Stock-Based Compensation Expense (Tables)

3 Months Ended

Mar. 31, 2022

Disclosure Of Compensation Related Costs Sharebased Payments [Abstract]

Schedule of Employee Awards and Non-employee Director Award Plan Activity

During the three months ended March 31, 2022, the Company granted the following awards:

	Three Months Ended
	March 31, 2022
Employee awards:
RSUs		88,415	(1)

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(1) RSUs had a weighted average grant date fair value of $2.72 per share, of which 12,800 RSUs had a cliff vesting period of three years and 75,615 RSUs had a vesting period of four years.

Stock Based Compensation Expense Recognized in Condensed Consolidated Statements of Operations

Total stock-based compensation expense recognized in the condensed consolidated statements of operations as cost of goods sold, cost of revenue – collaborations and services, research and development and selling, general and administrative expense for the three months ended March 31, 2022 and 2021 was as follows (in thousands):

	Three Months Ended March 31,
	2022		2021
RSUs and options	$	2,644	$	1,826
Employee stock purchase plan		162		109
Total stock compensation expense	$	2,806	$	1,935