Estimates, Significant Accounting Policies and Balance Sheet Detail (Tables)

12 Months Ended

Dec. 31, 2016

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, dispositions and deconsolidation) included in cash flows from operating activities was comprised as follows:



	Years Ended December 31,
	2016			2015			2014
Accounts receivable	$	(1,126	)	$	856		$	600
Accounts receivable from related companies	42			(5		)	30
Inventories	(345		)	(410		)	52
Other current assets	149			(225		)	151
Other non-current assets, net	(148		)	250			(6		)
Accounts payable	1,214			(1,043		)	(893		)
Accounts payable to related companies	(64		)	400			5
Exchanges payable	—			—			—
Accrued and other current liabilities	89			(697		)	(158		)
Other non-current liabilities	158			(233		)	(138		)
Derivative assets and liabilities, net	67			75			19
Net change in operating assets and liabilities, net of effects of acquisitions	$	36		$	(1,032	)	$	(338	)

Schedule Of Non-Cash Investing And Financing Activities

Non-cash investing and financing activities and supplemental cash flow information were as follows:



	Years Ended December 31,
	2016			2015			2014
NON-CASH INVESTING ACTIVITIES:
Accrued capital expenditures	$	930		$	910		$	643
Net gains (losses) from subsidiary common unit transactions	16			(526		)	744
NON-CASH FINANCING ACTIVITIES:
Issuance of Common Units in connection with the PennTex Acquisition	307			—			—
Contribution of property, plant and equipment from noncontrolling interest	—			34			—
Subsidiary issuances of common units in connection with PVR, Hoover and Eagle Rock Midstream acquisitions	—			—			4,281
Subsidiary issuances of common units in connection with the Susser Merger	—			—			908
Long-term debt assumed in PVR Acquisition	—			—			1,887
Long-term debt exchanged in Eagle Rock Midstream Acquisition	—			—			499
SUPPLEMENTAL CASH FLOW INFORMATION:
Cash paid for interest, net of interest capitalized	1,922			1,800			1,416
Cash paid for (refund of) income taxes	(229		)	72			345

Schedule of Inventory

Inventories consisted of the following:



	December 31,
	2016		2015
Natural gas and NGLs	$	699	$	415
Crude oil	683		424
Refined products	483		378
Spare parts and other	238		248
Total inventories	$	2,103	$	1,465

Other Current Assets

Other current assets consisted of the following:



	December 31,
	2016		2015
Deposits paid to vendors	$	74	$	74
Income taxes receivable	128		326
Prepaid expenses and other	301		193
Total other current assets	$	503	$	593

Property, Plant and Equipment

Components and useful lives of property, plant and equipment were as follows:



	December 31,
	2016			2015
Land and improvements	$	1,160		$	1,008
Buildings and improvements (1 to 45 years)	2,197			1,629
Pipelines and equipment (5 to 83 years)	35,593			32,677
Natural gas and NGL storage facilities (5 to 46 years)	1,515			390
Bulk storage, equipment and facilities (2 to 83 years)	3,677			2,853
Tanks and other equipment (5 to 40 years)	1,286			1,488
Retail equipment (2 to 99 years)	427			436
Vehicles (1 to 25 years)	241			220
Right of way (20 to 83 years)	3,374			2,573
Natural resources	434			484
Other (1 to 40 years)	1,031			1,296
Construction work-in-process	10,223			7,797
	61,158			52,851
Less – Accumulated depreciation and depletion	(7,905		)	(6,067		)
Property, plant and equipment, net	$	53,253		$	46,784

Schedule Of Property, Plant And Equipment Depreciation And Capitalized Interest Expense

We recognized the following amounts for the periods presented:



	Years Ended December 31,
	2016		2015		2014
Depreciation and depletion expense	$	1,904	$	1,616	$	1,409
Capitalized interest, excluding AFUDC	200		163		101

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,
	2016		2015
Unamortized financing costs⁽¹⁾	$	13	$	29
Regulatory assets	86		90
Deferred charges	217		198
Restricted funds	190		192
Other	310		202
Total other non-current assets, net	$	816	$	711

(1)Includes unamortized financing costs related to the Partnership’s revolving credit facilities.

Components And Useful Lives Of Intangibles And Other Assets

Components and useful lives of intangible assets were as follows:



	December 31, 2016					December 31, 2015
	Gross Carrying Amount		Accumulated Amortization			Gross Carrying Amount		Accumulated Amortization
Amortizable intangible assets:
Customer relationships, contracts and agreements (3 to 46 years)	$	6,050	$	(971	)	$	5,199	$	(712	)
Trade names (15 years)	352		(22		)	66		(18		)
Patents (9 years)	25		(21		)	48		(16		)
Other (1 to 15 years)	42		(9		)	14		—
Total amortizable intangible assets	6,469		(1,023		)	5,327		(746		)
Non-amortizable intangible assets:
Trademarks	—		—			281		—
Contractual rights	43		—			34		—
Liquor licenses	—		—			—		—
Total intangible assets	$	6,512	$	(1,023	)	$	5,642	$	(746	)

Aggregate Amortization Expense Of Intangibles And Other Assets

Aggregate amortization expense of intangibles assets was as follows:



	Years Ended December 31,
	2016		2015		2014
Reported in depreciation, depletion and amortization	$	262	$	288	$	212

Estimated Aggregate Amortization Expense

Estimated aggregate amortization expense of intangible assets for the next five years was as follows:



Years Ending December 31:
2017	$	279
2018	277
2019	273
2020	268
2021	251

Schedule of Goodwill

Changes in the carrying amount of goodwill were as follows:



