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Debt Obligations Debt Obligations (Schedule Of Debt Obligations) (Details) - USD ($) $ in Millions | 12 Months Ended |  |  |  |  |
--- | --- | --- | --- | --- | --- | ---
Dec. 31, 2019 | Jun. 30, 2019 | Mar. 31, 2019 | Jan. 31, 2019 | Jan. 01, 2019 | Dec. 31, 2018
Debt Instrument [Line Items] |  |  |  |  |  |  |
Debt Instrument, Unamortized Discount (Premium), Net |  | $ 279 |  |  |  |  |
Other Long-term Debt |  | 2 |  |  |  |  | $ 7
Long-term Debt |  | 51,054 |  |  |  |  | 46,028
Current maturities of long-term debt |  | 26 |  |  |  | $ 2,656 | 2,655
Long-term debt, less current maturities |  | 51,028 |  |  |  | $ 43,379 | 43,373
Parent Company [Member] |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |
Debt Instrument, Unamortized Discount (Premium), Net |  | 0 |  |  |  |  | 10
Deferred Finance Costs, Noncurrent, Net |  | 0 |  |  |  |  | (27)
Long-term Debt |  | $ 124 |  |  |  |  | 5,520
Parent Company [Member] | ETE 7.5% Senior Notes due 2020 [Member] |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |
Debt Instrument, Interest Rate, Stated Percentage |  | 7.50% |  |  |  |  |
Debt Instrument, Maturity Date |  | Oct. 15, 2020 |  |  |  |  |
Senior Notes | [1] | $ 52 |  |  |  |  | 1,187
Parent Company [Member] | 5.875% Senior Notes due January 15, 2024 [Member] |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |
Debt Instrument, Interest Rate, Stated Percentage |  | 5.88% |  |  |  |  |
Debt Instrument, Maturity Date |  | Jan. 15, 2024 |  |  |  |  |
Senior Notes |  | $ 23 |  |  |  |  | 1,150
Parent Company [Member] | 5.5% Senior Notes due June 1, 2027 [Member] |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |
Debt Instrument, Interest Rate, Stated Percentage |  | 5.50% |  |  |  |  |
Debt Instrument, Maturity Date |  | Jun. 01, 2027 |  |  |  |  |
Senior Notes |  | $ 44 |  |  |  |  | 1,000
Parent Company [Member] | 4.25% Senior Notes due March 15, 2023 [Member] |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |
Debt Instrument, Interest Rate, Stated Percentage |  | 4.25% |  |  |  |  |
Debt Instrument, Maturity Date |  | Mar. 15, 2023 |  |  |  |  |
Senior Notes |  | $ 5 |  |  |  |  | 1,000
Parent Company [Member] | ETE Senior Secured Term Loan due February 2, 2024 [Member] |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |
Secured Debt |  | 0 |  |  |  |  | 1,220
ETO [Member] |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |
Debt Instrument, Unamortized Discount (Premium), Net |  | (5) |  |  |  |  | 17
Deferred Finance Costs, Noncurrent, Net |  | (207) |  |  |  |  | (178)
Long-term Debt |  | $ 42,120 |  |  |  |  | 32,288
ETO [Member] | 5.875% Senior Notes due January 15, 2024 [Member] |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |
Debt Instrument, Interest Rate, Stated Percentage |  | 5.88% |  | 5.875% |  |  |
Debt Instrument, Maturity Date |  | Jan. 15, 2024 |  |  |  |  |
Senior Notes |  | $ 1,127 |  | $ 1,130 |  |  | 0
ETO [Member] | 5.5% Senior Notes due June 1, 2027 [Member] |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |
Debt Instrument, Interest Rate, Stated Percentage |  | 5.50% |  | 5.50% |  |  |
Debt Instrument, Maturity Date |  | Jun. 01, 2027 |  |  |  |  |
Senior Notes |  | $ 956 |  | $ 956 |  |  | 0
ETO [Member] | 4.25% Senior Notes due March 15, 2023 [Member] |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |
Debt Instrument, Interest Rate, Stated Percentage |  | 4.25% |  | 4.25% |  |  |
Debt Instrument, Maturity Date |  | Mar. 15, 2023 |  |  |  |  |
Senior Notes |  | $ 995 |  | $ 995 |  |  | 0
ETO [Member] | 7.60% Senior Notes, due February 1, 2024 [Member] |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |
