Statement of Financial Position [Abstract] Statement of Financial Position [Table] -- None. No documentation exists for this element. -- Statement, Scenario [Axis] Statement, Scenario [Axis] Scenario, Unspecified [Domain] Scenario, Unspecified [Domain] Successor Successor [Member] Predecessor Predecessor [Member] Statement of Financial Position [Line Items] Statement of Financial Position [Line Items] -- None. No documentation exists for this element. -- ASSETS Assets [Abstract] CURRENT ASSETS: Assets, Current [Abstract] Cash and cash equivalents Cash and Cash Equivalents, at Carrying Value Accounts receivable net of allowances of nil and $993, respectively Accounts Receivable, Net, Current Accounts receivable - related parties Due from Related Parties, Current Natural gas imbalances - receivable Gas Balancing Asset (Liability) Note receivable - related party Notes Receivable, Related Parties, Current System natural gas and operating supplies Inventory, Net Other Other Assets, Current Total current assets Assets, Current PROPERTY, PLANT AND EQUIPMENT: Property, Plant and Equipment, Net [Abstract] Plant in service Property, Plant and Equipment, Other, Gross Construction work in progress Construction in Progress, Gross Total property, plant and equipment: Property, Plant and Equipment, Gross Accumulated depreciation and amortization Accumulated Depreciation, Depletion and Amortization, Property, Plant, and Equipment Net property, plant and equipment Property, Plant and Equipment, Net GOODWILL Goodwill NOTE RECEIVABLE FROM RELATED PARTY Notes Receivable, Related Parties, Noncurrent OTHER Other Assets, Noncurrent Total assets Assets LIABILITIES AND STOCKHOLDERS EQUITY Liabilities and Equity [Abstract] CURRENT LIABILITIES: Liabilities, Current [Abstract] Current portion of long-term debt Long-term Debt, Current Maturities Accounts payable Accounts Payable and Accrued Liabilities, Current Accounts payable - related parties Accounts Payable, Related Parties, Current Natural gas imbalances - payable Gas Balancing Payable, Current Accrued taxes Taxes Payable, Current Accrued interest Interest Payable, Current Capital accruals Other Accrued Liabilities, Current Other Other Liabilities, Current Total current liabilities Liabilities, Current LONG-TERM DEBT, less current portion Long-term Debt and Capital Lease Obligations DEFERRED INCOME TAXES Deferred Tax Liabilities, Noncurrent OTHER Other Liabilities, Noncurrent COMMITMENTS AND CONTINGENCIES (Note 12) Commitments and Contingencies PARTNERS' CAPITAL: Partners' Capital [Abstract] Partners' capital General Partners' Capital Account Accumulated other comprehensive loss Accumulated Other Comprehensive Income (Loss), Net of Tax Tax sharing note receivable - related party Tax Sharing Note Receivable Partnership capital allocated for payments due to a related party for reimbursement of federal and state taxes paid. Total partners' capital Partners' Capital Total liabilities and partners' capital Liabilities and Equity Related Party Transactions Phantoms [Abstract] Related Party Transactions Phantoms [Abstract] Debt Instrument, Basis Spread on Variable Rate Debt Instrument, Basis Spread on Variable Rate Entity Information [Abstract] Entity Information [Abstract] Document Information [Table] Document Information [Table] Document Information, Document [Axis] Document Information, Document [Axis] Document [Domain] Document [Domain] Document Information [Line Items] Document Information [Line Items] Document Information [Abstract] Document Information [Abstract] Document Information [Abstract] Document Type Document Type Amendment Flag Amendment Flag Entity Registrant Name Entity Registrant Name Entity Central Index Key Entity Central Index Key Document Period End Date Document Period End Date Current Fiscal Year End Date Current Fiscal Year End Date Document Fiscal Year Focus Document Fiscal Year Focus Document Fiscal Period Focus Document Fiscal Period Focus Entity Filer Category Entity Filer Category Entity Common Stock, Shares Outstanding Entity Common Stock, Shares Outstanding Entity Well-known Seasoned Issuer Entity Well-known Seasoned Issuer Entity Voluntary Filers Entity Voluntary Filers Entity Current Reporting Status Entity Current Reporting Status Entity Public Float Entity Public Float Statement of Income and Comprehensive Income [Abstract] Other Comprehensive Income Tax [Table] -- None. No documentation exists for this element. -- Other Comprehensive Income Loss Tax Other Comprehensive Income Loss Tax [Line Items] -- None. No