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Investment In Unconsolidated Joint Ventures (Narrative) (Details)		12 Months Ended
	Jan. 03, 2017 USD ($)	Dec. 31, 2016 USD ($) property	Feb. 03, 2016 USD ($)	Dec. 31, 2015 USD ($)
Investments in Unconsolidated Joint Ventures [Line Items]
Investment in hotel properties		$ 1,767,570,000		$ 1,831,119,000
Investment in Unconsolidated Joint Ventures		11,441,000		$ 10,316,000
Proceeds from Contribution of Hotel Property Assets to Unconsolidated Joint Venture		$ 429,221,000
Asset management fee, percentage		3.00%
Percent of asset management fee, Company is entitled		30.00%
Marriott, Hartford, CT [Member]
Investments in Unconsolidated Joint Ventures [Line Items]
Joint Venture cash distribution percentage		10.50%
Fees for asset management services as percentage of operating revenues (in hundredths)		0.25%
Hilton, Hartford, CT [Member]
Investments in Unconsolidated Joint Ventures [Line Items]
Joint Venture cash distribution percentage		7.00%
Marriott, Mystic, CT And Courtyard, Norwich, CT [Member]
Investments in Unconsolidated Joint Ventures [Line Items]
Joint Venture cash distribution percentage		56.70%
Mystic Marriott Hotel & Spa [Member] \| Subsequent Event [Member]
Investments in Unconsolidated Joint Ventures [Line Items]
Percent owned (in hundredths)	100.00%
Proceeds of redemption and transfer of minority interest	$ 8,500,000
Cindat Hersha Owner JV, LLC [Member]
Investments in Unconsolidated Joint Ventures [Line Items]
Proceeds from Issuance of Debt		$ 323,793,000
Cindat Capital Management Limited [Member] \| Cindat Hersha Owner JV, LLC [Member]
Investments in Unconsolidated Joint Ventures [Line Items]
Cash contribution by Cindat		$ 354,550,000
Preferred Joint Venture Partner, Ownership Percentage		70.00%
Proceeds from Issuance of Debt		$ 226,655,000
Working capital and closing costs		14,105,000
Common equity interest		$ 142,000,000
Common equity interest return		10.00%
Asset management fee, percentage		1.00%
Cindat Capital Management Limited [Member] \| Cindat Hersha Owner JV, LLC [Member] \| Scenario Plan [Member]
Investments in Unconsolidated Joint Ventures [Line Items]
Common equity interest return		8.00%
Common Equity Interest, Return, Annual Reduction		0.50%
Common Equity Interest, Return, Annual Reduction, Term		4 years
Hersha Hospitality Limited Partnership [Member] \| Cindat Hersha Owner JV, LLC [Member]
Investments in Unconsolidated Joint Ventures [Line Items]
Proceeds from Contribution of Hotel Property Assets to Unconsolidated Joint Venture		$ 354,550,000
Difference Between Fair Value And Basis, Amortized Over Life Of Underlying		96,941,000
Proceeds from Issuance of Debt		97,138,000
Preferred equity interest		43,194,000	$ 104,248,000
Working capital and closing costs		12,239,000
Contribution Of Closing Costs		10,653,000
Contribution of closing costs, amortized		$ 361,000
Non-cumulative Return		9.00%
Hersha Hospitality Limited Partnership [Member] \| Cindat Hersha Owner JV, LLC [Member] \| Junior Common Equity Interest [Member]
Investments in Unconsolidated Joint Ventures [Line Items]
Working capital and closing costs		$ 6,045,000
Common equity interest		$ 60,857,000
Common equity interest return		8.00%
Hersha Hospitality Limited Partnership [Member] \| Cindat Hersha Owner JV, LLC [Member] \| Preferred Equity Interest [Member]
Investments in Unconsolidated Joint Ventures [Line Items]
Working capital and closing costs		$ 6,194,000
Limited Service Hotels In Manhattan (The "JV Properties") [Member] \| Cindat Hersha Owner JV, LLC [Member]
Investments in Unconsolidated Joint Ventures [Line Items]
Number of Real Estate Properties \| property		7
Sale Agreement, Total Purchase Price		$ 543,500,000
Limited Service Hotels In Manhattan (The "JV Properties") [Member] \| Hersha Hospitality Limited Partnership [Member] \| Cindat Hersha Owner JV, LLC [Member]
Investments in Unconsolidated Joint Ventures [Line Items]
Investment in hotel properties			$ 264,658,000
Preferred equity interest		37,000,000
Mortgages [Member]
Investments in Unconsolidated Joint Ventures [Line Items]
Debt Instrument, Face Amount		285,000,000
Mezzanine Mortgages [Member]
Investments in Unconsolidated Joint Ventures [Line Items]
Debt Instrument, Face Amount		$ 50,000,000