Debt Instrument, Interest Rate, Stated Percentage |  | 7.60% |  |  |  |  |
Debt Instrument, Maturity Date |  | Feb. 01, 2024 |  |  |  |  |
Senior Notes |  | $ 277 |  |  |  |  | 277
ETO [Member] | 4.05% Senior Notes due March 2025 [Member] |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |
Debt Instrument, Interest Rate, Stated Percentage |  | 4.05% |  |  |  |  |
Debt Instrument, Maturity Date |  | Mar. 15, 2025 |  |  |  |  |
Senior Notes |  | $ 1,000 |  |  |  |  | 1,000
ETO [Member] | 4.75% Senior Notes due January 2026 [Member] |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |
Debt Instrument, Interest Rate, Stated Percentage |  | 4.75% |  |  |  |  |
Debt Instrument, Maturity Date |  | Jan. 15, 2026 |  |  |  |  |
Senior Notes |  | $ 1,000 |  |  |  |  | 1,000
ETO [Member] | 8.25% Senior Notes, due November 14, 2029 [Member] |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |
Debt Instrument, Interest Rate, Stated Percentage |  | 8.25% |  |  |  |  |
Debt Instrument, Maturity Date |  | Nov. 15, 2029 |  |  |  |  |
Senior Notes |  | $ 267 |  |  |  |  | 267
ETO [Member] | 4.90% Senior Notes due March 2035 [Member] |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |
Debt Instrument, Interest Rate, Stated Percentage |  | 4.90% |  |  |  |  |
Debt Instrument, Maturity Date |  | Mar. 15, 2035 |  |  |  |  |
Senior Notes |  | $ 500 |  |  |  |  | 500
ETO [Member] | 6.625% Senior Notes, due October 15, 2036 [Member] |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |
Debt Instrument, Interest Rate, Stated Percentage |  | 6.63% |  |  |  |  |
Debt Instrument, Maturity Date |  | Oct. 15, 2036 |  |  |  |  |
Senior Notes |  | $ 400 |  |  |  |  | 400
ETO [Member] | 5.80% Senior Notes due 2038 [Member] |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |
Debt Instrument, Interest Rate, Stated Percentage |  | 5.80% |  |  |  |  |
Debt Instrument, Maturity Date |  | Jul. 01, 2038 |  |  |  |  |
Senior Notes |  | $ 500 |  |  |  |  | 500
ETO [Member] | 7.5% Senior Notes, due July 1, 2038 [Member] |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |
Debt Instrument, Interest Rate, Stated Percentage |  | 7.50% |  |  |  |  |
Debt Instrument, Maturity Date |  | Jul. 01, 2038 |  |  |  |  |
Senior Notes |  | $ 550 |  |  |  |  | 550
ETO [Member] | Senior Notes 6.05% Due June 1, 2041 [Member] |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |
Debt Instrument, Interest Rate, Stated Percentage |  | 6.85% |  |  |  |  |
Debt Instrument, Maturity Date |  | Jun. 01, 2041 |  |  |  |  |
Senior Notes |  | $ 700 |  |  |  |  | 700
ETO [Member] | Senior Notes 6.50% Due February 1, 2042 [Member] |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |
Debt Instrument, Interest Rate, Stated Percentage |  | 6.05% |  |  |  |  |
Debt Instrument, Maturity Date |  | Feb. 01, 2042 |  |  |  |  |
Senior Notes |  | $ 1,000 |  |  |  |  | 1,000
ETO [Member] | 5.15% Senior Notes due February 1, 2043 [Member] |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |
Debt Instrument, Interest Rate, Stated Percentage |  | 4.95% |  |  |  |  |
Debt Instrument, Maturity Date |  | Feb. 01, 2043 |  |  |  |  |
Senior Notes |  | $ 450 |  |  |  |  | 450
ETO [Member] | 5.95% Senior Notes due October 1, 2043 [Member] |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |
Debt Instrument, Interest Rate, Stated Percentage |  | 5.15% |  |  |  |  |
Debt Instrument, Maturity Date |  | Oct. 01, 2043 |  |  |  |  |
Senior Notes |  | $ 450 |  |  |  |  | 450
ETO [Member] | 5.15% Senior Notes due March 2045 [Member] |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |
Debt Instrument, Interest Rate, Stated Percentage |  | 5.30% |  |  |  |  |
