Commitments and Contingencies (Tables)

12 Months Ended

Dec. 31, 2019

Commitments and Contingencies Disclosure [Abstract]

Schedule of Future Minimum Royalty Payments

As of December 31, 2019, future minimum royalty payments are due as follows regardless of sales amounts:

Year Ending December 31,
	(in thousands)
2020	$	1,402
2021	1,402
2022	1,682
2023	1,682
2024 and thereafter	5,607
Total future minimum royalty payments	11,775
Less: amount representing interest	(4,895		)
Present value of future minimum royalty payments	$	6,880