documentation exists for this element. -- Income taxes included in other comprehensive income: Income tax benefit included in other comprehensive income (loss): [Abstract] Income tax benefit included in other comprehensive income (loss): [Abstract] Reclassification of unrealized loss on interest rate hedges into earnings Other Comprehensive Income Loss Reclassification Interest Rate Hedges Tax Tax effect on reclassification adjustment for accumulated gains and losses from interest rate hedges designated and qualifying as the effective portion of cash flow hedges included in accumulated comprehensive income that was realized in net income during the period. Change in fair value of interest rate hedges Other Comprehensive Income Loss Interest Rate Hedges Tax Tax effect of the change in accumulated gains and losses from interest rate hedges designated and qualifying as the effective portion of cash flow hedges. Reclassification of prior service credit relating to other postretirement benefits into earnings Other Comprehensive Income (Loss), Reclassification, Pension and Other Postretirement Benefit Plans, Net Gain (Loss) Recognized in Net Periodic Benefit Cost, Tax Income tax benefit included in other comprehensive income tax benefit expense other comprehensive income Total tax benefit (expense) amount included in other comprehensive income (loss). Derivative Instruments and Hedging Activities Disclosure [Abstract] Schedule of Derivative Instruments in Statement of Financial Position, Fair Value Schedule of Derivative Instruments in Statement of Financial Position, Fair Value [Table Text Block] Derivatives Effect On Income Table Derivatives Effect On Income Table [Text Block] Tabular disclosure of the location and amount of gains and losses reported in the statement of financial performance or Other comprehensive income Commitments and Contingencies [Abstract] Commitments and Contingencies [Abstract] Loss Contingencies [Table] Loss Contingencies [Table] Loss Contingencies Loss Contingencies [Line Items] Current Accrued Environmental Loss Contingencies, Current Noncurrent Accrued Environmental Loss Contingencies, Noncurrent Total environmental liabilities Accrual for Environmental Loss Contingencies Statement of Cash Flows [Abstract] Statement of Cash Flows [Table] -- None. No documentation exists for this element. -- Statement of Cash Flows [Line Items] Statement of Cash Flows [Line Items] -- None. No documentation exists for this element. -- CASH FLOWS FROM OPERATING ACTIVITIES: Net Cash Provided by (Used in) Operating Activities [Abstract] Net income Net Income (Loss) Attributable to Parent Reconciliation of net income to net cash provided by operating activities: Adjustments to Reconcile Net Income (Loss) to Cash Provided by (Used in) Operating Activities [Abstract] Depreciation and amortization Depreciation, Depletion and Amortization, Nonproduction Deferred income taxes Deferred Income Tax Expense (Benefit) Amortization of costs charged to interest Amortization of costs charged to interest Amortization of expenses charged to interest which include financing costs, premiums, discounts and the step-up. Net gain on curtailment of OPEB benefits Defined Benefit Plan, Recognized Net Gain (Loss) Due to Curtailments Changes in operating assets and liabilities, net of Merger impact Increase (Decrease) in Other Operating Assets and Liabilities, Net Net cash flows provided by operating activities Net Cash Provided by (Used in) Operating Activities CASH FLOWS FROM INVESTING ACTIVITIES: Net Cash Provided by (Used in) Investing Activities [Abstract] Net (increase) decrease in note receivable - related parties Increase (Decrease) in Notes Receivable, Related Parties Net increase (decrease) in income taxes payable - related parties Increase (Decrease) In Taxes Payable Related Parties, Net The cash inflow or outflow associated with income taxes payable to related parties. Additions to property, plant and equipment Payments to Acquire Property, Plant, and Equipment Plant retirements and other Payments for (Proceeds from) Other Investing Activities Net cash flows provided by (used in) investing activities Net Cash Provided by (Used in) Investing Activities Increase (Decrease) in Book Overdrafts Increase (Decrease) in Book Overdrafts CASH FLOWS FROM FINANCING ACTIVITIES: Net Cash Provided by (Used in) Financing Activities [Abstract] Issuance of long-term debt Proceeds from Issuance of Long-term Debt Repayment of debt Repayments of Long-term Debt Issuance costs of debt Payment of