Acquisition of Businesses - Unaudited Pro Forma (Details) - USD ($) $ / shares in Units, $ in Thousands	3 Months Ended	9 Months Ended
Sep. 30, 2016	Sep. 30, 2016
Business Combinations [Abstract]
Revenue	$ 389,877	$ 991,818
Depreciation and amortization	14,427	39,565
Income from continuing operations	35,047	47,734
Net income attributable to Viad	$ 33,834	$ 46,198
Diluted income per share	$ 1.67	$ 2.28
Basic income per share	$ 1.67	$ 2.28

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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Business acquisition, pro forma, depreciation and amortization.

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