Debt Instrument, Maturity Date |  | Mar. 15, 2045 |  |  |  |  |
Senior Notes |  | $ 1,000 |  |  |  |  | 1,000
ETO [Member] | 6.125% Senior Notes due December 2045 [Member] |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |
Debt Instrument, Interest Rate, Stated Percentage |  | 5.35% |  |  |  |  |
Debt Instrument, Maturity Date |  | May 15, 2045 |  |  |  |  |
Senior Notes |  | $ 1,000 |  |  |  |  | 1,000
ETO [Member] | 5.30% Senior Notes due April 2047 [Member] |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |
Debt Instrument, Interest Rate, Stated Percentage |  | 6.13% |  |  |  |  |
Debt Instrument, Maturity Date |  | Apr. 01, 2047 |  |  |  |  |
Senior Notes |  | $ 900 |  |  |  |  | 900
ETO [Member] | 5.40% Senior Notes due October 1, 2047 [Member] |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |
Debt Instrument, Interest Rate, Stated Percentage |  | 5.30% |  |  |  |  |
Debt Instrument, Maturity Date |  | Oct. 01, 2047 |  |  |  |  |
Senior Notes |  | $ 1,500 |  |  |  |  | 1,500
ETO [Member] | 6.0% Senior Notes due 2048 [Member] |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |
Debt Instrument, Interest Rate, Stated Percentage |  | 6.00% |  |  |  |  |
Debt Instrument, Maturity Date |  | Jun. 15, 2048 |  |  |  |  |
Senior Notes |  | $ 1,000 |  |  |  |  | 1,000
ETO [Member] | 6.25% Senior Notes due 2049 [Member] |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |
Debt Instrument, Interest Rate, Stated Percentage |  | 6.25% |  |  | 6.25% |  |
Debt Instrument, Maturity Date |  | Apr. 15, 2049 |  |  |  |  |
Senior Notes |  | $ 1,750 |  |  | $ 1,750 |  | 0
ETO [Member] | 7.2% Junior Subordinated Notes due November 21, 2066 [Member] |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |
Debt Instrument, Interest Rate, Stated Percentage |  | 5.40% |  |  |  |  |
Junior Subordinated Notes |  | $ 546 |  |  |  |  | 546
ETO [Member] | ETO Term Loan [Member] |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |
Long-term Line of Credit |  | 2,000 |  |  |  |  | 0
ETO [Member] | ETO Credit Facility due December 2022 [Member] |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |
Long-term Line of Credit |  | $ 4,214 |  |  |  |  | 3,694
ETO [Member] | 9.00% Debentures, due 2024 [Member] |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |
Debt Instrument, Interest Rate, Stated Percentage |  | 9.00% |  |  |  |  |
Debt Instrument, Maturity Date |  | Nov. 01, 2024 |  |  |  |  |
Subordinated Debt |  | $ 65 |  |  |  |  | 65
ETO [Member] | 5.50% Senior Notes, due February 15, 2020 [Member] |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |
Debt Instrument, Interest Rate, Stated Percentage |  | 5.50% |  |  |  |  |
Debt Instrument, Maturity Date |  | Feb. 15, 2020 |  |  |  |  |
Senior Notes | [1] | $ 250 |  |  |  |  | 250
ETO [Member] | Senior Note 4.65% Due February 15, 2022 [Member] |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |
Debt Instrument, Interest Rate, Stated Percentage |  | 4.65% |  |  |  |  |
Debt Instrument, Maturity Date |  | Feb. 15, 2022 |  |  |  |  |
Senior Notes |  | $ 300 |  |  |  |  | 300
ETO [Member] | 3.45% Senior Notes due January 2023 [Member] |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |
Debt Instrument, Interest Rate, Stated Percentage |  | 3.45% |  |  |  |  |
Debt Instrument, Maturity Date |  | Feb. 01, 2023 |  |  |  |  |
Senior Notes |  | $ 350 |  |  |  |  | 350
ETO [Member] | 6.85% Senior Notes, due February 15, 2040 [Member] |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |
Debt Instrument, Maturity Date |  | Feb. 15, 2040 |  |  |  |  |
Senior Notes |  | $ 250 |  |  |  |  | 250
ETO [Member] | 4.25% Senior Notes due April 1, 2024 [Member] |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |
