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Estimates, Significant Accounting Policies and Balance Sheet Detail (Tables)
12 Months Ended
Dec. 31, 2020
Accounting Policies [Abstract]  
Schedule Of Net Changes In Operating Assets And Liabilities Included Cash Flows From Operating Activities
The net change in operating assets and liabilities (net of effects of acquisitions) included in cash flows from operating activities is comprised as follows:
 Years Ended December 31,
 202020192018
Accounts receivable$1,163 $(473)$541 
Accounts receivable from related companies(290)(69)162 
Inventories(271)(19)237 
Other current assets172 117 
Other non-current assets, net(7)(102)(102)
Accounts payable(1,327)146 (766)
Accounts payable to related companies367 (32)(202)
Accrued and other current liabilities163 (44)382 
Other non-current liabilities(133)28 
Derivative assets and liabilities, net69 218 (53)
Net change in operating assets and liabilities, net of effects of acquisitions
$47 $(391)$234 
Schedule Of Non-Cash Investing And Financing Activities
Non-cash investing and financing activities and supplemental cash flow information are as follows:
 
 Years Ended December 31,
 202020192018
NON-CASH INVESTING ACTIVITIES:
Accrued capital expenditures$604 $1,334 $1,030 
Lease assets obtained in exchange for new lease liabilities42 68 — 
Net losses from subsidiary common unit transactions— — (126)
SUPPLEMENTAL CASH FLOW INFORMATION:
Cash paid for interest, net of interest capitalized
$2,092 $1,932 $1,870 
Cash paid for income taxes (net of refunds)(64)31 508 
Schedule of Inventory
Inventories consisted of the following:
 December 31,
 20202019
Natural gas, NGLs and refined products (1)
$1,013 $833 
Crude oil287 251 
Spare parts and other
439 448 
Total inventories$1,739 $1,532 
(1)Due to changes in fuel prices, Sunoco LP recorded a write-down on the value of its fuel inventory of $82 million for the year ended December 31, 2020.
Other Current Assets
Other current assets consisted of the following:
 December 31,
 20202019
Deposits paid to vendors$75 $95 
Prepaid expenses and other138 180 
Total other current assets$213 $275 
Property, Plant and Equipment
Components and useful lives of property, plant and equipment were as follows:
 December 31,
 20202019
Land and improvements$1,233 $1,232 
Buildings and improvements (1 to 45 years)4,236 2,664 
Pipelines and equipment (5 to 83 years)69,120 64,678 
Product storage and related facilities (2 to 83 years)6,393 5,898 
Right of way (20 to 83 years)5,099 4,859 
Other (1 to 48 years)2,263 1,964 
Construction work-in-process
5,771 8,495 
94,115 89,790 
Less – Accumulated depreciation and depletion(19,008)(15,597)
Property, plant and equipment, net$75,107 $74,193 
Schedule Of Property, Plant And Equipment Depreciation And Capitalized Interest Expense
We recognized the following amounts for the periods presented:
 Years Ended December 31,
 202020192018
Depreciation, depletion and amortization expense$3,275 $2,839 $2,538 
Capitalized interest189 166 294 
Schedule of Other Non-Current Assets, net
Other non-current assets, net are stated at cost less accumulated amortization. Other non-current assets, net consisted of the following:
December 31,
20202019
Crude pipeline linefill and tank bottoms$517 $496 
Regulatory assets41 $42 
Pension assets103 84 
Deferred charges188 178 
Restricted funds179 178 
Other629 593 
Total other non-current assets, net$1,657 $1,571 
Components And Useful Lives Of Intangibles And Other Assets
Components and useful lives of intangible assets were as follows: 
 December 31, 2020December 31, 2019
Gross Carrying
Amount
Accumulated
Amortization
Gross Carrying
Amount
Accumulated
Amortization
Amortizable intangible assets:
Customer relationships, contracts and agreements (3 to 46 years)
$7,513 $(2,117)$7,535 $(1,743)
Patents (10 years)48 (40)48 (35)
Trade names (20 years)66 (35)66 (31)
Other (5 to 20 years)19 (15)19 (12)
Total amortizable intangible assets7,646 (2,207)7,668 (1,821)
Non-amortizable intangible assets:
Trademarks295 — 295 — 
Other12 — 12 — 
Total non-amortizable intangible assets307 — 307 — 
Total intangible assets$7,953 $(2,207)$7,975 $(1,821)
Aggregate Amortization Expense Of Intangibles And Other Assets
Aggregate amortization expense of intangible assets was as follows:
 Years Ended December 31,
 202020192018
Reported in depreciation, depletion and amortization expense$403 $308 $321 
Estimated Aggregate Amortization Expense
Estimated aggregate amortization of intangible assets for the next five years is as follows:
Years Ending December 31: 
2021$393 
2022379 
2023363 
2024349 
2025335 
Schedule of Goodwill
Changes in the carrying amount of goodwill were as follows:
Intrastate
Transportation
and Storage
Interstate
Transportation and Storage
MidstreamNGL and Refined Products Transportation and ServicesCrude Oil Transportation and ServicesInvestment in Sunoco LPInvestment in USACAll OtherTotal
