Other Income (Expense), Net

9 Months Ended

Sep. 30, 2019

Income Statement [Abstract]

Other Income (Expense), Net

15. OTHER INCOME (EXPENSE), NET

Components of other income (expense), net are as follows:

	Three Months Ended September 30,						Nine Months Ended September 30,
(millions)	2019			2018			2019			2018
Revenues from contracts with customers	$	1		$	1		$	4		$	4
Other income		11			5			17			135
Other expense		(23	)		(10	)		(48	)		(22	)
Allowance for equity funds used during construction		(2	)		3			—			7
Other income (expense), net	$	(13	)	$	(1	)	$	(27	)	$	124

Other income in 2018 includes gains from the settlement of interest rate derivatives of $115 million (see Note 7). Non-service cost components of pension and other postretirement benefits are included in other expense.