Document and Entity Information
Document and Entity Information | Feb. 18, 2020 |
Cover [Abstract] | |
Amendment Flag | false |
Entity Central Index Key | 0000704051 |
Document Type | 8-K |
Document Period End Date | Feb. 18, 2020 |
Entity Registrant Name | Legg Mason, Inc. |
Entity Incorporation State Country Code | MD |
Entity File Number | 1-8529 |
Entity Tax Identification Number | 52-1200960 |
Entity Address, Address Line One | 100 International Drive |
Entity Address, City or Town | Baltimore |
Entity Address, State or Province | MD |
Entity Address, Postal Zip Code | 21202 |
City Area Code | (410) |
Local Phone Number | 539-0000 |
Written Communications | false |
Soliciting Material | true |
Pre Commencement Tender Offer | false |
Pre Commencement Issuer Tender Offer | false |
Security 12b Title | Common stock, $0.10 par value |
Trading Symbol | LM |
Security Exchange Name | NYSE |
Entity Emerging Growth Company | false |