Stockholders' Equity (Schedule of Adjustments to Accumulated Other Comprehensive Income (Loss), Net) (Details) - USD ($) $ in Millions	3 Months Ended
	Mar. 31, 2022	Mar. 31, 2021
Accumulated Other Comprehensive Income (Loss), net [Line Items]
As of December 31, 2021	$ (329)
Other comprehensive income (loss) before reclassifications	4
Amounts reclassified from accumulated other comprehensive income (loss)	2
Income tax (provision) benefit	(10)	$ (17)
As of March 31, 2022	(333)
Foreign Currency Translation [Member]
Accumulated Other Comprehensive Income (Loss), net [Line Items]
As of December 31, 2021	(271)
Other comprehensive income (loss) before reclassifications	(15)
Amounts reclassified from accumulated other comprehensive income (loss)	0
Income tax (provision) benefit	(6)
As of March 31, 2022	(292)
Gain (Loss) from Cash Flow Hedges [Member]
Accumulated Other Comprehensive Income (Loss), net [Line Items]
As of December 31, 2021	(43)
Other comprehensive income (loss) before reclassifications	17
Amounts reclassified from accumulated other comprehensive income (loss)	2
Income tax (provision) benefit	(4)
As of March 31, 2022	(28)
Pension and Postretirement Benefits [Member]
Accumulated Other Comprehensive Income (Loss), net [Line Items]
As of December 31, 2021	(15)
Other comprehensive income (loss) before reclassifications	2
Amounts reclassified from accumulated other comprehensive income (loss)	0
Income tax (provision) benefit	0
As of March 31, 2022	$ (13)