Acquisition and Disposition of Hotel Properties (Details) - USD ($) $ / shares in Units, $ in Thousands	12 Months Ended
Dec. 31, 2016	Dec. 31, 2015
Business acquisition, unaudited proforma information
Total revenues	$ 816,421	$ 801,578
Operating income (loss)	139,317	141,487
Net income (loss) attributable to common shareholders	$ 46,952	$ 79,576
Net income (loss) per share available to common shareholders - basic (usd per share)	$ 0.65	$ 1.10
Net income (loss) per share available to common shareholders — diluted (usd per share)	$ 0.64	$ 1.09

The pro forma basic net income per share for a period as if the business combination or combinations had been completed at the beginning of a period.

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 805
-SubTopic 10
-Section 50
-Paragraph 2
-Subparagraph (h)(2)-(3)
-URI http://asc.fasb.org/extlink&oid=65885119&loc=d3e1392-128463

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The pro forma diluted net income per share for a period as if the business combination or combinations had been completed at the beginning of a period.

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Amount after tax of pro forma income from continuing operations as if the business combination had been completed at the beginning of a period.

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The pro forma net Income or Loss for the period as if the business combination or combinations had been completed at the beginning of a period.

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The pro forma revenue for a period as if the business combination or combinations had been completed at the beginning of the period.

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