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Document and Entity Information Document
Financial Statements
Condensed Consolidated Balance Sheets
Condensed Consolidated Balance Sheets (Parentheticals)
Condensed Consolidated Statements of Operations
Condensed Consolidated Statements of Comprehensive Income
Condensed Consolidated Statements of Cash Flows
Condensed Consolidated Statement of Equity (Deficit)
Notes to Financial Statements
Background and Basis of Presentation
Subsequent Event - Chapter 11 Bankruptcy (Notes)
Significant Accounting Policies
Restructuring (Notes)
Related Party Transactions
Fair Value
Debt Obligations
Leases (Notes)
Commitments and Contingencies
Pension and Postretirement Expense
Disposition (Notes)
Segment Information
Changes in Accumulated Other Comprehensive Income (Notes)
Income Taxes (Notes)
Guarantor Non-Guarantor Subsidiary Financial Information
Accounting Policies
Significant Accounting Policies (Policies)
Notes Tables
Significant Accounting Policies (Tables)
Restructuring (Tables)
Related Party Transactions (Tables)
Fair Value (Tables)
Debt Obligations (Tables)
Leases (Tables)
Commitments and Contingencies (Tables)
Pension and Postretirement Expense (Tables)
Segment Information (Tables)
Changes in Accumulated Other Comprehensive Income (Tables)
Guarantor Non-Guarantor Subsidiary Financial Information (Tables)
Notes Details
Background and Basis of Presentation (Details) - Number of Reportable Segments
Subsequent Event - Chapter 11 Bankruptcy (Details)
Significant Accounting Policies (Details)
Restructuring Restructuring and Cost Reduction Programs (Details)
Restructuring Changes in liabilities recorded related to contract termination costs and ARO (Details)
Related Party Transactions (Details)
Fair Value (Details)
Debt Obligations (Details)
Leases Assets and Liabilities, Lessee (Details)
Leases Lease Cost and Supplemental Information (Details)
Leases Schedule of Maturities of Lease Liabilities (Details)
Commitments and Contingencies (Details) - Environmental Liabilities
Commitments and Contingencies (Details) - Non-Environmental Liabilities
Pension and Postretirement Expense (Details) - Schedule of Components of Net Benefit Cost
Disposition (Details)
Segment Information (Details) - Revenues by Segment
Segment Information (Details) - EBITDA by Segment
Segment Information (Details) - Reconciliation of Segment EBITDA to Net Income
Changes in Accumulated Other Comprehensive Income (Details) - Summary of Changes in Accumulated Other Comprehensive Income
Income Taxes (Details)
Guarantor Non-Guarantor Subsidiary Financial Information Level 4 (Details) - Additional Information
Guarantor Non-Guarantor Subsidiary Financial Information (Details) - Consolidating Balance Sheets
Guarantor Non-Guarantor Subsidiary Financial Information (Details) - Consolidating Statement of Operations
Guarantor Non-Guarantor Subsidiary Financial Information (Details) - Consolidating Statement of Cash Flows
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