Note 8 - Accrued Liabilities (Tables)

9 Months Ended

Sep. 30, 2020

Notes Tables

Schedule of Accrued Liabilities [Table Text Block]

(in thousands)	September 30, 2020		December 31, 2019
Employee related expenses	$	3,762	$	4,827
Accrued discount		1,172		1,173
Corporate tax		1,090		105
Professional services		292		959
Royalties		4		1,291
Other accrued liabilities		1,596		2,041
Total accrued liabilities	$	7,916	$	10,396