Debt Instrument, Interest Rate, Stated Percentage |  | 4.25% |  |  |  |  |
Debt Instrument, Maturity Date |  | Apr. 01, 2024 |  |  |  |  |
Senior Notes |  | $ 500 |  |  |  |  | 500
ETO [Member] | 4.5% Senior Notes due 2024 [Member] |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |
Debt Instrument, Interest Rate, Stated Percentage |  |  |  |  | 4.50% |  |
Senior Notes |  | $ 750 |  |  | $ 750 |  | 0
ETO [Member] | 5.95% Senior Notes due December 2025 [Member] |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |
Debt Instrument, Interest Rate, Stated Percentage |  | 5.95% |  |  |  |  |
Debt Instrument, Maturity Date |  | Dec. 01, 2025 |  |  |  |  |
Senior Notes |  | $ 400 |  |  |  |  | 400
ETO [Member] | 3.90% Senior Notes due July 15, 2026 [Member] |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |
Debt Instrument, Interest Rate, Stated Percentage |  | 3.90% |  |  |  |  |
Debt Instrument, Maturity Date |  | Jul. 15, 2026 |  |  |  |  |
Senior Notes |  | $ 550 |  |  |  |  | 550
ETO [Member] | 4.20% Senior Notes due April 2027 [Member] |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |
Debt Instrument, Interest Rate, Stated Percentage |  | 4.20% |  |  |  |  |
Debt Instrument, Maturity Date |  | Apr. 15, 2027 |  |  |  |  |
Senior Notes |  | $ 600 |  |  |  |  | 600
ETO [Member] | 4.00% Senior Notes due October 1, 2027 [Member] |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |
Debt Instrument, Interest Rate, Stated Percentage |  | 4.00% |  |  |  |  |
Debt Instrument, Maturity Date |  | Oct. 01, 2027 |  |  |  |  |
Senior Notes |  | $ 750 |  |  |  |  | 750
ETO [Member] | 4.95% Senior Notes due 2028 [Member] |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |
Debt Instrument, Interest Rate, Stated Percentage |  | 4.95% |  |  |  |  |
Debt Instrument, Maturity Date |  | Jun. 15, 2028 |  |  |  |  |
Senior Notes |  | $ 1,000 |  |  |  |  | 1,000
ETO [Member] | 5.25% Senior Notes due 2029 [Member] |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |
Debt Instrument, Interest Rate, Stated Percentage |  | 5.25% |  |  | 5.25% |  |
Debt Instrument, Maturity Date |  | Apr. 15, 2029 |  |  |  |  |
Senior Notes |  | $ 1,500 |  |  | $ 1,500 |  | 0
ETO [Member] | Senior Note 6.10%, due February 15, 2042 [Member] |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |
Debt Instrument, Interest Rate, Stated Percentage |  | 6.50% |  |  |  |  |
Debt Instrument, Maturity Date |  | Feb. 15, 2042 |  |  |  |  |
Senior Notes |  | $ 300 |  |  |  |  | 300
ETO [Member] | 5.30% Senior Notes due April 1, 2044 [Member] |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |
Debt Instrument, Interest Rate, Stated Percentage |  | 5.95% |  |  |  |  |
Debt Instrument, Maturity Date |  | Apr. 01, 2044 |  |  |  |  |
Senior Notes |  | $ 700 |  |  |  |  | 700
ETO [Member] | 5.35% Senior Notes due May 15, 2045 [Member] |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |
Debt Instrument, Interest Rate, Stated Percentage |  | 5.15% |  |  |  |  |
Debt Instrument, Maturity Date |  | Dec. 15, 2045 |  |  |  |  |
Senior Notes |  | $ 800 |  |  |  |  | 800
ETO [Member] | 4.95% Senior Notes due January 2043 [Member] |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |
Debt Instrument, Interest Rate, Stated Percentage |  | 6.10% |  |  |  |  |
Debt Instrument, Maturity Date |  | Jan. 15, 2043 |  |  |  |  |
Senior Notes |  | $ 350 |  |  |  |  | 350
ETO [Member] | 9.7% Senior Notes, due March 15, 2019 [Member] |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |
Debt Instrument, Interest Rate, Stated Percentage |  | 9.70% |  |  | 9.70% |  |
Debt Instrument, Maturity Date |  | Mar. 15, 2019 |  |  |  |  |
