Investment In Hotel Properties (Narrative) (Details)	1 Months Ended	3 Months Ended	6 Months Ended
	Apr. 29, 2016 USD ($) property	Jun. 30, 2016 USD ($)	Jun. 30, 2016 USD ($)	Jun. 30, 2015 USD ($)	Dec. 31, 2015 USD ($)
Business Acquisition [Line Items]
Acquisition costs			$ 1,424,000
Revenue		$ 6,565,000	8,696,000
Net Income (Loss)		1,793,000	2,547,000
Assumption of Debt		14,750,000	14,750,000
Proceeds from Contribution of Hotel Property Assets to Unconsolidated Joint Venture			428,811,000
Total Purchase Price			146,271,000
Investment in hotel properties		1,682,992,000	1,682,992,000		$ 1,831,119,000
Total sales price				$ 0
Reduction of consolidated mortgage debt			64,710,000	121,113,000
Reduction to line of credit and unsecured term loan balance			27,000,000	$ (128,500,000)
Repayment of Unsecured Term Loan Borrowing			39,480,000
Sanctuary Beach Resort, Marina, CA and Hilton Garden Inn M Street, Washington, DC [Member]
Business Acquisition [Line Items]
Revenue		6,565,000	8,696,000
Net Income (Loss)		1,793,000	2,547,000
Residence Inn Framingham, MA And Residence Inn Norwood, MA [Member]
Business Acquisition [Line Items]
Total sales price		47,000,000	47,000,000
Envoy Hotel in Boston, MA [Member]
Business Acquisition [Line Items]
Business acquisition, cash paid			112,500,000
Hyatt Place, King of Prussia, PA [Member]
Business Acquisition [Line Items]
Total sales price		13,000,000	13,000,000
Approximate gain on sale			5,402,000
Cindat Hersha Owner JV, LLC [Member] | Cindat Capital Management Limited [Member]
Business Acquisition [Line Items]
Cash contribution by Cindat	$ 354,550,000
Preferred Joint Venture Partner, Ownership Percentage	70.00%
Working capital and closing costs	$ 14,105,000
Cindat Hersha Owner JV, LLC [Member] | Hersha Hospitality Limited Partnership [Member]
Business Acquisition [Line Items]
Percent owned (in hundredths)	30.00%
Proceeds from Contribution of Hotel Property Assets to Unconsolidated Joint Venture	$ 354,550,000
Preferred equity interest	104,248,000	$ 43,194,000	$ 43,194,000
Working capital and closing costs	12,239,000
Contribution Of Closing Costs	10,653,000
Non-cumulative Return			9.00%
Reduction of consolidated mortgage debt	55,103,000
Reduction to line of credit and unsecured term loan balance	194,550,000
Repayment of Unsecured Term Loan Borrowing	$ 39,480,000
Cindat Hersha Owner JV, LLC [Member] | Limited Service Hotels In Manhattan (The "JV Properties") [Member]
Business Acquisition [Line Items]
Number of Real Estate Properties | property	7
Sale Agreement, Total Purchase Price	$ 543,500,000
Cindat Hersha Owner JV, LLC [Member] | Limited Service Hotels In Manhattan (The "JV Properties") [Member] | Hersha Hospitality Limited Partnership [Member]
Business Acquisition [Line Items]
Preferred equity interest	37,000,000
Investment in hotel properties	264,658,000
Approximate gain on sale	89,892,000
Additional deferred gain	$ 81,333,000