Segment Information (Tables)
|3 Months Ended|
Mar. 31, 2019
|Segment Reporting [Abstract]|
|Schedule of Segment Reporting Information, by Segment [Table Text Block]||
Net revenue from customers is designated based on the geographic region to which the product is delivered. Net revenue by geographic region for the three months ended March 31, 2019 and 2018 was as follows:
Tabular disclosure of the profit or loss and total assets for each reportable segment. An entity discloses certain information on each reportable segment if the amounts (a) are included in the measure of segment profit or loss reviewed by the chief operating decision maker or (b) are otherwise regularly provided to the chief operating decision maker, even if not included in that measure of segment profit or loss.
Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef