Income Taxes (Tables)

9 Months Ended

Sep. 30, 2016

Income Tax Disclosure [Abstract]

Schedule of effective income tax rate reconciliation

The following table presents the Company's income tax expense and effective income tax rate for the periods presented:

	Three months ended   September 30,						Nine months ended   September 30,
(in millions)	2016			2015			2016			2015
Income tax expense	$	24		$	32		$	57		$	45
Effective income tax rate	11		%	(74		)%	12		%	(75		)%