTITURES AND ACQUISITIONS link:presentationLink link:calculationLink link:definitionLink 240434033 - Disclosure - DIVESTITURES AND ACQUISITIONS - Divestitures (Details) link:presentationLink link:calculationLink link:definitionLink 240444034 - Disclosure - DIVESTITURES AND ACQUISITIONS - Elk Hills Transaction (Details) link:presentationLink link:calculationLink link:definitionLink 240454035 - Disclosure - DIVESTITURES AND ACQUISITIONS - Bakersfield Office Building (Details) link:presentationLink link:calculationLink link:definitionLink 240464036 - Disclosure - DIVESTITURES AND ACQUISITIONS - Other (Details) link:presentationLink link:calculationLink link:definitionLink 210471007 - Disclosure - JOINT VENTURES link:presentationLink link:calculationLink link:definitionLink 230483004 - Disclosure - JOINT VENTURES (Tables) link:presentationLink link:calculationLink link:definitionLink 240494037 - Disclosure - JOINT VENTURES - Changes in Noncontrolling Interests (Details) link:presentationLink link:calculationLink link:definitionLink 240504038 - Disclosure - JOINT VENTURES - Mezzanine Equity (Details) link:presentationLink link:calculationLink link:definitionLink 240514039 - Disclosure - JOINT VENTURES - Ares (Details) link:presentationLink link:calculationLink link:definitionLink 240524040 - Disclosure - JOINT VENTURES - BSP (Details) link:presentationLink link:calculationLink link:definitionLink 240534041 - Disclosure - JOINT VENTURES - Other (Details) link:presentationLink link:calculationLink link:definitionLink 210541008 - Disclosure - DEBT link:presentationLink link:calculationLink link:definitionLink 230553005 - Disclosure - DEBT (Tables) link:presentationLink link:calculationLink link:definitionLink 240564042 - Disclosure - DEBT - Narrative (Details) link:presentationLink link:calculationLink link:definitionLink 240574043 - Disclosure - DEBT - Schedule of Long-Term Debt (Details) link:presentationLink link:calculationLink link:definitionLink 240584044 - Disclosure - DEBT - Revolving Credit Facility (Details) link:presentationLink link:calculationLink link:definitionLink 240594045 - Disclosure - DEBT - Schedule of Financial Covenants (Details) link:presentationLink link:calculationLink link:definitionLink 240604046 - Disclosure - DEBT - Second Lien Notes (Details) link:presentationLink link:calculationLink link:definitionLink 240614047 - Disclosure - DEBT - EHP Notes (Details) link:presentationLink link:calculationLink link:definitionLink 240624048 - Disclosure - DEBT - 2014 Revolving Credit Facility (Details) link:presentationLink link:calculationLink link:definitionLink 240634049 - Disclosure - DEBT - 2017 Credit Agreements (Details) link:presentationLink link:calculationLink link:definitionLink 240644050 - Disclosure - DEBT - 2016 Credit Agreements (Details) link:presentationLink link:calculationLink link:definitionLink 240654051 - Disclosure - DEBT - Senior Notes (Details) link:presentationLink link:calculationLink link:definitionLink 240664052 - Disclosure - DEBT - Other (Details) link:presentationLink link:calculationLink link:definitionLink 210671009 - Disclosure - LEASES link:presentationLink link:calculationLink link:definitionLink 230683006 - Disclosure - LEASES (Tables) link:presentationLink link:calculationLink link:definitionLink 240694053 - Disclosure - LEASES - Supplement Balance Sheet Information (Details) link:presentationLink link:calculationLink link:definitionLink 240704054 - Disclosure - LEASES - Operating Lease Costs (Details) link:presentationLink link:calculationLink link:definitionLink 240714055 - Disclosure - LEASES - Narrative (Details) link:presentationLink link:calculationLink link:definitionLink 240724056 - Disclosure - LEASES - Supplemental Cash Flows (Details) link:presentationLink link:calculationLink link:definitionLink 240734057 - Disclosure - LEASES - Operating and Finance Lease Liabilities (Details) link:presentationLink link:calculationLink link:definitionLink 210741010 - Disclosure - LAWSUITS, CLAIMS, COMMITMENTS AND CONTINGENCIES link:presentationLink link:calculationLink link:definitionLink 230753007 - Disclosure - LAWSUITS, CLAIMS, COMMITMENTS AND CONTINGENCIES (Tables) link:presentationLink link:calculationLink link:definitionLink 240764058 - Disclosure - LAWSUITS, CLAIMS, COMMITMENTS AND CONTINGENCIES (Details) link:presentationLink link:calculationLink link:definitionLink 240764058 - Disclosure - LAWSUITS, CLAIMS, COMMITMENTS AND CONTINGENCIES (Details) link:presentationLink link:calculationLink link:definitionLink 210771011 - Disclosure - DERIVATIVES link:presentationLink link:calculationLink link:definitionLink 230783008 - Disclosure - DERIVATIVES (Tables) link:presentationLink link:calculationLink link:definitionLink 240794059 - Disclosure - DERIVATIVES - Commodity Price Risk (Details) link:presentationLink link:calculationLink link:definitionLink 240804060 - Disclosure - DERIVATIVES - Interest-Rate Risk (Details) link:presentationLink link:calculationLink link:definitionLink 240814061 - Disclosure - DERIVATIVES - Fair Value (Details) link:presentationLink link:calculationLink link:definitionLink 210821012 - Disclosure - INCOME TAXES link:presentationLink link:calculationLink link:definitionLink 230833009 - Disclosure - INCOME TAXES (Tables) link:presentationLink link:calculationLink link:definitionLink 240844062 - Disclosure - INCOME TAXES - Income Tax Expense (Benefit) (Details) link:presentationLink link:calculationLink link:definitionLink 240854063 - Disclosure - INCOME TAXES - Deferred Tax Assets and Liabilities (Details) link:presentationLink link:calculationLink link:definitionLink 240864064 - Disclosure - INCOME TAXES - Narrative (Details) link:presentationLink link:calculationLink link:definitionLink 240874065 - Disclosure - INCOME TAXES - Unrecognized Tax Benefits (Details) link:presentationLink link:calculationLink link:definitionLink 210881013 - Disclosure - ASSET IMPAIRMENT link:presentationLink link:calculationLink link:definitionLink 230893010 - Disclosure - ASSET IMPAIRMENT (Tables) link:presentationLink link:calculationLink link:definitionLink 240904066 - Disclosure - ASSET IMPAIRMENT - Narrative (Details) link:presentationLink link:calculationLink link:definitionLink 240914067 - Disclosure - ASSET IMPAIRMENTS (Details) link:presentationLink link:calculationLink link:definitionLink 210921014 - Disclosure - STOCK-BASED COMPENSATION link:presentationLink link:calculationLink link:definitionLink 230933011 - Disclosure - STOCK-BASED COMPENSATION (Tables) link:presentationLink link:calculationLink link:definitionLink 240944068 - Disclosure - STOCK-BASED COMPENSATION - 2021 Incentive Plan (Details) link:presentationLink link:calculationLink link:definitionLink 240954069 - Disclosure - STOCK-BASED COMPENSATION - Predecessor Compensation Plan (Details) link:presentationLink link:calculationLink link:definitionLink 240964070 - Disclosure - STOCK-BASED COMPENSATION - Stock-Based Compensation Expense (Details) link:presentationLink link:calculationLink link:definitionLink 240974071 - Disclosure - STOCK-BASED COMPENSATION - Restricted Stock Units (Details) link:presentationLink link:calculationLink link:definitionLink 240984072 - Disclosure - STOCK-BASED COMPENSATION - Performance Stock Unit Awards (Details) link:presentationLink link:calculationLink link:definitionLink 240994073 - Disclosure - STOCK-BASED COMPENSATION - Stock Options (Details) link:presentationLink link:calculationLink link:definitionLink 211001015 - Disclosure - EQUITY link:presentationLink link:calculationLink link:definitionLink 231013012 - Disclosure - EQUITY (Tables) link:presentationLink link:calculationLink link:definitionLink 241024074 - Disclosure - EQUITY - Narrative (Details) link:presentationLink link:calculationLink link:definitionLink 241034075 - Disclosure - EQUITY - Common Stock Outstanding (Details) link:presentationLink link:calculationLink link:definitionLink 211041016 - Disclosure - EARNINGS PER SHARE link:presentationLink link:calculationLink link:definitionLink 231053013 - Disclosure - EARNINGS PER SHARE (Tables) link:presentationLink link:calculationLink link:definitionLink 241064076 - Disclosure - EARNINGS PER SHARE - Calculation of EPS (Details) link:presentationLink link:calculationLink link:definitionLink 211071017 - Disclosure - PENSION AND POSTRETIREMENT BENEFIT PLANS link:presentationLink link:calculationLink link:definitionLink 231083014 - Disclosure - PENSION AND POSTRETIREMENT BENEFIT PLANS (Tables) link:presentationLink link:calculationLink link:definitionLink 241094077 - Disclosure - PENSION AND POSTRETIREMENT BENEFIT PLANS - Defined Contribution Plans (Details) link:presentationLink link:calculationLink link:definitionLink 241104078 - Disclosure - PENSION AND POSTRETIREMENT BENEFIT PLANS - Defined Benefit Plan (Details) link:presentationLink link:calculationLink link:definitionLink 241114079 - Disclosure - PENSION AND POSTRETIREMENT BENEFIT PLANS - Obligations and Funded Status of our Defined Benefit Plans (Details) link:presentationLink link:calculationLink link:definitionLink 241124080 - Disclosure - PENSION AND POSTRETIREMENT BENEFIT PLANS - Obligations and Asset Fair Values (Details) link:presentationLink link:calculationLink link:definitionLink 241134081 - Disclosure - PENSION AND POSTRETIREMENT BENEFIT PLANS - Cost (Details) link:presentationLink link:calculationLink link:definitionLink 241144082 - Disclosure - PENSION AND POSTRETIREMENT BENEFIT PLANS - Assumptions (Details) link:presentationLink link:calculationLink link:definitionLink 241154083 - Disclosure - PENSION AND POSTRETIREMENT BENEFIT PLANS - Plan Assets (Details) link:presentationLink link:calculationLink link:definitionLink 241164084 - Disclosure - PENSION AND POSTRETIREMENT BENEFIT PLANS - Benefit Payments (Details) link:presentationLink link:calculationLink link:definitionLink 211171018 - Disclosure - REVENUE RECOGNITION link:presentationLink link:calculationLink link:definitionLink 231183015 - Disclosure - REVENUE RECOGNITION (Tables) link:presentationLink link:calculationLink link:definitionLink 241194085 - Disclosure - REVENUE RECOGNITION - Disaggregation of revenue (Details) link:presentationLink link:calculationLink link:definitionLink 241204086 - Disclosure - REVENUE RECOGNITION - Commodity Sales Contracts (Details) link:presentationLink link:calculationLink link:definitionLink 211211019 - Disclosure - SUBSEQUENT EVENTS link:presentationLink link:calculationLink link:definitionLink 241224087 - Disclosure - SUBSEQUENT EVENTS (Details) link:presentationLink link:calculationLink link:definitionLink 211231020 - Disclosure - Quarterly Financial Data (Unaudited) link:presentationLink link:calculationLink link:definitionLink