Senior Notes |  | $ 0 |  |  |  |  | 400
ETO [Member] | 9.0% Senior Notes due April 15, 2019 [Member] |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |
Debt Instrument, Interest Rate, Stated Percentage |  | 9.00% |  |  | 9.00% |  |
Debt Instrument, Maturity Date |  | Apr. 15, 2019 |  |  |  |  |
Senior Notes |  | $ 0 |  |  |  |  | 450
ETO [Member] | 5.75% Senior Notes due September 1, 2020 [Member] |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |
Debt Instrument, Interest Rate, Stated Percentage |  | 5.75% |  |  |  |  |
Debt Instrument, Maturity Date |  | Sep. 01, 2020 |  |  |  |  |
Senior Notes | [1] | $ 400 |  |  |  |  | 400
ETO [Member] | 4.15% Senior Notes due October 1, 2020 [Member] |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |
Debt Instrument, Interest Rate, Stated Percentage |  | 4.15% |  |  |  |  |
Debt Instrument, Maturity Date |  | Oct. 01, 2020 |  |  |  |  |
Senior Notes | [1] | $ 1,050 |  |  |  |  | 1,050
ETO [Member] | 5.875% Senior Notes due April 1, 2022 [Member] |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |
Debt Instrument, Interest Rate, Stated Percentage |  | 5.88% |  |  |  |  |
Debt Instrument, Maturity Date |  | Mar. 01, 2022 |  |  |  |  |
Senior Notes |  | $ 900 |  |  |  |  | 900
ETO [Member] | 4.5% Senior Notes due November 1, 2023 [Member] |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |
Debt Instrument, Interest Rate, Stated Percentage |  | 4.50% |  |  |  |  |
Debt Instrument, Maturity Date |  | Nov. 01, 2023 |  |  |  |  |
Senior Notes |  | $ 600 |  |  |  |  | 600
ETO [Member] | 4.9% Senior Notes due February 1, 2024 [Member] |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |
Debt Instrument, Interest Rate, Stated Percentage |  | 4.90% |  |  |  |  |
Debt Instrument, Maturity Date |  | Feb. 01, 2024 |  |  |  |  |
Senior Notes |  | $ 350 |  |  |  |  | 350
ETO [Member] | Senior Notes 4.65% Due June 1, 2021 [Member] |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |
Debt Instrument, Interest Rate, Stated Percentage |  | 4.65% |  |  |  |  |
Debt Instrument, Maturity Date |  | Jun. 01, 2021 |  |  |  |  |
Senior Notes |  | $ 800 |  |  |  |  | 800
ETO [Member] | Senior Notes 5.20% Due February 1, 2022 [Member] |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |
Debt Instrument, Interest Rate, Stated Percentage |  | 5.20% |  |  |  |  |
Debt Instrument, Maturity Date |  | Feb. 01, 2022 |  |  |  |  |
Senior Notes |  | $ 1,000 |  |  |  |  | 1,000
ETO [Member] | 5.0% Senior Notes due October 1, 2022 [Member] |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |
Debt Instrument, Interest Rate, Stated Percentage |  | 5.00% |  |  |  |  |
Debt Instrument, Maturity Date |  | Oct. 01, 2022 |  |  |  |  |
Senior Notes |  | $ 700 |  |  |  |  | 700
ETO [Member] | 3.6% Senior Notes due February 1, 2023 [Member] |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |
Debt Instrument, Interest Rate, Stated Percentage |  | 3.60% |  |  |  |  |
Debt Instrument, Maturity Date |  | Feb. 01, 2023 |  |  |  |  |
Senior Notes |  | $ 800 |  |  |  |  | 800
ETO [Member] | 4.20% Senior Notes due 2023 [Member] |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |
Debt Instrument, Interest Rate, Stated Percentage |  | 4.20% |  |  |  |  |
Debt Instrument, Maturity Date |  | Sep. 15, 2023 |  |  |  |  |
Senior Notes |  | $ 500 |  |  |  |  | 500
ETO [Member] | ETO 364-day Credit Facility due November 2019 [Member] |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |
Long-term Line of Credit |  | 0 |  |  |  |  |
ETO [Member] | 7.5% Senior Notes due October 15, 2020 [Member] |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |
Senior Notes | [1] | 1,135 |  |  |  |  | 0
