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Debt Obligations Debt Obligations (Schedule Of Debt Obligations) (Details) - USD ($) $ in Millions | Dec. 31, 2016 | Apr. 30, 2016 | Dec. 31, 2015
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Debt Instrument [Line Items] |  |  |  |
Capital Lease Obligations |  | $ 118 |  | $ 126
Debt Instrument, Unamortized Discount (Premium), Net |  | 156 |  |
Other Long-term Debt |  | 31 |  | 31
Long-term Debt |  | 43,802 |  | 36,968
Current maturities of long-term debt |  | 1,194 |  | 131
Long-term debt, less current maturities |  | 42,608 |  | 36,837
Parent Company [Member] |  |  |  |
Debt Instrument [Line Items] |  |  |  |
Debt Instrument, Unamortized Discount (Premium), Net |  | 15 |  | 17
Deferred Finance Costs, Noncurrent, Net |  | (30) |  | (38)
Long-term Debt |  | 6,357 |  | 6,332
Long-term debt, less current maturities |  | 6,358 |  | 6,332
Parent Company [Member] | ETE 7.5% Senior Notes due 2020 [Member] |  |  |  |
Debt Instrument [Line Items] |  |  |  |
Senior Notes |  | 1,187 |  | 1,187
Parent Company [Member] | 5.875% Senior Notes due January 15, 2024 [Member] |  |  |  |
Debt Instrument [Line Items] |  |  |  |
Senior Notes |  | 1,150 |  | 1,150
Parent Company [Member] | 5.5% Senior Notes due June 1, 2027 [Member] |  |  |  |
Debt Instrument [Line Items] |  |  |  |
Senior Notes |  | 1,000 |  | 1,000
Parent Company [Member] | ETE Senior Secured Term Loan due December 2, 2019 [Member] |  |  |  |
Debt Instrument [Line Items] |  |  |  |
Secured Debt |  | 2,190 |  | 2,190
Parent Company [Member] | ETE Senior Secured Revolving Credit Facility due December 18, 2018 [Member] |  |  |  |
Debt Instrument [Line Items] |  |  |  |
Long-term Line of Credit |  | 875 |  | 860
ETP [Member] |  |  |  |
Debt Instrument [Line Items] |  |  |  |
Debt Instrument, Unamortized Discount (Premium), Net |  | (18) |  | (21)
Deferred Finance Costs, Noncurrent, Net |  | (132) |  | (147)
Long-term Debt |  | 22,067 |  | 20,633
ETP [Member] | 7.60% Senior Notes, due February 1, 2024 [Member] |  |  |  |
Debt Instrument [Line Items] |  |  |  |
Senior Notes |  | 277 |  | 277
ETP [Member] | 4.05% Senior Notes due March 2025 [Member] |  |  |  |
Debt Instrument [Line Items] |  |  |  |
Senior Notes |  | 1,000 |  | 1,000
ETP [Member] | 4.75% Senior Notes due January 2026 [Member] |  |  |  |
Debt Instrument [Line Items] |  |  |  |
Senior Notes |  | 1,000 |  | 1,000
ETP [Member] | 8.25% Senior Notes, due November 14, 2029 [Member] |  |  |  |
Debt Instrument [Line Items] |  |  |  |
Senior Notes |  | 267 |  | 267
ETP [Member] | 4.90% Senior Notes due March 2035 [Member] |  |  |  |
Debt Instrument [Line Items] |  |  |  |
Senior Notes |  | 500 |  | 500
ETP [Member] | 6.625% Senior Notes, due October 15, 2036 [Member] |  |  |  |
Debt Instrument [Line Items] |  |  |  |
Senior Notes |  | 400 |  | 400
ETP [Member] | 7.5% Senior Notes, due July 1, 2038 [Member] |  |  |  |
Debt Instrument [Line Items] |  |  |  |
Senior Notes |  | 550 |  | 550
ETP [Member] | Senior Notes 6.05% Due June 1, 2041 [Member] |  |  |  |
Debt Instrument [Line Items] |  |  |  |
Senior Notes |  | 700 |  | 700
ETP [Member] | Senior Notes 6.50% Due February 1, 2042 [Member] |  |  |  |
Debt Instrument [Line Items] |  |  |  |
Senior Notes |  | 1,000 |  | 1,000
ETP [Member] | 5.15% Senior Notes due February 1, 2043 [Member] |  |  |  |
Debt Instrument [Line Items] |  |  |  |
Senior Notes |  | 450 |  | 450
ETP [Member] | 5.95% Senior Notes due October 1, 2043 [Member] |  |  |  |
