XML 89 R51.htm IDEA: XBRL DOCUMENT v3.20.1
Goodwill - Narrative (Details)
$ in Thousands
12 Months Ended
Dec. 31, 2019
USD ($)
reporting_unit
Dec. 31, 2018
USD ($)
Oct. 01, 2019
USD ($)
Dec. 31, 2017
USD ($)
Goodwill [Line Items]        
Goodwill $ 7,907 $ 2,795   $ 7,750
Volume Weighted Average Price, Term 20 days      
Number of reporting units | reporting_unit 2      
Impairment loss $ 2,254 4,955    
Glowpoint        
Goodwill [Line Items]        
Goodwill 541 2,795   $ 7,750
Impairment loss $ 2,254 $ 4,955    
Oblong Industries        
Goodwill [Line Items]        
Goodwill     $ 7,366