Bakken Project [Member] |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |
Deferred Finance Costs, Noncurrent, Net |  | (16) |  |  |  |  | (3)
Long-term Debt |  | 2,481 |  |  |  |  | 2,497
Bakken Project [Member] | Bakken Project $2.50 billion Credit Facility due August 2019 [Member] |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |
Long-term Line of Credit |  | 0 |  |  |  |  | 2,500
Debt Instrument, Unamortized Discount (Premium), Net |  | (3) |  |  |  |  | 0
Bakken Project [Member] | 3.625% Senior Notes due 2022 [Member] |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |
Senior Notes |  | 650 |  |  |  |  | 0
Bakken Project [Member] | 3.90% Senior Notes due 2024 [Member] |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |
Senior Notes |  | 1,000 |  |  |  |  | 0
Bakken Project [Member] | 4.625% Senior Notes due 2029 [Member] |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |
Senior Notes |  | 850 |  |  |  |  | 0
Sunoco LP [Member] |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |
Capital Lease Obligations |  | 135 |  |  |  |  | 107
Deferred Finance Costs, Noncurrent, Net |  | (26) |  |  |  |  | (23)
Long-term Debt |  | $ 3,071 |  |  |  |  | 2,984
Sunoco LP [Member] | 6.00% Senior Notes due April 15, 2027 [Member] |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |
Debt Instrument, Interest Rate, Stated Percentage |  | 6.00% |  |  |  |  |
Debt Instrument, Maturity Date |  | Apr. 15, 2027 |  |  |  |  |
Senior Notes |  | $ 600 |  |  |  |  | 0
Sunoco LP [Member] | 5.5% Senior Notes due August 2020 [Member] |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |
Debt Instrument, Interest Rate, Stated Percentage |  | 5.50% |  |  |  |  |
Debt Instrument, Maturity Date |  | Feb. 15, 2026 |  |  |  |  |
Sunoco LP [Member] | Sunoco LP $1.5 billion Revolving Credit Facility due July 2023 [Member] |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |
Long-term Line of Credit |  | $ 162 |  |  |  |  | 700
Sunoco LP [Member] | 5.875% senior notes due 2028 [Member] |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |
Debt Instrument, Interest Rate, Stated Percentage |  | 5.88% |  |  |  |  |
Debt Instrument, Maturity Date |  | Mar. 15, 2028 |  |  |  |  |
Senior Notes |  | $ 400 |  |  |  |  | 400
Transwestern [Member] |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |
Deferred Finance Costs, Noncurrent, Net |  | (1) |  |  |  |  | (1)
Long-term Debt |  | $ 574 |  |  |  |  | 574
Transwestern [Member] | 5.36% Senior Unsecured Notes, due December 9, 2020 [Member] |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |
Debt Instrument, Interest Rate, Stated Percentage |  | 5.36% |  |  |  |  |
Debt Instrument, Maturity Date |  | Dec. 09, 2020 |  |  |  |  |
Senior Notes | [1] | $ 175 |  |  |  |  | 175
Transwestern [Member] | 5.89% Senior Unsecured Notes, due May 24, 2022 [Member] |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |
Debt Instrument, Interest Rate, Stated Percentage |  | 5.89% |  |  |  |  |
Debt Instrument, Maturity Date |  | May 24, 2022 |  |  |  |  |
Senior Notes |  | $ 150 |  |  |  |  | 150
Transwestern [Member] | 5.66% Senior Unsecured Notes, due December 9, 2024 [Member] |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |
Debt Instrument, Interest Rate, Stated Percentage |  | 5.66% |  |  |  |  |
Debt Instrument, Maturity Date |  | Dec. 09, 2024 |  |  |  |  |
Senior Notes |  | $ 175 |  |  |  |  | 175
Transwestern [Member] | 6.16% Senior Unsecured Notes, due May 24, 2037 [Member] |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |
Debt Instrument, Interest Rate, Stated Percentage |  | 6.16% |  |  |  |  |
Debt Instrument, Maturity Date |  | May 24, 2037 |  |  |  |  |
Senior Notes |  | $ 75 |  |  |  |  | 75
