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Relationships with Managers and Franchisors - Narrative (Details) $ in Thousands		3 Months Ended	12 Months Ended
	Aug. 27, 2020	Mar. 31, 2018 USD ($)	Dec. 31, 2020 USD ($) hotel	Dec. 31, 2019 USD ($) hotel	Dec. 31, 2018 USD ($) hotel
Real Estate Properties [Line Items]
Number of hotels that earned incentive management fees | hotel			0	8	9
Amortization			$ 396	$ 396	$ 2,568
Number of franchised hotels | hotel			19
Renaissance Charleston Historic District Hotel
Real Estate Properties [Line Items]
Management fee, accelerated amortization expense			$ 1,400
Vail Marriott Mountain Resort
Real Estate Properties [Line Items]
Franchise agreement term	20 years
JW Marriott Denver Cherry Creek
Real Estate Properties [Line Items]
Renewal term	10 years
Westin Washington D.C. City Center mortgage loan
Real Estate Properties [Line Items]
Renewal term	10 years
Westin San Diego Downtown
Real Estate Properties [Line Items]
Renewal term	10 years
Key Money
Real Estate Properties [Line Items]
Amortization			$ 400	$ 400	$ 2,600
Key Money | Frenchman's Reef & Morning Star Marriott Beach Resort
Real Estate Properties [Line Items]
Amortization		$ 2,200

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Amount of revenue recognized that was previously included in balance of obligation to transfer good or service to customer for which consideration from customer has been received or is due.

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Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 606
-SubTopic 10
-Section 50
-Paragraph 8
-Subparagraph (b)
-URI http://asc.fasb.org/extlink&oid=121604090&loc=SL49130549-203045

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