Note 3 - Inventories and Other Deferred Costs (Tables)

6 Months Ended

Jun. 30, 2020

Notes Tables

Schedule of Inventory, Current [Table Text Block]

	June 30, 2020		December 31, 2019
	(in thousands)
Raw materials	$	5,354	$	5,359
Work-in-process		5,510		6,238
Finished products		29,608		23,032
Other deferred costs		5,868		4,898
Total inventory and other deferred costs	$	46,340	$	39,527