Acquisition of Businesses - Unaudited Pro Forma (Details) - USD ($) $ / shares in Units, $ in Thousands	12 Months Ended
Dec. 31, 2016	Dec. 31, 2015
Business Combinations [Abstract]
Revenue	$ 1,250,290	$ 1,183,656
Depreciation and amortization	52,074	52,631
Income from continuing operations	43,727	27,881
Net income attributable to Viad	$ 42,517	$ 27,045
Diluted income per share	$ 2.10	$ 1.35
Basic income per share	$ 2.10	$ 1.35

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=79982066&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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- Definition

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.

+ References

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