v3.26.1
Document and Entity Information
Jun. 10, 2026
Entity Information [Line Items]  
Document Type 8-K
Document Period End Date Jun. 10, 2026
Entity Registrant Name Nasdaq, Inc.
Entity Incorporation State Country Code DE
Entity File Number 001-38855
Entity Tax Identification Number 52-1165937
Entity Address Address Line 1 151 W. 42nd Street
Entity Address City Or Town New York
Entity Address State Or Province NY
Entity Address Postal Zip Code 10036
Country Region +1
City Area Code 212
Local Phone Number 401 8700
Written Communications false
Soliciting Material false
Pre Commencement Tender Offer false
Pre Commencement Issuer Tender Offer false
Entity Emerging Growth Company false
Entity Central Index Key 0001120193
Amendment Flag false
Common Stock, $.01 par value per share [Member]  
Entity Information [Line Items]  
Security 12b Title Common Stock, $0.01 par value per share
Trading Symbol NDAQ
Security Exchange Name NASDAQ
4.500% Senior Notes due 2032 [Member]  
Entity Information [Line Items]  
Security 12b Title 4.500% Senior Notes due 2032
Trading Symbol NDAQ32
Security Exchange Name NASDAQ
0.900% senior unsecured notes due 2033 [Member]  
Entity Information [Line Items]  
Security 12b Title 0.900% Senior Notes due 2033
Trading Symbol NDAQ33
Security Exchange Name NASDAQ
0.875% Senior Notes due 2030 [Member]  
Entity Information [Line Items]  
Security 12b Title 0.875% Senior Notes due 2030
Trading Symbol NDAQ30
Security Exchange Name NASDAQ
1.75% Senior Notes due 2029 [Member]  
Entity Information [Line Items]  
Security 12b Title 1.75% Senior Notes due 2029
Trading Symbol NDAQ29
Security Exchange Name NASDAQ