Document and Entity Information
Document and Entity Information Document | Jul. 23, 2024 |
Cover [Abstract] | |
Document Type | 8-K |
Document Period End Date | Jul. 23, 2024 |
Entity Registrant Name | MSCI Inc. |
Entity Central Index Key | 0001408198 |
Amendment Flag | false |
Entity Tax Identification Number | 13-4038723 |
Entity Address, Address Line One | 7 World Trade Center, |
Entity Address, Address Line Two | 250 Greenwich Street, 49th Floor, |
Entity Address, City or Town | New York, |
Entity Address, State or Province | NY |
Entity Address, Postal Zip Code | 10007 |
City Area Code | 212 |
Local Phone Number | 804-3900 |
Written Communications | false |
Soliciting Material | false |
Pre-commencement Tender Offer | false |
Pre-commencement Issuer Tender Offer | false |
Title of 12(b) Security | Common Stock, par value $0.01 per share |
Trading Symbol | MSCI |
Security Exchange Name | NYSE |
Entity Emerging Growth Company | false |
Entity Incorporation, State or Country Code | DE |
Entity File Number | 001-33812 |