Stock-Based Compensation (Tables)

3 Months Ended

Mar. 31, 2021

Employee And Nonemployee Stock Option Restricted Stock Units

Employee Service Share Based Compensation Allocation Of Recognized Period Costs

Schedule of Stock-Based Compensation Expense

The following table summarizes the classification of stock-based compensation expense in our condensed consolidated statements of income related to options and restricted stock units granted to employees and nonemployees (in thousands):

	Three Months Ended
	March 31,
	2021		2020
Cost of goods sold (1)	$	191	$	45
Research and development		6,432		3,590
Selling, general and administrative		10,261		5,920
Stock-based compensation expense	$	16,884	$	9,555
Capitalized stock-based compensation expense into inventory at March 31	$	289	$	434