Debt Instrument [Line Items] |  |  |  |
Senior Notes |  | 450 |  | 450
ETP [Member] | 5.15% Senior Notes due March 2045 [Member] |  |  |  |
Debt Instrument [Line Items] |  |  |  |
Senior Notes |  | 1,000 |  | 1,000
ETP [Member] | 6.125% Senior Notes due December 2045 [Member] |  |  |  |
Debt Instrument [Line Items] |  |  |  |
Senior Notes |  | 1,000 |  | 1,000
ETP [Member] | 7.2% Junior Subordinated Notes due November 21, 2066 [Member] |  |  |  |
Debt Instrument [Line Items] |  |  |  |
Junior Subordinated Notes |  | 546 |  | 545
ETP [Member] | ETP Credit Facility due November 2019 [Member] |  |  |  |
Debt Instrument [Line Items] |  |  |  |
Long-term Line of Credit |  | 2,777 |  | 1,362
ETP [Member] | 6.125% Senior Notes, due February 15, 2017 [Member] |  |  |  |
Debt Instrument [Line Items] |  |  |  |
Senior Notes |  | 400 |  | 400
ETP [Member] | 2.50% Senior Notes due June 2018 [Member] |  |  |  |
Debt Instrument [Line Items] |  |  |  |
Senior Notes |  | 650 |  | 650
ETP [Member] | 6.7% Senior Notes, due July 1, 2018 [Member] |  |  |  |
Debt Instrument [Line Items] |  |  |  |
Senior Notes |  | 600 |  | 600
ETP [Member] | 9.7% Senior Notes, due March 15, 2019 [Member] |  |  |  |
Debt Instrument [Line Items] |  |  |  |
Senior Notes |  | 400 |  | 400
ETP [Member] | 9.0% Senior Notes due April 15, 2019 [Member] |  |  |  |
Debt Instrument [Line Items] |  |  |  |
Senior Notes |  | 450 |  | 450
ETP [Member] | 5.75% Senior Notes due September 1, 2020 [Member] |  |  |  |
Debt Instrument [Line Items] |  |  |  |
Senior Notes |  | 400 |  | 400
ETP [Member] | 4.15% Senior Notes due October 1, 2020 [Member] |  |  |  |
Debt Instrument [Line Items] |  |  |  |
Senior Notes |  | 1,050 |  | 1,050
ETP [Member] | 5.875% Senior Notes due April 1, 2022 [Member] |  |  |  |
Debt Instrument [Line Items] |  |  |  |
Senior Notes |  | 900 |  | 900
ETP [Member] | 5.5% Senior Notes, due April 15, 2023 [Member] |  |  |  |
Debt Instrument [Line Items] |  |  |  |
Senior Notes |  | 700 |  | 700
ETP [Member] | 4.5% Senior Notes due November 1, 2023 [Member] |  |  |  |
Debt Instrument [Line Items] |  |  |  |
Senior Notes |  | 600 |  | 600
ETP [Member] | 4.9% Senior Notes due February 1, 2024 [Member] |  |  |  |
Debt Instrument [Line Items] |  |  |  |
Senior Notes |  | 350 |  | 350
ETP [Member] | 6.5% Senior Notes due May 15, 2021 [Member] |  |  |  |
Debt Instrument [Line Items] |  |  |  |
Senior Notes |  | 500 |  | 500
ETP [Member] | Senior Notes 4.65% Due June 1, 2021 [Member] |  |  |  |
Debt Instrument [Line Items] |  |  |  |
Senior Notes |  | 800 |  | 800
ETP [Member] | Senior Notes 5.20% Due February 1, 2022 [Member] |  |  |  |
Debt Instrument [Line Items] |  |  |  |
Senior Notes |  | 1,000 |  | 1,000
ETP [Member] | 5.0% Senior Notes due October 1, 2022 [Member] |  |  |  |
Debt Instrument [Line Items] |  |  |  |
Senior Notes |  | 700 |  | 700
ETP [Member] | 3.6% Senior Notes due February 1, 2023 [Member] |  |  |  |
Debt Instrument [Line Items] |  |  |  |
Senior Notes |  | 800 |  | 800
Sunoco [Member] |  |  |  |
Debt Instrument [Line Items] |  |  |  |
Debt Instrument, Unamortized Discount (Premium), Net |  | (9) |  | (20)
Long-term Debt |  | 474 |  | 485
Sunoco [Member] | 5.75% Senior Notes, due 2017 [Member] |  |  |  |
Debt Instrument [Line Items] |  |  |  |
Senior Notes |  | 400 |  | 400
Sunoco [Member] | 9.00% Debentures, due 2024 [Member] |  |  |  |
Debt Instrument [Line Items] |  |  |  |
Subordinated Debt |  | 65 |  | 65
