Basis of Presentation (Tables)

3 Months Ended

Mar. 31, 2021

Organization Consolidation And Presentation Of Financial Statements [Abstract]

Dilutive and Antidilutive Options

The dilutive and antidilutive options are shown separately in the table below.

Three Months Ended March 31,	2021		2020
Additional shares		792,800		434,000
Antidilutive options		583,000		1,911,200