Annual report pursuant to Section 13 and 15(d)

Accrued Liabilities - Schedule of Accrued Liabilities (Details)

v3.20.4
Accrued Liabilities - Schedule of Accrued Liabilities (Details) - USD ($)
$ in Thousands
Dec. 31, 2020
Dec. 31, 2019
Accrued Liabilities and Other Liabilities [Abstract]    
Salaries, benefits and related expenses $ 1,194 $ 1,098
Device warranty 188 285
Other 47 300
Total $ 1,429 $ 1,683