Sunoco Logistics [Member] |  |  |  |
Debt Instrument [Line Items] |  |  |  |
Debt Instrument, Unamortized Discount (Premium), Net |  | 75 |  | 85
Deferred Finance Costs, Noncurrent, Net |  | (34) |  | (32)
Long-term Debt |  | 7,313 |  | 5,590
Sunoco Logistics [Member] | 6.125% Senior Notes, due May 15, 2016 [Member] |  |  |  |
Debt Instrument [Line Items] |  |  |  |
Senior Notes |  | 0 |  | 175
Sunoco Logistics [Member] | 5.50% Senior Notes, due February 15, 2020 [Member] |  |  |  |
Debt Instrument [Line Items] |  |  |  |
Senior Notes |  | 250 |  | 250
Sunoco Logistics [Member] | Senior Note 4.65% Due February 15, 2022 [Member] |  |  |  |
Debt Instrument [Line Items] |  |  |  |
Senior Notes |  | 300 |  | 300
Sunoco Logistics [Member] | 3.45% Senior Notes due January 2023 [Member] |  |  |  |
Debt Instrument [Line Items] |  |  |  |
Senior Notes |  | 350 |  | 350
Sunoco Logistics [Member] | 6.85% Senior Notes, due February 15, 2040 [Member] |  |  |  |
Debt Instrument [Line Items] |  |  |  |
Senior Notes |  | 250 |  | 250
Sunoco Logistics [Member] | 4.25% Senior Notes due April 1, 2024 [Member] |  |  |  |
Debt Instrument [Line Items] |  |  |  |
Senior Notes |  | 500 |  | 500
Sunoco Logistics [Member] | 5.95% Senior Notes due December 2025 [Member] |  |  |  |
Debt Instrument [Line Items] |  |  |  |
Senior Notes |  | 400 |  | 400
Sunoco Logistics [Member] | 3.90% Senior Notes due July 15, 2026 [Member] |  |  |  |
Debt Instrument [Line Items] |  |  |  |
Senior Notes |  | 550 |  | 0
Sunoco Logistics [Member] | Senior Note 6.10%, due February 15, 2042 [Member] |  |  |  |
Debt Instrument [Line Items] |  |  |  |
Senior Notes |  | 300 |  | 300
Sunoco Logistics [Member] | 5.30% Senior Notes due April 1, 2044 [Member] |  |  |  |
Debt Instrument [Line Items] |  |  |  |
Senior Notes |  | 700 |  | 700
Sunoco Logistics [Member] | 5.35% Senior Notes due May 15, 2045 [Member] |  |  |  |
Debt Instrument [Line Items] |  |  |  |
Senior Notes |  | 800 |  | 800
Sunoco Logistics [Member] | 4.95% Senior Notes due January 2043 [Member] |  |  |  |
Debt Instrument [Line Items] |  |  |  |
Senior Notes |  | 350 |  | 350
Sunoco Logistics [Member] | Sunoco Logistics' $2.5 billion revolving credit facility due March 2020 [Member] |  |  |  |
Debt Instrument [Line Items] |  |  |  |
Long-term Line of Credit |  | 1,292 |  | 562
Sunoco Logistics [Member] | Sunoco Logistics $1.0 billion 364-day Credit Facility due December 2017 [Member] |  |  |  |
Debt Instrument [Line Items] |  |  |  |
Long-term Line of Credit | [1] | 630 |  | 0
Bakken Project [Member] |  |  |  |
Debt Instrument [Line Items] |  |  |  |
Deferred Finance Costs, Noncurrent, Net |  | (13) |  | 0
Long-term Debt |  | 1,087 |  | 0
Bakken Project [Member] | Bakken Project $2.50 billion Credit Facility due August 2019 [Member] |  |  |  |
Debt Instrument [Line Items] |  |  |  |
Long-term Line of Credit |  | 1,100 |  | 0
PennTex [Member] | PennTex $275 million Revolving Credit Facility due December 2019 [Member] |  |  |  |
Debt Instrument [Line Items] |  |  |  |
Long-term Line of Credit |  | 168 |  | 0
Sunoco LP [Member] |  |  |  |
Debt Instrument [Line Items] |  |  |  |
Deferred Finance Costs, Noncurrent, Net |  | (47) |  | (18)
Long-term Debt |  | 4,514 |  | 1,958
Sunoco LP [Member] | 5.5% Senior Notes due August 2020 [Member] |  |  |  |
Debt Instrument [Line Items] |  |  |  |
Senior Notes |  | 600 |  | 600
Sunoco LP [Member] | 6.375% Senior Notes due April 2023 [Member] |  |  |  |
Debt Instrument [Line Items] |  |  |  |
