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Debt Obligations (Debt Narrative) (Details) - USD ($) shares in Millions, $ in Millions | 1 Months Ended | 12 Months Ended |  |
--- | --- | --- | --- | ---
Mar. 31, 2017 | Jan. 31, 2017 | Apr. 30, 2016 | Dec. 31, 2016 | Dec. 31, 2015 | Dec. 31, 2014 | Jun. 30, 2017 | Oct. 05, 2012
Noncontrolling interest |  |  |  |  | $ 24,211 | $ 24,530 |  |  |
Less: Net income (loss) attributable to noncontrolling interest |  |  |  |  | (954) | (96) | $ 491 |  |
Repayments of Long-term Debt |  |  |  |  | 19,076 | 19,828 | 13,886 |  |
Long-term Debt |  |  |  |  | 43,802 | 36,968 |  |  |
Proceeds from borrowings |  |  |  |  | 25,785 | 26,455 | 18,375 |  |
Advances to and investments in unconsolidated affiliates |  |  |  |  | 3,040 | 3,462 | 3,659 |  |
Equity in earnings from unconsolidated affiliates |  |  |  |  | 270 | 276 | 332 |  |
Sunoco Merger [Member] |  |  |  |  |  |  |  |  |
Senior Notes |  |  |  |  | 465 |  |  |  | $ 965
PennTex [Member] | PennTex $275 million Revolving Credit Facility due December 2019 [Member] |  |  |  |  |  |  |  |  |
Line of Credit Facility, Current Borrowing Capacity |  |  |  |  | 275 |  |  |  |
Outstanding borrowings |  |  |  |  | 168 | 0 |  |  |
Line of Credit Facility, Maximum Borrowing Capacity |  |  |  |  | 400 |  |  |  |
Line of Credit Facility, Remaining Borrowing Capacity |  |  |  |  | $ 106 |  |  |  |
Line of Credit Facility, Interest Rate at Period End |  |  |  |  | 2.90% |  |  |  |
Sunoco [Member] |  |  |  |  |  |  |  |  |
Long-term Debt |  |  |  |  | $ 474 | 485 |  |  |
Sunoco [Member] | 5.75% Senior Notes, due 2017 [Member] |  |  |  |  |  |  |  |  |
Senior Notes |  |  |  |  | $ 400 | 400 |  |  |
Debt instrument, interest rate, stated percentage |  |  |  |  | 5.75% |  |  |  |
Debt Instrument, Maturity Date |  |  |  |  | Jan. 15, 2017 |  |  |  |
Parent Company [Member] |  |  |  |  |  |  |  |  |
Repayments of Long-term Debt |  |  |  |  | $ 210 | 1,985 | 1,142 |  |
Long-term Debt |  |  |  |  | 6,357 | 6,332 |  |  |
Proceeds from borrowings |  |  |  |  | 225 | 3,672 | 3,020 |  |
Advances to and investments in unconsolidated affiliates |  |  |  |  | 5,088 | 5,764 |  |  |
Equity in earnings from unconsolidated affiliates |  |  |  |  | 1,511 | 1,601 | 955 |  |
Parent Company [Member] | 5.5% Senior Notes due June 1, 2027 [Member] |  |  |  |  |  |  |  |  |
Senior Notes |  |  |  |  | $ 1,000 | 1,000 |  |  |
Debt instrument, interest rate, stated percentage |  |  |  |  | 5.50% |  |  |  |
Debt Instrument, Maturity Date |  |  |  |  | Jun. 01, 2027 |  |  |  |
Parent Company [Member] | 5.875% Senior Notes due January 15, 2024 [Member] |  |  |  |  |  |  |  |  |
Senior Notes |  |  |  |  | $ 1,150 | 1,150 |  |  |
Debt instrument, interest rate, stated percentage |  |  |  |  | 5.88% |  |  |  |
Debt Instrument, Maturity Date |  |  |  |  | Jan. 15, 2024 |  |  |  |
Parent Company [Member] | ETE Senior Secured Term Loan due December 2, 2019 [Member] |  |  |  |  |  |  |  |  |
