Stockholders' Equity (Tables)

6 Months Ended

Jun. 30, 2020

Equity [Abstract]

Summary of Changes in Accumulated Other Comprehensive Income (Loss)

Accumulated Other Comprehensive Income

The following table summarizes the changes in AOCI by component, net of tax (in millions):

	Foreign Currency Translation		Unrealized Gains and Losses on Available-for-Sale Debt Securities		Unrealized Gains and Losses on Cash Flow Hedges		Total
Balance at December 31, 2019	$	53	$	1	$	31	$	85
Net unrealized gain (loss)	(35)		51		21		37
Reclassifications to net income	—		(13)		(39)		(52)
Net current period other comprehensive income (loss)	(35)		38		(18)		(15)
Balance at June 30, 2020	$	18	$	39	$	13	$	70

	Foreign Currency Translation		Unrealized Gains and Losses on Available-for-Sale Debt Securities		Unrealized Gains and Losses on Cash Flow Hedges		Total
Balance at December 31, 2018	$	47	$	(52)	$	85	$	80
Net unrealized gain	8		49		29		86
Reclassifications to net income	—		—		(64)		(64)
Net current period other comprehensive income (loss)	8		49		(35)		22
Balance at June 30, 2019	$	55	$	(3)	$	50	$	102