Description of business and summary of significant accounting policies (Tables)
|3 Months Ended|
Mar. 31, 2017
|Accounting Policies [Abstract]|
|Net Revenue by Product Line and Services||
The following table summarizes net revenue by product line and services for the three months ended March 31, 2017 and 2016:
Tabular disclosure of entity-wide revenues from external customers for each product or service or each group of similar products or services if the information is not provided as part of the reportable operating segment information.
Reference 1: http://www.xbrl.org/2003/role/presentationRef