Segments and Geographic Information - Gross Profit to Consolidated Income Reconciliation (Details) - USD ($) $ in Millions	3 Months Ended		6 Months Ended
	Jun. 30, 2022	Jun. 30, 2021	Jun. 30, 2022	Jun. 30, 2021
Segment Reporting, Reconciling Item for Operating Profit (Loss) from Segment to Consolidated [Line Items]
Segment gross profit	$ 1,218	$ 1,189	$ 2,426	$ 2,317
Subscriber acquisition costs	(91)	(89)	(181)	(175)
Sales and marketing	(285)	(240)	(557)	(456)
Engineering, design and development	(72)	(65)	(139)	(130)
General and administrative	(127)	(130)	(250)	(251)
Depreciation and amortization	(135)	(131)	(270)	(263)
Share-based payment expense	(47)	(47)	(92)	(98)
Impairment, restructuring and acquisition costs	(1)	136	(1)	(108)
Income before income taxes	388	560	798	717
Segment Reconciling Items
Segment Reporting, Reconciling Item for Operating Profit (Loss) from Segment to Consolidated [Line Items]
Subscriber acquisition costs	(91)	(89)	(181)	(175)
Sales and marketing	(272)	(227)	(531)	(428)
Engineering, design and development	(63)	(59)	(122)	(113)
General and administrative	(113)	(114)	(223)	(220)
Depreciation and amortization	(135)	(131)	(270)	(263)
Share-based payment expense	(47)	(47)	(92)	(98)
Impairment, restructuring and acquisition costs	(1)	136	(1)	(108)
Total other expense	$ (108)	$ (98)	$ (208)	$ (195)