Secured Debt |  |  |  |  | $ 2,190 | 2,190 |  |  |
Debt Instrument, Covenant Description |  |  |  |  | Under certain circumstances and subject to certain reinvestment rights, the Parent Company is required to prepay the term loan in connection with dispositions of (a) IDRs in (i) prior to the consummation of the MLP Merger, ETP , and (ii) upon and after the consummation of the MLP Merger, Sunoco Logistics ; or (b) equity interests of any person which owns, directly or indirectly, IDRs in (i) prior to the consummation of the MLP Merger, ETP, and (ii) upon and after the consummation of the MLP Merger, Sunoco Logistics, in each case, with a percentage ranging from 50% to 75% of such net proceeds in excess of $50 million. |  |  |  |
Debt Instrument, Collateral |  |  |  |  | Under the Term Credit Agreement, the obligations of the Parent Company are secured by a lien on substantially all of the Parent Company’s and certain of its subsidiaries’ tangible and intangible assets including (i) approximately 18.4 million common units representing limited partner interests in ETP and approximately 81.0 million Class H units of ETP owned by the Partnership; and (ii) the Partnership’s 100% equity interest in Energy Transfer Partners, L.L.C. and Energy Transfer Partners GP, L.P., through which the Partnership indirectly holds all of the outstanding general partnership interests and IDRs in, immediately prior to the consummation of the MLP Merger, ETP and, immediately after the consummation of the MLP Merger, Sunoco Logistics |  |  |  |
Debt Instrument, Maturity Date |  |  |  |  | Dec. 02, 2019 |  |  |  |
Panhandle [Member] |  |  |  |  |  |  |  |  |
Long-term Debt |  |  |  |  | $ 1,135 | 1,160 |  |  |
Panhandle [Member] | 3.26% Junior Subordinated Notes due November 1, 2066 [Member] |  |  |  |  |  |  |  |  |
Debt Instrument, Interest Rate, Effective Percentage |  |  |  |  | 3.77% |  |  |  |
Panhandle [Member] | Junior Subordinated Debt [Member] |  |  |  |  |  |  |  |  |
Debt Instrument, Description of Variable Rate Basis |  |  |  |  | three-month LIBOR rate plus 3.0175% |  |  |  |
Panhandle [Member] | Variable Rate Portion of Debt [Member] | Junior Subordinated Debt [Member] |  |  |  |  |  |  |  |  |
Senior Notes |  |  |  |  | $ 54 |  |  |  |
ETP [Member] |  |  |  |  |  |  |  |  |
Long-term Debt |  |  |  |  | $ 22,067 | 20,633 |  |  |
Number of common units of a subsidiary partnership that are held by a wholly-owned subsidiary of the Parent. |  |  |  |  | 3.9 |  |  |  |
ETP [Member] | 3.26% Junior Subordinated Notes due November 1, 2066 [Member] |  |  |  |  |  |  |  |  |
Debt instrument, interest rate, stated percentage |  |  |  |  | 7.20% |  |  |  |
Debt Instrument, Maturity Date |  |  |  |  | Nov. 01, 2066 |  |  |  |
ETP [Member] | 5.875% Senior Notes due April 1, 2022 [Member] |  |  |  |  |  |  |  |  |
Senior Notes |  |  |  |  | $ 900 | 900 |  |  |
Debt instrument, interest rate, stated percentage |  |  |  |  | 5.88% |  |  |  |
Debt Instrument, Maturity Date |  |  |  |  | Mar. 01, 2022 |  |  |  |
