Annual report pursuant to Section 13 and 15(d)

Goodwill and Other Identifiable Intangible Assets - Summary of Changes in Net Carrying Values of Intangibles (Details)

v3.20.4
Goodwill and Other Identifiable Intangible Assets - Summary of Changes in Net Carrying Values of Intangibles (Details) - USD ($)
$ in Thousands
 12 Months Ended
Dec. 31, 2020
Dec. 31, 2019
Finite Lived Intangible Assets [Line Items]    
Gross carrying amount $ 84,580 $ 84,282
Accumulated amortization 15,783 6,749
Net amount $ 68,797 $ 77,533
Technology    
Finite Lived Intangible Assets [Line Items]    
Average estimated useful lives (in years) 10 years 10 years
Gross carrying amount $ 77,700 $ 77,700
Accumulated amortization 10,684 2,914
Net amount $ 67,016 $ 74,786
Licenses    
Finite Lived Intangible Assets [Line Items]    
Average estimated useful lives (in years) 10 years 10 years
Gross carrying amount $ 185 $ 185
Accumulated amortization 174 165
Net amount $ 11 $ 20
Patents And Websites    
Finite Lived Intangible Assets [Line Items]    
Average estimated useful lives (in years) 5 years 5 years
Gross carrying amount $ 4,488 $ 4,274
Accumulated amortization 3,015 2,308
Net amount $ 1,473 $ 1,966
Customer Relationships    
Finite Lived Intangible Assets [Line Items]    
Average estimated useful lives (in years) 4 years 4 years
Gross carrying amount $ 1,474 $ 1,346
Accumulated amortization 1,351 897
Net amount 123 449
Commercials    
Finite Lived Intangible Assets [Line Items]    
Gross carrying amount 733 777
Accumulated amortization 559 465
Net amount $ 174 $ 312
Commercials | Minimum    
Finite Lived Intangible Assets [Line Items]    
Average estimated useful lives (in years) 2 years 2 years
Commercials | Maximum    
Finite Lived Intangible Assets [Line Items]    
Average estimated useful lives (in years) 3 years 3 years