Accumulated Other Comprehensive Income (Loss) (Tables)

12 Months Ended

Dec. 31, 2020

Accumulated Other Comprehensive Income (Loss), Net of Tax [Abstract]

Schedule of accumulated other comprehensive income (loss)

The components of accumulated other comprehensive income (loss) were as follows (amounts in millions):

	For the Year Ended December 31, 2020
	Foreign currency translation adjustments		Unrealized gain (loss) on available-for- sale securities		Unrealized gain (loss) on forward contracts		Total
Balance at December 31, 2019	$	(624)	$	(3)	$	8	$	(619)
Other comprehensive income (loss) before reclassifications	37		(6)		(39)		(8)
Amounts reclassified from accumulated other comprehensive income (loss) into earnings	(2)		4		3		5
Balance at December 31, 2020	$	(589)	$	(5)	$	(28)	$	(622)

	For the Year Ended December 31, 2019
	Foreign currency translation adjustments		Unrealized gain (loss) on available-for- sale securities		Unrealized gain (loss) on forward contracts		Total
Balance at December 31, 2018	$	(629)	$	5	$	23	$	(601)
Other comprehensive income (loss) before reclassifications	5		—		24		29
Amounts reclassified from accumulated other comprehensive income (loss) into earnings	—		(8)		(39)		(47)
Balance at December 31, 2019	$	(624)	$	(3)	$	8	$	(619)