Financing and Stock Issuance Costs Other Proceeds from (Payments for) Other Financing Activities Net cash flows provided by (used in) financing activities Net Cash Provided by (Used in) Financing Activities INCREASE (DECREASE) IN CASH AND CASH EQUIVALENTS Cash and Cash Equivalents, Period Increase (Decrease) CASH AND CASH EQUIVALENTS, beginning of period CASH AND CASH EQUIVALENTS, end of period Statement of Partners' Capital [Abstract] Statement [Table] Statement [Table] Statement, Partner Capital Components [Axis] Statement, Partner Capital Components [Axis] Partner Capital Components [Domain] Partner Capital Components [Domain] Partners' Capital Parent [Member] Accumulated Other Comprehensive Loss Accumulated Other Comprehensive Income (Loss) [Member] Tax Sharing Note Receivable - Related Party Tax Sharing Note Receivable, Related Party [Member] Tax Sharing Note Receivable, Related Party [Member] Statement [Line Items] Statement [Line Items] Balance Tax sharing receivable - Southern Union Tax Sharing Note Receivable Activity Partnership capital allocated for payments due to a related party for reimbursement of federal and state taxes paid. Net income Other comprehensive income, net of tax Other Comprehensive Income (Loss), Net of Tax Balance Debt Disclosure [Abstract] Schedule of Long-term Debt Instruments [Table] Debt Instrument [Axis] Debt Instrument [Axis] Debt Instrument, Name [Domain] Debt Instrument, Name [Domain] Senior Notes due 2013 Senior Notes due 2013 [Member] -- None. No documentation exists for this element. -- Senior Notes due 2017 Senior Notes due 2017 [Member] -- None. No documentation exists for this element. -- Senior Notes due 2019 Senior Notes due 2019 [Member] -- None. No documentation exists for this element. -- Senior Notes Due 2029 Senior Notes Due 2029 [Member] -- None. No documentation exists for this element. -- Senior Notes due 2018 Senior Notes due 2018 [Member] -- None. No documentation exists for this element. -- Term Loan 2012 Term Loan 2012 [Member] -- None. No documentation exists for this element. -- Term Loan 2015 Term Loan 2015 [Member] -- None. No documentation exists for this element. -- Debt Instrument Debt Instrument [Line Items] Debt Instrument, Interest Rate, Stated Percentage Debt Instrument, Interest Rate, Stated Percentage Senior Notes Senior Notes, Noncurrent Term Loans Loans Payable Net premiums on long-term debt Debt Instrument, Unamortized Discount (Premium), Net Unamortized fair value adjustments Debt Insturment, Unamortized Fair Value Adjustments Debt Insturment, Unamortized Fair Value Adjustments Total debt outstanding Long-term Debt Current portion of long-term debt Total long-term debt Long-term Debt, Excluding Current Maturities Total fair value of consolidated debt obligations Debt Instrument, Fair Value Disclosure Loss Contingencies by Nature of Contingency [Axis] Loss Contingencies by Nature of Contingency [Axis] Loss Contingency, Nature Loss Contingency, Nature [Domain] Estimated litigation liability Estimated Litigation Liability Aggregate amount of the projected benefit obligations of pension plans Defined Benefit Plan, Benefit Obligation Estimated fair value of all of the assets of pension plans Defined Benefit Plan, Fair Value of Plan Assets Regulation and Rates [Abstract] Regulation and Rates [Abstract] Regulation and Rates Public Utilities Disclosure [Text Block] Environmental Liabilities Table Environmental Liabilities Table [Text Block] Schedule of the Company's accrued environmental liabilities Business Combinations [Abstract] ETE Merger and ETP Merger Plan Of Merger [Text Block] Plan of merger disclosure Derivative [Table] Derivative [Table] Derivative Derivative [Line Items] Change in fair value - increase/(decreae) in Accumulated other comprehensive income Other Comprehensive Income (Loss), Unrealized Gain (Loss) on Derivatives Arising During Period, Net of Tax Reclassification of unrealized loss from accumulated other comprehensive income - increase of interest expense Derivative Instruments, Gain (Loss) Reclassified from Accumulated OCI into Income, Effective Portion, Net Accounting Policies [Abstract] Business Combination Accounting Business Combinations Policy [Policy Text Block] Schedule Of Comprehensive Income Loss Tax Schedule of Comprehensive Income (Loss) [Table Text Block] Schedule of Accumulated Other Comprehensive Income (Loss) Schedule of Accumulated Other Comprehensive Income (Loss) [Table Text Block] Summary of Significant Accounting Policies Significant Accounting Policies [Text Block] Income Statement [Abstract] Income Statement [Table] -- None. No documentation exists for this element. -- General Partner General Partner [Member] Income Statement [Line Items] Income Statement [Line Items] -- None. No documentation exists for this element. -- OPERATING REVENUES: Revenues [Abstract] Transportation and storage of natural gas Gas Domestic Regulated Revenue LNG terminalling LNG Terminalling Revenue Revenues derived from LNG terminal-related services. Other Other Revenue, Net Total operating revenues Revenues OPERATING EXPENSES: Operating Expenses [Abstract] Operating, maintenance and general Other Cost and Expense, Operating Operating, maintenance and general - affiliate Other Cost and Expense, Operating, Affiliate The total amount of other operating cost and expense items that are associated with an affiliate's normal revenue producing operation. Taxes, other than on income Taxes, Miscellaneous Total operating expenses Costs and Expenses OPERATING INCOME Operating Income (Loss) OTHER INCOME (EXPENSE): Nonoperating Income (Expense) [Abstract] Interest expense Interest Expense Interest income - affiliates Interest Income, Affiliates Interest income generated by affiliates. Other, net Other Nonoperating Income (Expense) Total other expenses, net Nonoperating Income (Expense) INCOME BEFORE INCOME TAX EXPENSE Income (Loss) from Continuing Operations before Income Taxes, Extraordinary Items, Noncontrolling Interest Income tax expense Income Tax Expense (Benefit) NET INCOME Statement of Income and Comprehensive Income [Table] -- None. No documentation exists for this element. -- Statement of Income and Comprehensive Income Statement of Income and Comprehensive Income [Line Items] -- None. No documentation exists for this element. -- Other comprehensive income (loss), net of tax: Other Comprehensive Income (Loss), Net of Tax [Abstract] Reclassification of unrealized loss on interest rate hedges into earnings Other Comprehensive Income (Loss), Reclassification Adjustment on Derivatives Included in Net Income, Net of Tax Change in fair value of interest rate hedges Other Comprehensive Income (Loss), Derivatives Qualifying as Hedges, Net of Tax Reclassification of prior service cost (credit) relating to other postretirement benefits into earnings Other Comprehensive Income (Loss), Reclassification, Pension and Other Postretirement Benefit Plans, Net (Gain) Loss Recognized in Net Periodic Benefit Cost, Net of Tax Total other comprehensive income, net of tax Comprehensive income Comprehensive Income (Loss), Net of Tax, Attributable to Parent Related Party Transactions [Abstract] Schedule of Related Party Transactions, by Related Party [Table] Schedule of Related Party Transactions, by Related Party [Table] Related Party Transactions, by Related Party [Axis] Related Party Transactions, by Related Party [Axis] Related Party [Domain] Related Party [Domain] Southern Union Southern Union [Member] Southern Union [Member] Affiliated Entity Affiliated Entity [Member] CrossCountry Citrus Cross Country Citrus [Member] Cross Country Citrus [Member] Related Party Transactions Related Party Transaction [Line Items] Transportation and storage of natural gas Natural Gas Transportation and Storage Revenue Natural Gas Transportation and Storage Revenue Operation and maintenance: Operation and maintenance [Abstract] Operation and maintenance [Abstract] Management and royalty fees Management and Royalty Expense Management and Royalty Expense Other expenses Other Expenses Other income, net: Interest income Other Postemployment Benefits [Abstract] Schedule Of Net Benefit Costs [Table] Schedule of the components of net periodic benefit cost of the Company's pension nd postretirement benefit plans Benefit Plan Acquisition [Axis] Benefit Plan Acquisition [Axis] -- None. No documentation exists for this element. -- Benefit Plan Acquisition Type [Domain] Benefit Plan Acquisition Type [Domain] -- None. No documentation exists for this element. -- Defined Benefit Plan Disclosure Defined Benefit Plan Disclosure [Line Items] Service cost Defined Benefit Plan, Service Cost Interest cost Defined Benefit Plan, Interest Cost Expected return on plan assets Defined Benefit Plan, Expected Return on Plan Assets Prior service credit amortization Defined Benefit Plan, Amortization of Prior Service Cost (Credit) Actuarial loss amortization Defined Benefit Plan, Amortization of Gains (Losses) Curtailment recognition Defined Benefit Plan, Curtailments Net periodic benefit cost (credit) Defined