Senior Notes |  | 800 |  | 800
Sunoco LP [Member] | 6.25% Senior Notes due 2021 [Member] |  |  |  |
Debt Instrument [Line Items] |  |  |  |
Senior Notes |  | 800 | $ 800 | 0
Sunoco LP [Member] | Sunoco LP $1.5 Billion Revolving Credit Facility Due September 2019 [Member] |  |  |  |
Debt Instrument [Line Items] |  |  |  |
Long-term Line of Credit |  | 1,000 |  | 450
Sunoco LP [Member] | Term loan due 2019 [Member] |  |  |  |
Debt Instrument [Line Items] |  |  |  |
Long-term Line of Credit |  | 1,243 |  | 0
Long-term Debt |  | 2,035 |  |
Transwestern [Member] |  |  |  |
Debt Instrument [Line Items] |  |  |  |
Debt Instrument, Unamortized Discount (Premium), Net |  | 0 |  | (1)
Deferred Finance Costs, Noncurrent, Net |  | (1) |  | (2)
Long-term Debt |  | 656 |  | 779
Transwestern [Member] | 5.54% Senior Unsecured Notes, due November 17, 2016 [Member] |  |  |  |
Debt Instrument [Line Items] |  |  |  |
Senior Notes |  | 0 |  | 125
Transwestern [Member] | 5.64% Senior Unsecured Notes, due May 24, 2017 [Member] |  |  |  |
Debt Instrument [Line Items] |  |  |  |
Senior Notes |  | 82 |  | 82
Transwestern [Member] | 5.36% Senior Unsecured Notes, due December 9, 2020 [Member] |  |  |  |
Debt Instrument [Line Items] |  |  |  |
Senior Notes |  | 175 |  | 175
Transwestern [Member] | 5.89% Senior Unsecured Notes, due May 24, 2022 [Member] |  |  |  |
Debt Instrument [Line Items] |  |  |  |
Senior Notes |  | 150 |  | 150
Transwestern [Member] | 5.66% Senior Unsecured Notes, due December 9, 2024 [Member] |  |  |  |
Debt Instrument [Line Items] |  |  |  |
Senior Notes |  | 175 |  | 175
Transwestern [Member] | 6.16% Senior Unsecured Notes, due May 24, 2037 [Member] |  |  |  |
Debt Instrument [Line Items] |  |  |  |
Senior Notes |  | 75 |  | 75
Panhandle [Member] |  |  |  |
Debt Instrument [Line Items] |  |  |  |
Debt Instrument, Unamortized Discount (Premium), Net |  | (50) |  | (75)
Long-term Debt |  | 1,135 |  | 1,160
Panhandle [Member] | 7.60% Senior Notes, due February 1, 2024 [Member] |  |  |  |
Debt Instrument [Line Items] |  |  |  |
Senior Notes |  | 82 |  | 82
Panhandle [Member] | 8.25% Senior Notes, due November 14, 2029 [Member] |  |  |  |
Debt Instrument [Line Items] |  |  |  |
Senior Notes |  | 33 |  | 33
Panhandle [Member] | 7.2% Junior Subordinated Notes due November 21, 2066 [Member] |  |  |  |
Debt Instrument [Line Items] |  |  |  |
Junior Subordinated Notes |  | 54 |  | 54
Panhandle [Member] | 6.20% Senior Notes, due November 1, 2017 [Member] |  |  |  |
Debt Instrument [Line Items] |  |  |  |
Senior Notes |  | 300 |  | 300
Panhandle [Member] | 7.00% Senior Notes, due June 15, 2018 [Member] |  |  |  |
Debt Instrument [Line Items] |  |  |  |
Senior Notes |  | 400 |  | 400
Panhandle [Member] | 8.125% Senior Notes, due June 1, 2019 [Member] |  |  |  |
Debt Instrument [Line Items] |  |  |  |
Senior Notes |  | 150 |  | 150
Panhandle [Member] | 7.00% Senior Notes, due July 15, 2029 [Member] |  |  |  |
Debt Instrument [Line Items] |  |  |  |
Senior Notes |  | $ 66 |  | $ 66
[1] | (1) Sunoco Logistics’ $1.0 billion 364-Day Credit Facility, including its $630 million term loan, were classified as long-term debt as of December 31, 2016 as Sunoco Logistics has the ability and intent to refinance such borrowings on a long-term basis.