	Investment in ETP			Investment in Sunoco LP			Investment in Lake Charles LNG		Corporate, Other and Eliminations			Total
Balance, December 31, 2014	$	7,642		$	1,149		$	184	$	(3,104	)	$	5,871
Goodwill acquired	—			23			—		—			23
Sunoco LP Exchange	(2,018		)	—			—		2,018			—
Goodwill impairment	(205		)	—			—		—			(205		)
Other	9			(49		)	—		(164		)	(204		)
Balance, December 31, 2015	5,428			1,123			184		(1,250		)	5,485
Goodwill acquired	428			81			—		—			509
Contribution of retail business	(1,289		)	—			—		1,289			—
Goodwill impairment	(670		)	(156		)	—		—			(826		)
Other	—			2			—		—			2
Balance, December 31, 2016	$	3,897		$	1,050		$	184	$	39		$	5,170

Accrued and Other Current Liabilities

Accrued and other current liabilities consisted of the following:



	December 31,
	2016		2015
Interest payable	$	545	$	519
Customer advances and deposits	72		114
Accrued capital expenditures	769		743
Accrued wages and benefits	254		218
Taxes payable other than income taxes	201		76
Exchanges payable	208		106
Other	318		632
Total accrued and other current liabilities	$	2,367	$	2,408

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, 2016 and 2015 based on inputs used to derive their fair values:



	Fair Value Measurements at December 31, 2016
	Fair Value Total			Level 1			Level 2			Level 3
Assets:
Commodity derivatives:
Natural Gas:
Basis Swaps IFERC/NYMEX	$	14		$	14		$	—		$	—
Swing Swaps IFERC	2			—			2			—
Fixed Swaps/Futures	96			96			—			—
Forward Physical Swaps	1			—			1			—
Power:
Forwards	4			—			4			—
Futures	1			1			—			—
Options — Calls	1			1			—			—
Natural Gas Liquids — Forwards/Swaps	233			233			—			—
Refined Products – Futures	2			2			—			—
Crude – Futures	9			9			—			—
Total commodity derivatives	363			356			7			—
Total assets	$	363		$	356		$	7		$	—
Liabilities:
Interest rate derivatives	$	(193	)	$	—		$	(193	)	$	—
Embedded derivatives in the ETP Preferred Units	(1		)	—			—			(1		)
Commodity derivatives:
Natural Gas:
Basis Swaps IFERC/NYMEX	(11		)	(11		)	—			—
Swing Swaps IFERC	(3		)	—			(3		)	—
Fixed Swaps/Futures	(149		)	(149		)	—			—
Power:
Forwards	(5		)				(5		)	—
Futures	(1		)	(1		)	—			—
Natural Gas Liquids — Forwards/Swaps	(273		)	(273		)	—			—
Refined Products – Futures	(23		)	(23		)	—			—
Crude — Futures	(13		)	(13		)	—			—
Total commodity derivatives	(478		)	(470		)	(8		)	—
Total liabilities	$	(672	)	$	(470	)	$	(201	)	$	(1	)



	Fair Value Measurements at December 31, 2015
	Fair Value Total			Level 1			Level 2			Level 3
Assets:
Commodity derivatives:
Natural Gas:
Basis Swaps IFERC/NYMEX	$	16		$	16		$	—		$	—
Swing Swaps IFERC	10			2			8			—
Fixed Swaps/Futures	274			274			—			—
Forward Physical Contracts	4			—			4			—
Power:
Forwards	22			—			22			—
Futures	3			3			—			—
Options — Calls	1			1			—			—
Options — Puts	1			1			—			—
Natural Gas Liquids — Forwards/Swaps	99			99			—			—
Refined Products – Futures	15			15			—			—
Crude – Futures	9			9			—			—
Total commodity derivatives	454			420			34			—
Total assets	$	454		$	420		$	34		$	—
Liabilities:
Interest rate derivatives	$	(171	)	$	—		$	(171	)	$	—
Embedded derivatives in the ETP Preferred Units	(5		)	—			—			(5		)
Commodity derivatives:
Natural Gas:
Basis Swaps IFERC/NYMEX	(16		)	(16		)	—			—
Swing Swaps IFERC	(12		)	(2		)	(10		)	—
Fixed Swaps/Futures	(203		)	(203		)	—			—
Power:
Forwards	(22		)	—			(22		)	—
Futures	(2		)	(2		)	—			—
Options — Puts	(1		)	(1		)	—			—
Natural Gas Liquids — Forwards/Swaps	(89		)	(89		)	—			—
Refined Products – Futures	(6		)	(6		)	—			—
Crude — Futures	(5		)	(5		)	—			—
Total commodity derivatives	(356		)	(324		)	(32		)	—
Total liabilities	$	(532	)	$	(324	)	$	(203	)	$	(5	)

Unobservable Inputs of Fair Value Level 3 Liabilities [Table Text Block]

The following table presents the material unobservable inputs used to estimate the fair value of ETP’s Preferred Units and the embedded derivatives in ETP’s Preferred Units:



	Unobservable Input	December 31, 2016
Embedded derivatives in the ETP Preferred Units	Credit Spread	5.12	%
	Volatility	31.73	%

Reconciliation For Liabilities Measured At Fair Value On A Recurring Basis

The following table presents a reconciliation of the beginning and ending balances for our Level 3 financial instruments measured at fair value on a recurring basis using significant unobservable inputs for the year ended December 31, 2016.



Balance, December 31, 2015	$	(5	)
Net unrealized gains included in other income (expense)	4
Balance, December 31, 2016	$	(1	)