Stockholders' Equity (Tables)

12 Months Ended

Dec. 31, 2020

Equity [Abstract]

Accumulated Other Comprehensive Loss Primarily Comprised of Accumulated Foreign Currency Translation Adjustments

Accumulated other comprehensive income (loss) is primarily comprised of accumulated foreign currency translation adjustments, as follows for the periods presented:

	December 31, 2020			December 31, 2019
	(in millions)
Cumulative foreign currency translation    Adjustments, net of tax (1)	$	(34	)	$	(63	)
Accumulated other comprehensive income (loss)	$	(34	)	$	(63	)

(1) Deferred income tax liabilities related to these amounts are not material.