Disaggregated Revenues (Tables)

12 Months Ended

Dec. 31, 2019

Disaggregation of Revenue [Abstract]

Summary of disaggregation of revenue by nature

The following tables summarize the disaggregation of revenue by nature (dollars in thousands):

	Years Ended December 31,
	2019		2018		2017
Net product sales
Trokendi XR	$	295,214	$	315,295	$	226,518
Oxtellar XR	88,186		84,576		67,579
Total net product sales	383,400		399,871		294,097
Royalty revenues	9,355		8,276		6,367
Licensing revenues	—		750		1,774
Total revenues	$	392,755	$	408,897	$	302,238