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Balance Sheet Components - Schedule of Net Accounts Receivable Balance Concentrations by Major Category (Details) - USD ($) $ in Thousands | Sep. 30, 2020 | Dec. 31, 2019
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Accounts Notes And Loans Receivable [Line Items] |  |
Net accounts receivable | $ 31,691 | $ 34,325
Rental |  |
Accounts Notes And Loans Receivable [Line Items] |  |
Net accounts receivable | 4,354 | 2,464
Business To Business And Other Receivables |  |
Accounts Notes And Loans Receivable [Line Items] |  |
Net accounts receivable | $ 27,337 | $ 31,861

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