v3.19.3
Cover
Oct. 30, 2019
Schedule of Capitalization, Equity [Line Items]  
Document Type 8-K
Amendment Flag false
Document Period End Date Oct. 30, 2019
Entity File Number 001-14469
Entity Registrant Name SIMON PROPERTY GROUP, INC.
Entity Central Index Key 0001063761
Entity Tax Identification Number 04-6268599
Entity Incorporation, State or Country Code DE
Entity Address, Address Line One 225 WEST WASHINGTON STREET
Entity Address, City or Town INDIANAPOLIS
Entity Address, State or Province IN
Entity Address, Postal Zip Code 46204
City Area Code 317
Local Phone Number 636.1600
Written Communications false
Soliciting Material false
Pre-commencement Tender Offer false
Pre-commencement Issuer Tender Offer false
Entity Emerging Growth Company false
Common Stock [Member]  
Schedule of Capitalization, Equity [Line Items]  
Title of 12(b) Security Common stock, $0.0001 par value
Trading Symbol SPG
Security Exchange Name NYSE
Series J Preferred Stock [Member]  
Schedule of Capitalization, Equity [Line Items]  
Title of 12(b) Security 8⅜% Series J Cumulative Redeemable Preferred Stock, $0.0001 par value
Trading Symbol SPGJ
Security Exchange Name NYSE