Concentration of Risk, Segment and Geographic Information (Tables)
|12 Months Ended|
Dec. 31, 2016
|Concentration Of Risk Segment And Geographic Information [Abstract]|
|Revenue by Geographical Region||
Revenue attributed to the following geographic regions for the years ended December 31, 2016, 2015, and 2014 was as follows (in thousands):
Tabular disclosure of the names of foreign countries from which revenue is material and the amount of revenue from external customers attributed to those countries. An entity may also provide subtotals of geographic information about groups of countries.
Reference 1: http://www.xbrl.org/2003/role/presentationRef