Balance Sheet Components - Schedule of Net Accounts Receivable Balance Concentrations by Major Category (Details) - USD ($) $ in Thousands |
Jun. 30, 2018 |
Dec. 31, 2017 |
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| Accounts Notes And Loans Receivable [Line Items] | ||
| Net accounts receivable | $ 37,472 | $ 31,444 |
| Rental | ||
| Accounts Notes And Loans Receivable [Line Items] | ||
| Net accounts receivable | 3,240 | 4,212 |
| Business To Business And Other Receivables | ||
| Accounts Notes And Loans Receivable [Line Items] | ||
| Net accounts receivable | $ 34,232 | $ 27,232 |
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- Definition Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table. No definition available.
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- Definition Amount due from customers or clients, within one year of the balance sheet date (or the normal operating cycle, whichever is longer), for goods or services (including trade receivables) that have been delivered or sold in the normal course of business, reduced to the estimated net realizable fair value by an allowance established by the entity of the amount it deems uncertain of collection. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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