Consolidated Balance Sheets (Parenthetical) - USD ($) $ in Thousands	Dec. 31, 2016	Dec. 31, 2015
Statement of Financial Position [Abstract]
Hotel and other receivables, allowance (in dollars)	$ 182	$ 117
Preferred shares of beneficial interest, par value (in dollars per share)	$ 0.01	$ 0.01
Total authorized for issuance number of preferred shares of beneficial interest (in shares)	50,000,000	50,000,000
Preferred shares of beneficial interest, issued (in shares)	0	0
Preferred shares of beneficial interest, outstanding (in shares)	0	0
Common shares of beneficial interest, par value (in dollars per share)	$ 0.01	$ 0.01
Total authorized for issuance number of common shares of beneficial interest (in shares)	450,000,000	450,000,000
Common shares of beneficial interest, issued (in shares)	124,364,178	124,635,675
Common shares of beneficial interest, outstanding (in shares)	124,364,178	124,635,675

A valuation allowance for trade and other receivables due to an Entity within one year (or the normal operating cycle, whichever is longer) that are expected to be uncollectible.

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 210
-SubTopic 10
-Section S99
-Paragraph 1
-Subparagraph (SX 210.5-02.4)
-URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682

Reference 2: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 310
-SubTopic 10
-Section 50
-Paragraph 4
-URI http://asc.fasb.org/extlink&oid=66008989&loc=d3e5074-111524

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Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 210
-SubTopic 10
-Section S99
-Paragraph 1
-Subparagraph (SX 210.5-02(29))
-URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682

Reference 2: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 505
-SubTopic 10
-Section 50
-Paragraph 2
-URI http://asc.fasb.org/extlink&oid=6928386&loc=d3e21463-112644

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