Acquisition of Businesses - Unaudited Pro Forma (Details) - USD ($) $ / shares in Units, $ in Thousands		3 Months Ended		6 Months Ended
		Jun. 30, 2016	Jun. 30, 2015	Jun. 30, 2016	Jun. 30, 2015
Business Combinations [Abstract]
Revenue		$ 324,747	$ 326,988	$ 566,188	$ 591,516
Depreciation and amortization		10,187	10,811	18,756	19,961
Income from continuing operations		19,870	22,677	11,741	18,008
Net income attributable to Viad		$ 19,571	$ 22,864	$ 11,418	$ 18,111
Diluted income per share (1)	[1]	$ 0.97	$ 1.14	$ 0.56	$ 0.90
Basic income per share		$ 0.97	$ 1.14	$ 0.56	$ 0.90

[1] Diluted income per share amount cannot exceed basic income per share.