Quarterly report pursuant to Section 13 or 15(d)

Schedule Of Definite Lived Intangible Assets (Details)

v3.22.1
Schedule Of Definite Lived Intangible Assets (Details) - USD ($)
$ in Thousands
 3 Months Ended
Mar. 31, 2022
Dec. 31, 2021
Finite-Lived Intangible Assets [Line Items]    
Gross Carrying Amount $ 4,763 $ 4,749
Accumulated Amortization (3,911) (3,855)
Net Carrying Amount $ 852 894
Patents [Member]    
Finite-Lived Intangible Assets [Line Items]    
Weighted Average Amortization Period (Years) 8 years 3 months 18 days  
Gross Carrying Amount $ 787 787
Accumulated Amortization (354) (351)
Net Carrying Amount $ 433 436
Software [Member]    
Finite-Lived Intangible Assets [Line Items]    
Weighted Average Amortization Period (Years) 3 years  
Gross Carrying Amount $ 606 592
Accumulated Amortization (428) (415)
Net Carrying Amount $ 178 177
Customer Relationships [Member]    
Finite-Lived Intangible Assets [Line Items]    
Weighted Average Amortization Period (Years) 10 years  
Gross Carrying Amount $ 3,370 3,370
Accumulated Amortization (3,129) (3,089)
Net Carrying Amount $ 241 $ 281