Basis of Preparation and Principles of Consolidation - Additional Information (Detail) (Glacier Park Inc [Member])	9 Months Ended
Sep. 30, 2013 Hotel Restaurants Lodge
Glacier Park Inc [Member]
Basis Of Presentation And Principles Of Consolidation [Line Items]
Number of lodges	5
Number of motor inns	3
Number of hotel	1
Percentage of subsidiary's interest owned by Viad	80.00%

The parent entity's interest in net assets of the subsidiary, expressed as a percentage.

No definition available.

Name:	us-gaap_MinorityInterestOwnershipPercentageByParent
Namespace Prefix:	us-gaap_
Data Type:	num:percentItemType
Balance Type:	na
Period Type:	instant