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- Definition Amount equal to the present value (the principal) at the beginning of the lease term of minimum lease payments during the lease term (excluding that portion of the payments representing executory costs such as insurance, maintenance, and taxes to be paid by the lessor, together with any profit thereon) net of payments or other amounts applied to the principal through the balance sheet date. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 840 -SubTopic 30 -Section 50 -Paragraph 1 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=6455398&loc=d3e45280-112737 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02(22)) -URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 944 -SubTopic 210 -Section S99 -Paragraph 1 -Subparagraph (SX 210.7-03(a)(16)) -URI http://asc.fasb.org/extlink&oid=6879938&loc=d3e572229-122910 + Details
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- Definition Including the current and noncurrent portions, carrying value as of the balance sheet date of long-term debt (with maturities initially due after one year or beyond the operating cycle if longer) identified as Junior Subordinated Notes, which have a lower priority than senior instruments. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 944 -SubTopic 210 -Section S99 -Paragraph 1 -Subparagraph (SX 210.7-03(16)(a)) -URI http://asc.fasb.org/extlink&oid=6879938&loc=d3e572229-122910 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 942 -SubTopic 210 -Section S99 -Paragraph 1 -Subparagraph (SX 210.9-03(16)) -URI http://asc.fasb.org/extlink&oid=6876686&loc=d3e534808-122878 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02(22)) -URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682 + Details
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- Definition The carrying value as of the balance sheet date of the current and noncurrent portions of long-term obligations drawn from a line of credit, which is a bank's commitment to make loans up to a specific amount. Examples of items that might be included in the application of this element may consist of letters of credit, standby letters of credit, and revolving credit arrangements, under which borrowings can be made up to a maximum amount as of any point in time conditional on satisfaction of specified terms before, as of and after the date of drawdowns on the line. Includes short-term obligations that would normally be classified as current liabilities but for which (a) postbalance sheet date issuance of a long term obligation to refinance the short term obligation on a long term basis, or (b) the enterprise has entered into a financing agreement that clearly permits the enterprise to refinance the short-term obligation on a long term basis and the following conditions are met (1) the agreement does not expire within 1 year and is not cancelable by the lender except for violation of an objectively determinable provision, (2) no violation exists at the BS date, and (3) the lender has entered into the financing agreement is expected to be financially capable of honoring the agreement. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02(22)) -URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 944 -SubTopic 210 -Section S99 -Paragraph 1 -Subparagraph (SX 210.7-03(16)) -URI http://asc.fasb.org/extlink&oid=6879938&loc=d3e572229-122910 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 942 -SubTopic 210 -Section S99 -Paragraph 1 -Subparagraph (SX 210.9-03(16)) -URI http://asc.fasb.org/extlink&oid=6876686&loc=d3e534808-122878 + Details
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