| Document and Entity Information | Apr. 27, 2022 |
| Entity Listings [Line Items] | |
| Amendment Flag | false |
| Entity Central Index Key | 0001063344 |
| Document Type | 8-K |
| Document Period End Date | Apr. 27, 2022 |
| Entity Registrant Name | HERSHA HOSPITALITY TRUST |
| Entity Incorporation, State or Country Code | MD |
| Entity File Number | 001-14765 |
| Entity Tax Identification Number | 25-1811499 |
| Entity Address, Address Line One | 44 Hersha Drive |
| Entity Address, City or Town | Harrisburg |
| Entity Address, State or Province | PA |
| Entity Address, Postal Zip Code | 17102 |
| City Area Code | 717 |
| Local Phone Number | 236-4400 |
| Written Communications | false |
| Soliciting Material | false |
| Pre-commencement Tender Offer | false |
| Pre-commencement Issuer Tender Offer | false |
| Entity Emerging Growth Company | false |
| Common Class A [Member] | |
| Entity Listings [Line Items] | |
| Title of 12(b) Security | Class A Common Shares of Beneficial Interest, par value $.01 per share |
| Trading Symbol | HT |
| Security Exchange Name | NYSE |
| Series C Preferred Stock [Member] | |
| Entity Listings [Line Items] | |
| Title of 12(b) Security | 6.875% Series C Cumulative Redeemable Preferred Shares of Beneficial Interest, par value $.01 per share |
| Trading Symbol | HT-PC |
| Security Exchange Name | NYSE |
| Series D Preferred Stock [Member] | |
| Entity Listings [Line Items] | |
| Title of 12(b) Security | 6.50% Series D Cumulative Redeemable Preferred Shares of Beneficial Interest, par value $.01 per share |
| Trading Symbol | HT-PD |
| Security Exchange Name | NYSE |
| Series E Preferred Stock [Member] | |
| Entity Listings [Line Items] | |
| Title of 12(b) Security | 6.50% Series E Cumulative Redeemable Preferred Shares of Beneficial Interest, par value $.01 per share |
| Trading Symbol | HT-PE |
| Security Exchange Name | NYSE |