Transwestern [Member] | 6.875% Senior notes due April 2026 [Member] |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |
Debt Instrument, Interest Rate, Stated Percentage |  | 6.88% |  |  |  |  |
Debt Instrument, Maturity Date |  | Apr. 01, 2026 |  |  |  |  |
Transwestern [Member] | 6.875% Senior Notes due September 2027 [Member] |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |
Debt Instrument, Interest Rate, Stated Percentage |  | 6.88% |  |  |  |  |
Debt Instrument, Maturity Date |  | Sep. 01, 2027 |  |  |  |  |
Panhandle [Member] |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |
Debt Instrument, Interest Rate, Stated Percentage |  |  | 8.125% |  |  |  |
Debt Instrument, Unamortized Discount (Premium), Net |  | $ 11 |  |  |  |  | 14
Long-term Debt |  | $ 246 |  |  |  |  | 399
Panhandle [Member] | 7.60% Senior Notes, due February 1, 2024 [Member] |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |
Debt Instrument, Interest Rate, Stated Percentage |  | 7.60% |  |  |  |  |
Debt Instrument, Maturity Date |  | Feb. 01, 2024 |  |  |  |  |
Senior Notes |  | $ 82 |  |  |  |  | 82
Panhandle [Member] | 8.25% Senior Notes, due November 14, 2029 [Member] |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |
Debt Instrument, Interest Rate, Stated Percentage |  | 8.20% |  |  |  |  |
Debt Instrument, Maturity Date |  | Nov. 15, 2029 |  |  |  |  |
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] | 8.125% Senior Notes, due June 1, 2019 [Member] |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |
Debt Instrument, Interest Rate, Stated Percentage |  | 8.13% |  |  | 8.125% |  |
Debt Instrument, Maturity Date |  | Jun. 01, 2019 |  |  |  |  |
Senior Notes |  | $ 0 |  |  |  |  | 150
Panhandle [Member] | 7.00% Senior Notes, due July 15, 2029 [Member] |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |
Debt Instrument, Interest Rate, Stated Percentage |  | 7.00% |  |  |  |  |
Debt Instrument, Maturity Date |  | Jul. 15, 2029 |  |  |  |  |
Senior Notes |  | $ 66 |  |  |  |  | 66
USA Compression Partners, LP [Member] |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |
Long-term Line of Credit |  | 403 |  |  |  |  | 1,050
Deferred Finance Costs, Noncurrent, Net |  | (26) |  |  |  |  | (16)
Long-term Debt |  | 1,852 |  |  |  |  | 1,759
USA Compression Partners, LP [Member] | 6.875% Senior notes due April 2026 [Member] |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |
Senior Notes |  | 725 |  |  |  |  | 725
USA Compression Partners, LP [Member] | 6.875% Senior Notes due September 2027 [Member] |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |
Senior Notes |  | 750 |  |  |  |  | 0
SemGroup [Member] |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |
Debt Instrument, Unamortized Discount (Premium), Net |  | 1 |  |  |  |  | 0
Deferred Finance Costs, Noncurrent, Net |  | (3) |  |  |  |  | 0
Long-term Debt |  | 584 |  |  |  |  | 0
SemGroup [Member] | HFOTCO Tax Exempt Notes due 2050 [Member] |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |
Senior Notes |  | 225 |  |  |  |  | 0
SemGroup [Member] | SemCAMS Revolver due February 25, 2024 [Member] |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |
Long-term Line of Credit |  | 92 |  |  |  |  | 0
SemGroup [Member] | SemCAMS Term Loan A due February 25, 2024 [Member] |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |
Long-term Line of Credit |  | $ 269 |  |  |  |  | $ 0
[1] | As of December 31, 2019, these notes were classified as long-term as management had the intent and ability to refinance the borrowings on a long-term basis. The notes were redeemed in January 2020.

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