Benefit Plan, Net Periodic Benefit Cost Comprehensive Income Comprehensive Income (Loss) Note [Text Block] Commitments and Contingencies Disclosure Commitments and Contingencies Disclosure [Text Block] Derivative Instruments and Hedging Activities Derivative Instruments and Hedging Activities Disclosure [Text Block] Schedule Of Debt Instruments Schedule of Long-term Debt Instruments [Table Text Block] Organization, Consolidation and Presentation of Financial Statements [Abstract] Ownership Interest Ownership Interest [Table] Ownership Interest [Table] General partnership Limited partnership Limited Partner [Member] Description of the Business Description of the Business [Line Items] Description of the Business [Line Items] Ownership interest Limited Liability Company (LLC) or Limited Partnership (LP), Managing Member or General Partner, Ownership Interest Debt Obligations Debt Disclosure [Text Block] Benefits Pension and Other Postretirement Benefits Disclosure [Text Block] Derivative Instruments and Hedging Activities [Abstract] Derivative Instruments and Hedging Activities [Abstract] Fair Values Derivatives, Balance Sheet Location, by Derivative Contract Type [Table] Fair Values Derivatives, Balance Sheet Location, by Derivative Contract Type [Table] Derivatives, Fair Value, by Balance Sheet Location [Axis] Derivatives, Fair Value, by Balance Sheet Location [Axis] Balance Sheet Location [Domain] Balance Sheet Location [Domain] Other Current Liabilities Other Current Liabilities [Member] Other Current Liabilities [Member] Derivatives, Fair Value Derivatives, Fair Value [Line Items] Cash Flow Hedges: Interest rate contracts Interest Rate Cash Flow Hedge Liability at Fair Value Fair Value Disclosures [Abstract] Fair Value Measurement Fair Value Disclosures [Text Block] Schedule Of Net Benefit Costs Table Schedule of Net Benefit Costs [Table Text Block] Description of the Business Nature of Operations [Text Block] ETE Merger and Holdco Transaction [Abstract] ETE Merger and Holdco Transaction [Abstract] ETE ETE [Member] ETE [Member] ETP ETP [Member] ETP [Member] Merger [Axis] Merger [Axis] -- None. No documentation exists for this element. -- Merger [Domain] Merger [Domain] -- None. No documentation exists for this element. -- Citrus Citrus [Member] Citrus Corp. Holdco Holdco [Member] Holdco [Member] Percentage owned by equity investment Percentage Owned By Equity Investment Percent interest in an entity owned by the Company's equity investment. Total merger amount Business Acquisition, Contingent Consideration, at Fair Value Merger amount, in cash Business Acquisition, Cost of Acquired Entity, Cash Paid Merger amount, in common units Merger Common Units Common units to be received from merger. Maximum contribution equity interest merger Maximum Contribution Equity Interest Merger Maximum contribution for equity interest. Merger related expenses Business Combination, Separately Recognized Transactions, Additional Disclosures, Acquisition Cost Expensed Net gain due to curtailment of postretirement employee benefit plans Intangible asset, estimated useful life Acquired Finite-lived Intangible Asset, Weighted Average Useful Life Post merger equity investment by affiliate Recent Post Merger Equity Investment By Affiliate Ownership interest in an entity, to be created through a recent transaction, which would control the reporting entity. Income Tax Disclosure [Abstract] Taxes on Income Income Tax Disclosure [Text Block] Related Party Transactions Included in Consolidated Balance Sheet Related Party Transactions [table text block] Tabular disclosure of the company's related party balances included in the balance sheet. Related Party Balance Sheet Balance Related Party Transactions For Period Presented [Table Text Block] Related Party Transactions For Period Presented [Table Text Block] Related Party Transactions Related Party Transactions Disclosure [Text Block] ETE Merger and Holdco Transacation [Abstract] ETE Merger and Holdco Transacation [Abstract] Cash and cash equivalents Business Acquisition, Purchase Price Allocation, Current Assets, Cash and Cash Equivalents Other current assets Business Acquisition, Purchase Price Allocation, Current Assets, Prepaid Expense and Other Assets Property and equipment Business Acquisition, Purchase Price Allocation, Property, Plant and Equipment Goodwill Business Acquisition, Purchase Price Allocation, Goodwill Amount Identified intangibles Business Acquisition, Purchase Price Allocation, Amortizable Intangible Assets Other noncurrent