ETP [Member] | 5.0% Senior Notes due October 1, 2022 [Member] |  |  |  |  |  |  |  |  |
Senior Notes |  |  |  |  | $ 700 | 700 |  |  |
Debt instrument, interest rate, stated percentage |  |  |  |  | 5.00% |  |  |  |
Debt Instrument, Maturity Date |  |  |  |  | Oct. 01, 2022 |  |  |  |
ETP [Member] | ETP Credit Facility due November 2019 [Member] |  |  |  |  |  |  |  |  |
Letters of Credit Outstanding, Amount |  |  |  |  | $ 160 |  |  |  |
Commercial Paper |  |  |  |  | 777 |  |  |  |
Line of Credit Facility, Current Borrowing Capacity |  |  |  |  | 3,750 |  |  |  |
Outstanding borrowings |  |  |  |  | 2,777 | 1,362 |  |  |
Line of Credit Facility, Remaining Borrowing Capacity |  |  |  |  | $ 813 |  |  |  |
Line of Credit Facility, Interest Rate at Period End |  |  |  |  | 2.20% |  |  |  |
Sunoco Logistics [Member] |  |  |  |  |  |  |  |  |
Long-term Debt |  |  |  |  | $ 7,313 | 5,590 |  |  |
Sunoco Logistics [Member] | 5.35% Senior Notes due May 15, 2045 [Member] |  |  |  |  |  |  |  |  |
Senior Notes |  |  |  |  | $ 800 | 800 |  |  |
Debt instrument, interest rate, stated percentage |  |  |  |  | 5.35% |  |  |  |
Debt Instrument, Maturity Date |  |  |  |  | May 15, 2045 |  |  |  |
Sunoco Logistics [Member] | 4.25% Senior Notes due April 1, 2024 [Member] |  |  |  |  |  |  |  |  |
Senior Notes |  |  |  |  | $ 500 | 500 |  |  |
Debt instrument, interest rate, stated percentage |  |  |  |  | 4.25% |  |  |  |
Debt Instrument, Maturity Date |  |  |  |  | Apr. 01, 2024 |  |  |  |
Sunoco Logistics [Member] | 4.40% Senior Notes due April 2021 [Member] |  |  |  |  |  |  |  |  |
Senior Notes |  |  |  |  | $ 600 | 600 |  |  |
Debt instrument, interest rate, stated percentage |  |  |  |  | 4.40% |  |  |  |
Debt Instrument, Maturity Date |  |  |  |  | Apr. 01, 2021 |  |  |  |
Sunoco Logistics [Member] | 3.90% Senior Notes due July 15, 2026 [Member] |  |  |  |  |  |  |  |  |
Senior Notes |  |  |  |  | $ 550 | 0 |  |  |
Debt instrument, interest rate, stated percentage |  |  |  |  | 3.90% |  |  |  |
Debt Instrument, Maturity Date |  |  |  |  | Jul. 15, 2026 |  |  |  |
Sunoco Logistics [Member] | Sunoco Logistics' $2.5 billion revolving credit facility due March 2020 [Member] |  |  |  |  |  |  |  |  |
Commercial Paper |  |  |  |  | $ 50 |  |  |  |
Line of Credit Facility, Current Borrowing Capacity |  |  |  |  | 2,500 |  |  |  |
Outstanding borrowings |  |  |  |  | 1,292 | 562 |  |  |
Line of Credit Facility, Maximum Borrowing Capacity |  |  |  |  | $ 3,250 |  |  |  |
Line of Credit Facility, Interest Rate at Period End |  |  |  |  | 1.76% |  |  |  |
Sunoco Logistics [Member] | Sunoco Logistics $1.0 billion 364-day Credit Facility due December 2017 [Member] |  |  |  |  |  |  |  |  |
Line of Credit Facility, Current Borrowing Capacity |  |  |  |  | $ 1,000 |  |  |  |
Outstanding borrowings | [1] |  |  |  | 630 | 0 |  |  |
Line of Credit Facility, Maximum Borrowing Capacity |  |  |  |  | 1,000 |  |  |  |
Bakken Project [Member] |  |  |  |  |  |  |  |  |
