STOCKHOLDERS' EQUITY Stock-based Compensation Expense (Details) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2022	Jun. 30, 2021	Jun. 30, 2022	Jun. 30, 2021
Share-based Payment Arrangement, Expense	$ 3,645	$ 3,580	$ 7,067	$ 6,702
Restricted Stock Units (RSUs) [Member] | Time Based RSUs
Employee Benefits and Share-based Compensation	2,952	2,584	5,380	5,021
Restricted Stock Units (RSUs) [Member] | Performance-Based Vesting [Member]
Employee Benefits and Share-based Compensation	643	966	1,591	1,622
Employee Stock
Employee Benefits and Share-based Compensation	50	30	96	59
Cost of Products Revenues [Member]
Share-based Payment Arrangement, Expense	589	478	1,015	918
Research and Development Expense [Member]
Share-based Payment Arrangement, Expense	515	409	865	930
Selling and Marketing Expense [Member]
Share-based Payment Arrangement, Expense	800	617	1,398	1,219
General and Administrative Expense [Member]
Share-based Payment Arrangement, Expense	$ 1,741	$ 2,076	$ 3,789	$ 3,635