assets Business Acquisition, Purchase Price Allocation, Other Noncurrent Assets Long-term debt, including current portion Business Acquisition Purchase Price Allocation Long Term Debt Current And Noncurrent The amount of acquisition cost of a business combination allocated to long-term debt, including the current portion. Deferred income taxes Business Acquisition, Purchase Price Allocation, Deferred Income Taxes, Asset (Liability), Net Other liabilities Business Acquisition, Purchase Price Allocation, Other Noncurrent Liabilities Total fair value of partners' capital Business Acquisition, Cost of Acquired Entity, Purchase Price Allowance for doubtful accounts Allowance for Doubtful Accounts Receivable, Current Business acquisition Business acquisition [Table Text Block] Tabular disclosure of the allocation of the total consideration to company's tangible and intangible assets and liabilities. Income Tax Acquisition [Table] -- None. No documentation exists for this element. -- Income Tax Acquisition [Axis] Income Tax Acquisition [Axis] -- None. No documentation exists for this element. -- Income Tax Acquisition Type [Domain] Income Tax Acquisition Type [Domain] -- None. No documentation exists for this element. -- Income Tax Disclosure Income Tax Disclosure [Line Items] -- None. No documentation exists for this element. -- Income tax expense Effective tax rate Effective Income Tax Rate, Continuing Operations Other Related Parties Other Related Parties [Member] Other Related Parties [Member] Balance Sheet Location [Axis] Balance Sheet Location [Axis] Balance Sheet Location [Axis] Income taxes payable Income Taxes [Member] Income Taxes [Member] Other accounts payable Other Accounts Payable [Member] Other Accounts Payable [Member] Current - CrossCountry Citrus Noncurrent - Southern Union Accounts receivable - related parties Accounts Receivable, Related Parties Accounts payable - related parties Accounts Payable, Related Parties Insurance Proceeds, Related Parties Insurance Proceeds, Related Parties Insurance Proceeds, Related Parties Comprehensive Income Loss [Table] -- None. No documentation exists for this element. -- Comprehensive Income Loss Comprehensive Income Loss [Line Items] -- None. No documentation exists for this element. -- Other postretirement plan - net actuarial loss and prior service costs, net Accumulated Other Comprehensive Income Loss Other Postretirement Benefits The total of net gain (loss), prior service cost (credit), and transition assets (obligations) included in accumulated other comprehensive income associated with a other postretirement plan(s) because they have yet to be recognized as components of net periodic benefit cost. Interest rate hedges, net Accumulated Other Compehensive Income Loss Interest Rate Hedges Accumulated change, net of tax, in accumulated gains and losses from interest rate hedges designated and qualifying as the effective portion of cash flow hedges. Total Accumulated other comprehensive loss, net of tax Schedule of Income Tax Expense (Benefit) and Effective Income Tax Rate Schedule of Income Tax Expense (Benefit) and Effective Income Tax Rate [Table Text Block] Tabular disclosure of the company's income tax expense (benefit) and effective income tax rate. Debt Narrative [Table] -- None. No documentation exists for this element. -- Debt Narrative [Axis] Debt Narrative [Axis] -- None. No documentation exists for this element. -- Debt Narrative [Domain] Debt Narrative [Domain] -- None. No documentation exists for this element. -- Term Loan Due August 2013 Term Loan Due August 2013 [Member] -- None. No documentation exists for this element. -- Term Loan Due June 2012 Term Loan Due June 2012 [Member] -- None. No documentation exists for this element. -- Term Loan Due March 2012 Term Loan Due March 2012 [Member] -- None. No documentation exists for this element. -- Debt Instrument, Fair Value Disclosure Long term debt, face amount Debt Instrument, Face Amount Long term debt, amount outstanding Derivative, by Nature [Axis] Derivative, by Nature [Axis] Derivative, Name [Domain] Derivative, Name [Domain] Interest rate swaps, notional amount Notional Amount of Interest Rate Derivatives Defined Benefit Plan, Settlements and Curtailments [Abstract] Pretax curtailment gain Pretax curtailment gain Pre-tax curtailment gain from plan amendments that resulted in the plans becoming over-funded. Noncurrent refund liability Noncurrent refund liability Non-current refund liability established to offset the pre-tax curtailment gain.