v3.22.2.2
Cover
Sep. 15, 2022
Cover [Abstract]  
Document Type 8-K
Amendment Flag false
Document Period End Date Sep. 15, 2022
Entity File Number 001-34383
Entity Registrant Name Seven Hills Realty Trust
Entity Central Index Key 0001452477
Entity Tax Identification Number 20-4649929
Entity Incorporation, State or Country Code MD
Entity Address, Address Line One Two Newton Place
Entity Address, Address Line Two 255 Washington Street
Entity Address, Address Line Three Suite 300
Entity Address, City or Town Newton
Entity Address, State or Province MA
Entity Address, Postal Zip Code 02458-1634
City Area Code 617
Local Phone Number 332-9530
Written Communications false
Soliciting Material false
Pre-commencement Tender Offer false
Pre-commencement Issuer Tender Offer false
Title of 12(b) Security Common Shares of Beneficial Interest
Trading Symbol SEVN
Security Exchange Name NASDAQ
Entity Emerging Growth Company false