Customer and Geographic Concentrations (Tables)

12 Months Ended

Dec. 31, 2018

Segment Reporting [Abstract]

Product Sales from Major Customers

All sales of PIXUVRI during the year presented were in Europe. Product sales from PIXUVRI’s major customers as a percentage of total product sales were as follows:

	Year Ended
	December 31, 2017
Customer A	61	%
Customer B	24	%
Customer C	13	%