Revenue by Product (Tables)

6 Months Ended

Jun. 30, 2019

Segment Reporting [Abstract]

Schedule of Segment Reporting Information, Revenue by Product

The following table presents a summary of total revenues by these products: 

	Three Months Ended June 30,					Six Months Ended June 30,
Revenues by Product:	2019			2018		2019		2018
Bloxiverz	$	2,358		$	5,544	$	4,926	$	13,035
Vazculep	9,410			11,377		18,883		24,338
Akovaz	5,946			11,875		9,738		22,092
Other	(160		)	320		444		2,812
Total product sales	17,554			29,116		33,991		62,277
License revenue	—			114		—		246
Total revenues	$	17,554		$	29,230	$	33,991	$	62,523