XML 45 R34.htm IDEA: XBRL DOCUMENT v3.20.2
Balance Sheet Components - Property Plant and Equipment (Details) - USD ($)
$ in Thousands
Sep. 30, 2020
Dec. 31, 2019
Balance Sheet Related Disclosures [Abstract]    
Gross carrying amount $ 26,373 $ 22,866
Less: accumulated depreciation and amortization (20,742) (18,258)
Property and equipment, net $ 5,631 $ 4,608