Note 9 - Accrued Liabilities

12 Months Ended

Dec. 31, 2019

Notes to Financial Statements

Accounts Payable and Accrued Liabilities Disclosure [Text Block]

9.

Accrued liabilities

Accrued liabilities consist of the following as of:

	December 31,
(in thousands)	2019		2018
Employee related expenses	$	4,827	$	5,536
Royalties		1,291		1,354
Accrued discount		1,173		—
Professional services		959		863
Corporate tax		105		1,616
Other accrued liabilities		2,041		1,522
Total accrued liabilities	$	10,396	$	10,891