Income Taxes (Tables)

6 Months Ended

Jun. 30, 2018

Income Tax Disclosure [Abstract]

Schedule of Income Tax Provisions

The tax provisions for the second quarter and six months ended June 30, 2018 and 2017 were comprised of the following:

	Second quarter ended					Six months ended
	June 30,					June 30,
	2018		2017			2018		2017
Pre-tax income at estimated annual effective income tax rate before discrete items	$	52	$	60		$	106	$	214
Catch-up adjustment to revalue previous quarter pre-tax income at current estimated annual effective tax rate	1		—			—		—
Interim period treatment of operational losses in foreign jurisdictions for which no tax benefit is recognized	—		(3		)	1		4
Other discrete items	21		—			23		1
Provision for income taxes	$	74	$	57		$	130	$	219