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Balance Sheet Components - Schedule of Gross Accounts Receivable Balance Concentrations by Major Category (Details) - USD ($)
$ in Thousands
Sep. 30, 2020
Dec. 31, 2019
Accounts Notes And Loans Receivable [Line Items]    
Gross accounts receivable $ 33,099 $ 36,104
Rental    
Accounts Notes And Loans Receivable [Line Items]    
Gross accounts receivable 5,081 3,003
Business To Business And Other Receivables    
Accounts Notes And Loans Receivable [Line Items]    
Gross accounts receivable $ 28,018 $ 33,101