Disaggregated Revenues (Tables)

12 Months Ended

Dec. 31, 2020

Disaggregation of Revenue [Abstract]

Summary of disaggregation of revenue by nature

The following table summarizes the disaggregation of revenues by product or source (dollars in thousands):

	Years Ended December 31,
	2020		2019		2018
Net product sales
Trokendi XR	$	319,640	$	295,214	$	315,295
Oxtellar XR	98,725		88,186		84,576
APOKYN	74,296		—		—
XADAGO	6,943		—		—
MYOBLOC	9,746		—		—
Total net product sales	509,350		383,400		399,871
Royalty revenues	11,047		9,355		8,276
Licensing revenues	—		—		750
Total revenues	$	520,397	$	392,755	$	408,897