Income Taxes (Tables)

6 Months Ended

Jun. 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   June 30,						Six months ended   June 30,
(in millions)	2016			2015			2016			2015
Income tax expense	$	28		$	10		$	33		$	13
Effective income tax rate	12		%	23		%	14		%	(77		)%