Quarterly Financial Data (Unaudited) (Tables)

12 Months Ended

Dec. 31, 2017

Quarterly Financial Information Disclosure [Abstract]

Schedule of Quarterly Financial Information



	Quarters Ended
	March 31*		June 30*		September 30*		December 31		Total Year
2017:
Revenues	$	9,660	$	9,427	$	9,984	$	11,452	$	40,523
Operating income (loss)	758		746		924		285		2,713
Net income (loss)	319		121		758		1,168		2,366
Limited Partners’ interest in net income	232		204		240		239		915
Basic net income per limited partner unit	$	0.22	$	0.18	$	0.22	$	0.22	$	0.85
Diluted net income per limited partner unit	$	0.21	$	0.18	$	0.22	$	0.22	$	0.83



	Quarters Ended
	March 31*		June 30*		September 30*			December 31*			Total Year*
2016:
Revenues	$	6,447	$	7,866	$	8,156		$	9,323		$	31,792
Operating income	680		814		624			(275		)	1,843
Net income (loss)	320		417		(3		)	(734		)	—
Limited Partners’ interest in net income	311		239		207			226			983
Basic net income per limited partner unit	$	0.30	$	0.23	$	0.20		$	0.22		$	0.94
Diluted net income per limited partner unit	$	0.30	$	0.23	$	0.19		$	0.21		$	0.92

* As adjusted. See Note 2 and Note 3. A reconciliation of amounts previously reported in Forms 10-Q to the quarterly data has not been presented due to immateriality.

The three months ended December 31, 2017 and 2016 reflected the recognition of impairment losses of $1.04 billion and $1.04 billion, respectively. Impairment losses in 2017 were primarily related to ETP’s interstate transportation and storage operations, NGL and refined products operations and other operations as well as Sunoco LP’s retail operations. Impairment losses in 2016 were primarily related to ETP’s interstate transportation and storage operations and midstream operations as well as Sunoco LP’s retail operations. The three months ended December 31, 2017 and December 31, 2016 reflected the recognition of a non-cash impairment of ETP’s investments in subsidiaries of $313 million and $308 million, respectively, in its interstate transportation and storage operations.