Cover
Apr. 20, 2020
Entity Information [Line Items]  
Document Type 8-K
Document Period End Date Apr. 20, 2020
Entity Registrant Name AMERICAN CAMPUS COMMUNITIES, INC.
Entity Incorporation, State or Country Code MD
Entity File Number 001-32265
Entity Tax Identification Number 76-0753089
Entity Address, Address Line One 12700 Hill Country Blvd.
Entity Address, Address Line Two Suite T-200
Entity Address, City or Town Austin
Entity Address, State or Province TX
Entity Address, Postal Zip Code 78738
City Area Code 512
Local Phone Number 732-1000
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 $.01 per share
Trading Symbol ACC
Security Exchange Name NYSE
Entity Emerging Growth Company false
Entity Central Index Key 0001283630
Amendment Flag false
AMERICAN CAMPUS COMMUNITIES OPERATING PARTNERSHIP, L.P.  
Entity Information [Line Items]  
Entity Registrant Name AMERICAN CAMPUS COMMUNITIES OPERATING PARTNERSHIP LP
Entity Incorporation, State or Country Code MD
Entity File Number 333-181102-01
Entity Tax Identification Number 56-2473181
Entity Central Index Key 0001357369
Amendment Flag false