Income Taxes - Schedule of Deferred Tax Assets and Liabilities (Details) - USD ($) $ in Millions	Dec. 31, 2019	Dec. 31, 2018
Deferred tax asset
Net operating loss and other tax attribute carryforwards	$ 129	$ 154
Accrued expenses	45	60
Pension and other retirement obligations	17	25
Other	59	62
Total deferred tax asset	250	301
Valuation allowance	(69)	(73)
Total deferred tax asset, net	181	228
Deferred tax liability
Intangible assets	(297)	(330)
Property and equipment	(324)	(299)
Other	(46)	(35)
Total deferred tax liability	(667)	(664)
Other long-term assets	9	8
Deferred tax liability	(495)	(444)
Net deferred tax liability	$ (486)	$ (436)