Long-term Debt |  |  |  |  | 1,087 | 0 |  |  |
Bakken Project [Member] | Bakken Project $2.50 billion Credit Facility due August 2019 [Member] |  |  |  |  |  |  |  |  |
Line of Credit Facility, Current Borrowing Capacity |  |  |  |  | 2,500 |  |  |  |
Outstanding borrowings |  |  |  |  | $ 1,100 | 0 |  |  |
Line of Credit Facility, Interest Rate at Period End |  |  |  |  | 2.13% |  |  |  |
Sunoco LP [Member] |  |  |  |  |  |  |  |  |
Long-term Debt |  |  |  |  | $ 4,514 | 1,958 |  |  |
Sunoco LP [Member] | Term loan due 2019 [Member] |  |  |  |  |  |  |  |  |
Long-term Debt |  |  |  |  | 2,035 |  |  |  |
Outstanding borrowings |  |  |  |  | 1,243 | 0 |  |  |
Sunoco LP [Member] | Sunoco LP $1.5 Billion Revolving Credit Facility Due September 2019 [Member] |  |  |  |  |  |  |  |  |
Line of Credit Facility, Current Borrowing Capacity |  |  |  |  | 1,500 |  |  |  |
Outstanding borrowings |  |  |  |  | 1,000 | 450 |  |  |
Sunoco LP [Member] | 5.5% Senior Notes due August 2020 [Member] |  |  |  |  |  |  |  |  |
Senior Notes |  |  |  |  | $ 600 | 600 |  |  |
Debt instrument, interest rate, stated percentage |  |  |  |  | 5.50% |  |  |  |
Debt Instrument, Maturity Date |  |  |  |  | Aug. 01, 2020 |  |  |  |
Sunoco LP [Member] | 6.375% Senior Notes due April 2023 [Member] |  |  |  |  |  |  |  |  |
Senior Notes |  |  |  |  | $ 800 | 800 |  |  |
Debt instrument, interest rate, stated percentage |  |  |  |  | 6.375% |  |  |  |
Debt Instrument, Maturity Date |  |  |  |  | Apr. 01, 2023 |  |  |  |
Sunoco LP [Member] | 6.25% Senior Notes due 2021 [Member] |  |  |  |  |  |  |  |  |
Senior Notes |  |  |  | $ 800 | $ 800 | 0 |  |  |
Debt instrument, interest rate, stated percentage |  |  |  | 6.25% | 6.25% |  |  |  |
Proceeds from borrowings |  |  |  | $ 789 |  |  |  |  |
Debt Instrument, Maturity Date |  |  |  |  | Apr. 15, 2021 |  |  |  |
Letter of Credit [Member] |  |  |  |  |  |  |  |  |
Debt Instrument, Basis Spread on Variable Rate |  |  |  |  | 2.75% |  |  |  |
Base Rate Loans [Member] |  |  |  |  |  |  |  |  |
Debt Instrument, Basis Spread on Variable Rate |  |  |  |  | 1.75% |  |  |  |
ETP [Member] | ETP GP [Member] |  |  |  |  |  |  |  |  |
Noncontrolling interest |  |  |  |  | $ 18,430 | 20,530 |  |  |
Less: Net income (loss) attributable to noncontrolling interest |  |  |  |  | $ (651) | $ 334 | 823 |  |
ETP [Member] | ETE Common Holdings [Member] |  |  |  |  |  |  |  |  |
Advances to and investments in unconsolidated affiliates |  |  |  |  |  |  | 1,720 |  |
Equity in earnings from unconsolidated affiliates |  |  |  |  |  |  | $ 292 |  |
ETE Common Holdings [Member] | Regency [Member] |  |  |  |  |  |  |  |  |
Number of common units of a subsidiary partnership that are held by a wholly-owned subsidiary of the Parent. |  |  |  |  |  |  | 30.9 |  |
Subsidiary of Limited Liability Company or Limited Partnership, Ownership Interest |  |  |  |  |  |  | 7.50% |  |
ETE Common Holdings [Member] | ETP [Member] |  |  |  |  |  |  |  |  |
