Business Segments (Tables)

9 Months Ended

Sep. 30, 2016

Segment Reporting [Abstract]

Business Segment Data

Business Segment Data

Condensed Consolidated Statements of Operations
	Unaffiliated Revenues		Intersegment Revenues			Total Operating Revenues			Depreciation and Amortization		Segment EBITDA/ Consolidated Earnings before Income Taxes
	(in millions)
Three Months Ended September 30, 2016
Spectra Energy Partners	$	628	$	—		$	628		$	79	$	464
Distribution	209		—			209			47		77
Western Canada Transmission & Processing	236		—			236			56		93
Field Services	—		—			—			—		12
Total reportable segments	1,073		—			1,073			182		646
Other	2		16			18			11		(30		)
Eliminations	—		(16		)	(16		)	—		—
Depreciation and amortization	—		—			—			—		193
Interest expense	—		—			—			—		133
Interest income and other (a)	—		—			—			—		1
Total consolidated	$	1,075	$	—		$	1,075		$	193	$	291
Three Months Ended September 30, 2015
Spectra Energy Partners	$	612	$	—		$	612		$	74	$	488
Distribution	209		—			209			43		70
Western Canada Transmission & Processing	279		9			288			59		117
Field Services	—		—			—			—		(3		)
Total reportable segments	1,100		9			1,109			176		672
Other	3		16			19			12		(12		)
Eliminations	—		(25		)	(25		)	—		—
Depreciation and amortization	—		—			—			—		188
Interest expense	—		—			—			—		155
Interest income and other (a)	—		—			—			—		(4		)
Total consolidated	$	1,103	$	—		$	1,103		$	188	$	313
Nine Months Ended September 30, 2016
Spectra Energy Partners	$	1,870	$	—		$	1,870		$	234	$	1,408
Distribution	958		—			958			138		351
Western Canada Transmission & Processing	784		15			799			173		313
Field Services	—		—			—			—		1
Total reportable segments	3,612		15			3,627			545		2,073
Other	6		48			54			37		(85		)
Eliminations	—		(63		)	(63		)	—		—
Depreciation and amortization	—		—			—			—		582
Interest expense	—		—			—			—		437
Interest income and other (a)	—		—			—			—		3
Total consolidated	$	3,618	$	—		$	3,618		$	582	$	972
Nine Months Ended September 30, 2015
Spectra Energy Partners	$	1,821	$	—		$	1,821		$	220	$	1,421
Distribution	1,161		—			1,161			133		360
Western Canada Transmission & Processing	929		33			962			184		382
Field Services	—		—			—			—		(253		)
Total reportable segments	3,911		33			3,944			537		1,910
Other	7		47			54			37		(39		)
Eliminations	—		(80		)	(80		)	—		—
Depreciation and amortization	—		—			—			—		574
Interest expense	—		—			—			—		480
Interest income and other (a)	—		—			—			—		(5		)
Total consolidated	$	3,918	$	—		$	3,918		$	574	$	812