Annual report pursuant to Section 13 and 15(d)

Income Taxes - Schedule of Effective Income Tax Rate Reconciliation (Details)

v3.21.1
Income Taxes - Schedule of Effective Income Tax Rate Reconciliation (Details)
12 Months Ended
Dec. 31, 2020
Dec. 31, 2019
Income Tax Disclosure [Abstract]    
Tax at federal statutory rate 21.00% 21.00%
Effect of U.S. tax law change 0.00% 0.00%
U.S. income subject to valuation allowance (20.90%) (14.60%)
State and local income taxes (0.30%) 0.20%
Foreign income not subject to U.S. federal tax 0.00% 0.00%
Foreign tax 0.00% 0.00%
Nondeductible expenses (0.10%) (6.50%)
Other 0.00% 0.00%
Effective income tax rate (0.30%) (0.10%)