XML 142 R117.htm IDEA: XBRL DOCUMENT

Segment Information (Details Textual)	12 Months Ended
Segment Information (Details Textual)	Dec. 31, 2014
Segment Information (Textual) [Abstract]
Percent of segment's revenues	6.30%vvi_PercentageOfSegmentRevenues
Percent of Viad's revenues	4.20%vvi_PercentageOfNetRevenue