Quarterly report pursuant to Section 13 or 15(d)
Cover
Document and Entity Information
Financial Statements
Condensed Consolidated Balance Sheets
Condensed Consolidated Balance Sheets (Parenthetical)
Condensed Consolidated Statements Of Operations
Condensed Consolidated Statement of Changes In Shareholders' Equity
Condensed Consolidated Statements Of Cash Flows
Notes to Financial Statements
Basis of Presentation
Acquisitions and Divestitures
Asset Retirement Obligations
Derivative Financial Instruments
Long-Term Debt
Fair Value Measurements
Share-Based Compensation and Cash-Based Incentive Compensation
Income Taxes
Earnings Per Share
Dividends
Contingencies
Supplemental Guarantor Information
Accounting Policies
Basis of Presentation (Policies)
Notes Tables
Basis of Presentation (Tables)
Acquisitions and Divestitures (Tables)
Asset Retirement Obligations (Tables)
Derivative Financial Instruments (Tables)
Long-Term Debt (Tables)
Fair Value Measurements (Tables)
Share-Based Compensation and Cash-Based Incentive Compensation (Tables)
Earnings Per Share (Tables)
Supplemental Guarantor Information (Tables)
Notes Details
Basis of Presentation - Schedule of Adjusted of the Condensed Consolidating Statements of Cash Flows (Details)
Basis of Presentation - Additional Information (Details)
Acquisitions and Divestitures - Additional Information (Details)
Acquisitions and Divestitures - Purchase Price Allocation for Acquisition (Details)
Acquisitions and Divestitures - Summary of Proforma Financial Information for Acquisition (Details)
Acquisitions and Divestitures - Business Acquisition Pro Forma Information Incremental Items (Details)
Acquisitions and Divestitures - Business Acquisition Pro Forma Information Incremental Items (Parenthetical) (Details)
Asset Retirement Obligations - Summary of Changes to Asset Retirement Obligation (Details)
Derivative Financial Instruments - Additional Information (Details)
Derivative Financial Instruments - Open Commodity Derivatives (Details)
Derivative Financial Instruments - Estimated Fair Value of Derivative Contracts (Details)
Derivative Financial Instruments - Changes in Fair Value of Commodity Derivative Contracts (Details)
Derivative Financial Instruments - Cash Payments on Derivative Settlements, Net Included within Net Cash Provided by Operating Activities (Details)
Long-Term Debt - Long-Term Debt (Details)
Long-Term Debt - Long-Term Debt (Parenthetical) (Details)
Long-Term Debt - Additional Information (Details)
Fair Value Measurements - Additional Information (Details)
Fair Value Measurements - Schedule of Fair Value of Derivatives Financial Instruments and Long-Term Senior Notes (Details)
Fair Value Measurements - Schedule of Fair Value of Derivatives Financial Instruments and Long-Term Debt (Parenthetical) (Details)
Share-Based Compensation and Cash-Based Incentive Compensation - Additional Information (Details)
Share-Based Compensation and Cash-Based Incentive Compensation - Schedule of Restricted Stock Activity (Details)
Share-Based Compensation and Cash-Based Incentive Compensation - Outstanding Restricted Shares Issued to Non-employee Directors (Details)
Share-Based Compensation and Cash-Based Incentive Compensation - Summary of Share Activity Related to Restricted Stock Units (Details)
Share-Based Compensation and Cash-Based Incentive Compensation - Schedule of Restricted Stock Units Outstanding (Details)
Share-Based Compensation and Cash-Based Incentive Compensation - Schedule of Restricted Stock Units Outstanding (Parenthetical) (Details)
Share-Based Compensation and Cash-Based Incentive Compensation - Summary of Incentive Compensation Expense under Share-Based Payment Arrangements and Related Tax Benefit (Details)
Share-Based Compensation and Cash-Based Incentive Compensation - Summary of Incentive Compensation Expense (Details)
Income Taxes - Additional Information (Details)
Earnings Per Share - Schedule of Calculation of Basic and Diluted Earnings (loss) Per Common Share (Details)
Dividends - Additional Information (Details)
Contingencies - Additional Information (Details)
Supplemental Guarantor Information - Additional Information (Details)
Supplemental Guarantor Information - Condensed Consolidating Balance Sheet (Details)
Supplemental Guarantor Information - Condensed Consolidating Statement of Operations (Details)
Supplemental Guarantor Information - Condensed Consolidating Statement of Cash Flows (Details)
Supplemental Guarantor Information - Condensed Consolidating Statement of Cash Flows (Parenthetical) (Details)
Asset Retirement Obligations - Summary of Changes to Asset Retirement Obligation (Details)