XML 87 R73.htm IDEA: XBRL DOCUMENT v3.22.1
Stockholders Equity (Additional Information) (Details) - shares
Dec. 31, 2021
Feb. 28, 2021
Dec. 31, 2020
Class of Stock [Line Items]      
Common stock, reserved for future issuance 2,739,000   2,424,000
2021 Inducement Plan      
Class of Stock [Line Items]      
Shares available for grant   300,000  
Common stock, reserved for future issuance [1],[2] 81,000   0
2016 Equity Incentive Plan      
Class of Stock [Line Items]      
Common stock, reserved for future issuance [2],[3] 332,000   357,000
NimbeLink | 2016 Equity Incentive Plan      
Class of Stock [Line Items]      
Common stock, reserved for future issuance 23,000    
[1] On February 5, 2021, 300,000 shares were authorized pursuant to the terms of the Inducement Plan; 225,500 shares were issued under the Inducement Plan during the year ended December 31, 2021
[2] Treasury stock of 541,000 and 534,000 shares as of December 31, 2021 and 2020, respectively, are excluded from the table above.
[3] On January 1, 2021, the number of authorized shares in the 2016 Plan increased by 391,000 shares pursuant to the evergreen provisions of the 2016 Equity Incentive Plan.