Income Tax (Details) - USD ($)
$ in Thousands
12 Months Ended
Dec. 31, 2020
Dec. 31, 2019
Income Tax Disclosure [Abstract]    
Pretax loss $ (1,368) $ (1,111)
Federal tax rate 21.00% 21.00%
Income tax computed at the ordinary tax rate $ 287 $ 233
Stock-based compensation (135) (114)
Tax in respect of differences in corporate tax rates 5 2
Losses and timing differences in respect of which no deferred taxes were generated (157) (121)
Income tax expense/(benefit)