Other Income and Expenses (Tables)

6 Months Ended

Jun. 30, 2017

Other Income and Expenses [Abstract]

Other Income and Expenses [Table Text Block]

The following table presents certain gains or losses reflected in Other (income) expense – net within Costs and expenses in our Consolidated Statement of Operations:

	Three Months Ended   June 30,					Six Months Ended   June 30,
	2017			2016		2017			2016
	(Millions)
Williams Partners
Amortization of regulatory assets associated with asset retirement obligations	$	9		$	9	$	17		$	17
Gains on contract settlements and terminations	(2		)	—		(15		)	—
Gain on sale of RGP Splitter	(12		)	—		(12		)	—
Net foreign currency exchange (gains) losses (1)	—			—		—			11
Other
Gain on sale of unused pipe	—			—		—			(10		)

(1) Primarily relates to gains and losses incurred on foreign currency transactions and the remeasurement of U.S. dollar denominated current assets and liabilities within our former Canadian operations.