Annual report pursuant to Section 13 and 15(d)

Income Taxes - Expense (Details)

v3.23.1
Income Taxes - Expense (Details)
12 Months Ended
Dec. 31, 2022
Dec. 31, 2021
Reconciliation of income tax expense    
Federal statutory rate 21.00% 21.00%
Stock compensation (2.72%) (1.48%)
Research tax credit (0.01%) 0.00%
Research tax credit 2.01% 2.52%
NOL carryback due to CARES Act 0.00% 0.26%
Other (0.19%) (0.15%)
Valuation allowance (20.15%) (21.93%)
Effective income tax rate (0.06%) 0.22%