Intangible Assets (Tables)
|12 Months Ended|
Dec. 31, 2017
|Goodwill and Intangible Assets Disclosure [Abstract]|
|Schedule of intangible assets, net||
Intangible assets, net consisted of the following:
Tabular disclosure of assets, excluding financial assets and goodwill, lacking physical substance with a finite life, by either major class or business segment.
Reference 1: http://www.xbrl.org/2003/role/presentationRef