Other Income and Expenses (Tables)

12 Months Ended

Dec. 31, 2015

Other Income and Expenses [Abstract]

Other Income and Expense [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:

	Years Ended December 31,
	2015		2014			2013
	(Millions)
Williams Partners
Impairment of certain assets (See Note 17)	$	145	$	52		$	—
Amortization of regulatory assets associated with asset retirement obligations	33		33			30
Contingency gain settlement (1)	—		(154		)	—
Net gain related to partial acreage dedication release	—		(12		)	—
Loss related to sale of certain assets	—		10			—
Write-off of the Eminence abandonment regulatory asset not recoverable through rates	—		(3		)	12
Insurance recoveries associated with the Eminence abandonment	—		—			(16		)
Loss associated with a producer claim	—		—			25
Williams NGL & Petchem Services
Impairment of certain assets (See Note 17)	64		—			20

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(1) In November 2014, we settled a claim arising from the resolution of a contingent gain related to claims associated with the purchase of a business in a prior period. Pursuant to the settlement, we received $154 million in cash, all of which was recognized as a gain in the fourth quarter of 2014.