Number of common units of a subsidiary partnership that are held by a wholly-owned subsidiary of the Parent. |  |  |  |  |  |  | 5.2 |  |
Percent of total equity ownership of a subsidiary |  |  |  |  |  |  | 1.50% |  |
Class H Units [Member] | ETP [Member] |  |  |  |  |  |  |  |  |
Number of common units of a subsidiary partnership that are held by a wholly-owned subsidiary of the Parent. |  |  |  |  | 81.0 |  |  |  |
Class H Units [Member] | ETE Common Holdings [Member] | ETP [Member] |  |  |  |  |  |  |  |  |
Number of common units of a subsidiary partnership that are held by a wholly-owned subsidiary of the Parent. |  |  |  |  |  |  | 50.2 |  |
Percent of total equity ownership of a subsidiary |  |  |  |  |  |  | 100.00% |  |
Subsequent Event [Member] |  |  |  |  |  |  |  |  |
Proceeds from borrowings |  |  | $ 1,480 |  |  |  |  |  |
Subsequent Event [Member] | 4.20% Senior Notes due April 2027 [Member] |  |  |  |  |  |  |  |  |
Senior Notes |  |  | $ 600 |  |  |  |  |  |
Debt instrument, interest rate, stated percentage |  |  | 4.20% |  |  |  |  |  |
Subsequent Event [Member] | 5.30% Senior Notes due April 2047 [Member] |  |  |  |  |  |  |  |  |
Senior Notes |  |  | $ 900 |  |  |  |  |  |
Debt instrument, interest rate, stated percentage |  |  | 5.30% |  |  |  |  |  |
Subsequent Event [Member] | Sunoco [Member] | 5.75% Senior Notes, due 2017 [Member] |  |  |  |  |  |  |  |  |
Repayments of Long-term Debt |  |  | $ 400 |  |  |  |  |  |
Subsequent Event [Member] | ETP [Member] |  |  |  |  |  |  |  |  |
Number of common units of a subsidiary partnership that are held by a wholly-owned subsidiary of the Parent. |  |  |  |  |  |  |  | 18.4 |
Subsidiary of Limited Liability Company or Limited Partnership, Ownership Interest |  | 3.30% |  |  |  |  |  |  |
Subsequent Event [Member] | Class H Units [Member] | ETP [Member] |  |  |  |  |  |  |  |  |
Number of common units of a subsidiary partnership that are held by a wholly-owned subsidiary of the Parent. |  |  |  |  |  |  |  | 81.0 |
ETE Credit Facility [Member] |  |  |  |  |  |  |  |  |
Line of Credit Facility, Current Borrowing Capacity |  |  |  |  | $ 1,500 |  |  |  |
Letters Of Credit Availablity |  |  |  |  | $ 150 |  |  |  |
ETE Credit Facility [Member] | Letter of Credit [Member] | Minimum [Member] |  |  |  |  |  |  |  |  |
Debt Instrument, Basis Spread on Variable Rate |  |  |  |  | 1.75% |  |  |  |
ETE Credit Facility [Member] | Letter of Credit [Member] | Maximum [Member] |  |  |  |  |  |  |  |  |
Debt Instrument, Basis Spread on Variable Rate |  |  |  |  | 2.50% |  |  |  |
ETE Credit Facility [Member] | Base Rate Loans [Member] | Minimum [Member] |  |  |  |  |  |  |  |  |
Debt Instrument, Basis Spread on Variable Rate |  |  |  |  | 0.75% |  |  |  |
ETE Credit Facility [Member] | Base Rate Loans [Member] | Maximum [Member] |  |  |  |  |  |  |  |  |
Debt Instrument, Basis Spread on Variable Rate |  |  |  |  | 1.50% |  |  |  |
[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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