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Cover
Document and Entity Information
Financial Statements
CONSOLIDATED BALANCE SHEETS
CONSOLIDATED STATEMENTS OF OPERATIONS
CONSOLIDATED STATEMENTS OF OPERATIONS (Parenthetical)
CONSOLIDATED STATEMENTS OF CHANGES IN MEMBERS' AND STOCKHOLDERS' EQUITY
CONSOLIDATED STATEMENTS OF CASH FLOWS
Notes to Financial Statements
Business and Organization
Basis of Presentation and Significant Accounting Policies
Oil and Gas Properties
Acquisitions
Liabilities Subject to Compromise
Reorganizations Items, Net
Leases
Long Term Debt
Commodity Derivative Instruments
Asset Retirement Obligations
Fair Value Measurements
Equity
Income Taxes
Unit-Based Compensation
Earnings (Loss) per Share
Commitments and Contingencies
Related Party Transactions
Segment Information
Supplemental Oil and Gas Reserve Information (Unaudited)
Unaudited Quarterly Financial Data
Accounting Policies
Basis of Presentation and Significant Accounting Policies (Policies)
Notes Tables
Basis of Presentation and Significant Accounting Policies (Tables)
Oil and Gas Properties (Tables)
Liabilities Subject to Compromise (Tables)
Reorganizations Items, Net (Tables)
Leases (Tables)
Long Term Debt (Tables)
Commodity Derivative Instruments (Tables)
Asset Retirement Obligations (Tables)
Fair Value Measurements (Tables)
Income Taxes (Tables)
Unit and Stock-Based Compensation (Tables)
Earnings (Loss) Per Share (Tables)
Segment Information (Tables)
Supplemental Oil and Gas Reserve Information (Unaudited) (Tables)
Unaudited Quarterly Financial Data (Tables)
Notes Details
Business and Organization (Details)
Accounting Policies (Details)
Basis of Presentation and Significant Accounting Policies - Cash and Receivables (Details)
Basis of Presentation and Significant Accounting Policies - Credit Risk (Details)
Basis of Presentation and Significant Accounting Policies - Inventory and Prepaid Expenses (Details)
Basis of Presentation and Significant Accounting Policies - Oil and Gas Properties (Details)
Basis of Presentation and Significant Accounting Policies - Impairment of Oil and Gas Properties (Details)
Basis of Presentation and Significant Accounting Policies - Other Property and Equipment, Impairments (Details)
Basis of Presentation and Significant Accounting Policies - Other Property and Equipment, Net (Details)
Basis of Presentation and Significant Accounting Policies - Equity Method Investments (Details)
Basis of Presentation and Significant Accounting Policies - Deferred Discount and Issuance Costs (Details)
Basis of Presentation and Significant Accounting Policies - Goodwill and Other Intangible Assets (Details)
Basis of Presentation and Significant Accounting Policies - Environmental Liabilities, Income Taxes, and Other (Details)
Basis of Presentation and Significant Accounting Policies Basis of Presentation and Significant Accounting Policies - Revenue (Details)
Basis of Presentation and Significant Accounting Policies Basis of Presentation and Significant Accounting Policies - Contract Balances (Details)
Oil and Gas Properties - Net Capitalized Costs (Details)
Oil and Gas Properties - Net Costs Incurred (Details)
Acquisitions (Details)
Liabilities Subject to Compromise (Details)
Reorganizations Items, Net (Details)
Leases - Summary of Lease Cost (Details)
Leases - Cash Flow Information (Details)
Leases - Balance Sheet Information (Details)
Long Term Debt - Components (Details)
Long Term Debt - Credit Facility (Details)
Long Term Debt - 2021 Senior Notes (Details)
Long Term Debt Long Term Debt - 2024 Senior Notes (Details)
Long Term Debt - 2026 Senior Notes (Details)
Long Term Debt - Second Lien Notes (Details)
Long Term Debt - Debt Discount, Issuance Costs, Interest (Details)
Commodity Derivative Instruments - Summary of Contracts (Details)
Commodity Derivative Instruments - Gross and Net Fair Value (Details)
Commodity Derivative Instruments - Gain (Loss) (Details)
Commodity Derivative Instruments (Details)
Asset Retirement Obligations - Summary (Details)
Fair Value Measurements - Recurring Basis (Details)
Fair Value Measurements - Financial Instruments (Details)
Fair Value Measurements - Nonrecurring (Details)
Equity - Additional Information (Details)
Income Taxes - Components (Details)
Income Taxes - Effective Tax Rate Reconciliation (Details)
Income Taxes - Deferred Tax Assets and Liabilities (Details)
Income Taxes - NOL Carryforward (Details)
Income Taxes - Uncertain Tax Positions (Details)
Unit and Stock-Based Compensation - Long Term Incentive Plan (Details)
Unit and Stock-Based Compensation - Long Term Incentive Plan RSUs (Details)
Unit and Stock-Based Compensation - Long Term Incentive Plan RSUs Rollforward (Details)
Unit and Stock-Based Compensation - Long Term Incentive Plan Options (Details)
Unit and Stock-Based Compensation - Long Term Incentive Plan Options Rollforward (Details)
Unit and Stock-Based Compensation - Issued and Outstanding Plan Options (Details)
Unit and Stock-Based Compensation - Performance Stock Awards (Details)
Unit and Stock-Based Compensation - Performance Stock Awards Rollforward (Details)
Unit and Stock-Based Compensation - Incentive Restricted Stock Units (Details)
Unit and Stock-Based Compensation - Incentive Restricted Stock Units Rollforward (Details)
Unit and Stock-Based Compensation - Holdings' RUAs (Details)
Unit and Stock-Based Compensation - PRL RUAs (Details)
Unit and Stock-Based Compensation - Holdings' Incentive Units (Details)
Earnings (Loss) Per Share - Components (Details)
Earnings (Loss) Per Share - Antidilutive Securities (Details)
Commitments and Contingencies - Leases (Details)
Commitments and Contingencies - Drilling Rigs (Details)
Commitments and Contingencies - Delivery Commitments, Acquisition of Undeveloped Leasehold Acreage and Legal Matters (Details)
Commitments and Contingencies - Gathering Commitments (Details)
Related Party Transactions - Due to Related Parties (Details)
Segment Information (Details)
Supplemental Oil and Gas Reserve Information (Unaudited) - Results of Operations (Details)
Supplemental Oil and Gas Reserve Information (Unaudited) - Change in Proved Reserves (Details)
Supplemental Oil and Gas Reserve Information (Unaudited) - Discounted Future Net Cash Flows (Details)
Supplemental Oil and Gas Reserve Information (Unaudited) - Discounted Future Net Cash Flows Rollforward (Details)
Unaudited Quarterly Financial Data (Details)
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Uncategorized Items - xog-20201231_htm.xml
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