Stockholders Deficit (Tables)

3 Months Ended

Mar. 31, 2023

Stockholders' Equity (Deficit)

Schedule of allocation of stock-based compensation expense

Stock-based compensation expense was allocated as follows (in thousands):

	Three Months Ended
	March 31,
	2023		2022
Cost of goods sold	$	29	$	44
Research and development		87		103
Selling and marketing		31		40
General and administrative		351		577
Total	$	498	$	764