Consolidated Statements of Comprehensive Income - USD ($) $ in Millions		12 Months Ended
		Dec. 31, 2022	Dec. 31, 2021	Dec. 31, 2020
Statement of Comprehensive Income [Abstract]
Net income		$ 1,123	$ 1,187	$ 933
Other comprehensive income (loss):
Foreign currency translation gains (losses)		(375)	(176)	269
Income tax benefit (expense)	[1]	(32)	(42)	49
Foreign currency translation, net		(407)	(218)	318
Employee benefit plan adjustment gains (losses)		5	(1)	0
Employee benefit plan income tax provision		(2)	0	0
Employee benefit plan, net		3	(1)	0
Total other comprehensive income (loss), net of tax		(404)	(219)	318
Comprehensive income		719	968	1,251
Comprehensive loss attributable to noncontrolling interests		2	0	0
Comprehensive income attributable to Nasdaq		$ 721	$ 968	$ 1,251

[1] Primarily relates to the tax effect of unrealized gains and losses on Euro denominated notes.