Balance, December 31, 2018$10 $196 $492 $693 $1,167 $1,559 $619 $149 $4,885 
Acquired
— 42 — — 230 — — 35 307 
Impaired
— (12)(9)— — — — — (21)
Other
— — — — — (4)— — (4)
Balance, December 31, 201910 226 483 693 1,397 1,555 619 184 5,167 
Acquired
— — — — — — — 
Impaired
(10)(226)(483)— (1,279)— (619)(198)(2,815)
Other
— — — — (66)— — 96 30 
Balance, December 31, 2020$— $— $— $693 $52 $1,564 $— $82 $2,391 
Accrued and Other Current Liabilities
Accrued and other current liabilities consisted of the following:
 December 31,
 20202019
Interest payable$600 $579 
Customer advances and deposits161 123 
Accrued capital expenditures604 1,334 
Accrued wages and benefits109 217 
Taxes payable other than income taxes446 263 
Exchanges payable127 67 
Other728 759 
Total accrued and other current liabilities$2,775 $3,342 
Fair Value Of Financial Assets And Liabilities Measured On Recurring Basis
The following tables summarize the fair value of our financial assets and liabilities measured and recorded at fair value on a recurring basis as of December 31, 2020 and 2019 based on inputs used to derive their fair values:
Fair Value TotalFair Value Measurements at December 31, 2020
Level 1Level 2
Assets:
Commodity derivatives:
Natural Gas:
Basis Swaps IFERC/NYMEX$12 $12 $— 
Swing Swaps IFERC— 
Fixed Swaps/Futures13 13 — 
Forward Physical Contracts— 
Power:
Forwards— 
Futures— 
Options – Calls— 
NGLs – Forwards/Swaps127 127 — 
Refined Products – Futures— 
Crude – Forwards/Swaps— — — 
Total commodity derivatives168 158 10 
Other non-current assets34 22 12 
Total assets$202 $180 $22 
Liabilities:
Interest rate derivatives$(448)$— $(448)
Commodity derivatives:
Natural Gas:
Basis Swaps IFERC/NYMEX(11)(11)— 
Swing Swaps IFERC(3)— (3)
Fixed Swaps/Futures(13)(13)— 
Forward Physical Contracts(1)— (1)
Power:
Futures(3)(3)— 
NGLs – Forwards/Swaps(227)(227)— 
Refined Products – Futures(11)(11)— 
Total commodity derivatives(269)(265)(4)
Total liabilities$(717)$(265)$(452)
Fair Value TotalFair Value Measurements at December 31, 2019
Level 1Level 2
Assets:
Commodity derivatives:
Natural Gas:
Basis Swaps IFERC/NYMEX
$17 $17 $— 
Swing Swaps IFERC
— 
Fixed Swaps/Futures
65 65 — 
Forward Physical Contracts
— 
Power:
Power – Forwards
11 — 11 
Futures
— 
Options – Puts
— 
Options – Calls
— 
NGLs – Forwards/Swaps
260 260 — 
Refined Products – Futures
— 
Crude - Forwards/Swaps
13 13 — 
Total commodity derivatives
384 369 15 
Other non-current assets31 20 11 
Total assets
$415 $389 $26 
Liabilities:
Interest rate derivatives
$(399)$— $(399)
Commodity derivatives:
Natural Gas:
Basis Swaps IFERC/NYMEX
(49)(49)— 
Swing Swaps IFERC
(1)— (1)
Fixed Swaps/Futures
(43)(43)— 
Power:
Forwards
(5)— (5)
Futures
(3)(3)— 
NGLs – Forwards/Swaps
(278)(278)— 
Refined Products – Futures
(10)(10)— 
Total commodity derivatives
(389)(383)(6)
Total liabilities
$(788)$(383)$(405)
Accounting Standards Update and Change in Accounting Principle As a result of this change in accounting policy, the Partnership’s consolidated balance sheet for the prior period has been retrospectively adjusted as follows:
December 31, 2019
As Originally ReportedEffect of ChangeAs Adjusted
Inventories
$1,935 $(403)$1,532 
Total current assets
7,867 (403)7,464 
Other non-current assets, net
1,075 496 1,571 
Total assets
98,880 93 98,973 
Total partners’ capital
21,827 93 21,920 
In addition, the Partnership’s consolidated statements of operations, comprehensive income and cash flows for prior periods have been retrospectively adjusted as follows:
Year Ended December 31,
20192018
As originally reported:
Consolidated Statements of Operations and Comprehensive Income
Cost of products sold$39,727 $41,658 
Operating income7,277 5,348 
Income from continuing operations before income tax expense5,094 3,634 
Net income4,899 3,365 
Net income per limited partner unit1.37 1.16 
Comprehensive income4,930 3,322 
Comprehensive income attributable to partners3,623 1,651 
Consolidated Statements of Cash Flows
Net income4,899 3,365 
Net change in operating assets and liabilities(465)289 
Effect of change:
Consolidated Statements of Operations and Comprehensive Income
Cost of products sold74 (55)
Operating income(74)55 
Income from continuing operations before income tax expense(74)55 
Net income(74)55 
Net income per limited partner unit(0.03)0.04 
Comprehensive income(74)55 
Comprehensive income attributable to partners(74)55 
Consolidated Statements of Cash Flows
Net income(74)55 
Net change in operating assets and liabilities74 (55)
As adjusted:
Consolidated Statements of Operations and Comprehensive Income
Cost of products sold39,801 41,603 
Operating income7,203 5,403 
Income from continuing operations before income tax expense5,020 3,689 
Net income4,825 3,420 
Net income per limited partner unit1.34 1.20 
Comprehensive income4,856 3,377 
Comprehensive income attributable to partners3,549 1,706 
Consolidated Statements of Cash Flows
Net income4,825 3,420 
Net change in operating assets and liabilities(391)234