Other Non-Operating Income, Net Other Non-Operating Income, Net (Tables)

12 Months Ended

Dec. 31, 2014

Other Income and Expenses [Abstract]

Components of Other Non-Operating Income, Net

The components of other non-operating income (expense), net are as follows:

	Year Ended December 31,
(in millions)	2014			2013			2012
Interest income	$	2		$	3		$	4
Income from joint ventures	2			2			4
Other expense – net (a)	(3		)	(15		)	(8		)
Total other non-operating income (expense), net	$	1		$	(10	)	$	—

(a) 2013 includes $10 million of expense incurred under the tax matters agreement with ITT. Refer to Note 7 "Income Taxes" for additional information regard the tax matters agreement.