Accounts receivables, net and other receivables (Details) - USD ($) $ in Thousands |
12 Months Ended | ||
|---|---|---|---|
Dec. 31, 2017 |
Dec. 31, 2016 |
Dec. 31, 2015 |
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| Accounts receivables, net and other receivables | |||
| Trade receivables, net of allowances | $ 25,079 | $ 39,404 | |
| Unbilled access fees | 274 | 21 | |
| Unbilled platform service arrangements | 795 | 3,553 | |
| Accounts receivable, net | 26,148 | 42,978 | |
| Unbilled access fees | 817 | 867 | |
| Unbilled platform service arrangements | 3 | 694 | |
| Non-current other receivables | 820 | 1,561 | |
| Allowance for doubtful accounts | |||
| Balance at the beginning of the year | 442 | 605 | $ 394 |
| Additions charged to operations | 773 | 116 | 304 |
| Deductions from reserves, net | (352) | (279) | (93) |
| Balance at the end of the year | $ 863 | $ 442 | $ 605 |
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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/presentationRef
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- Definition For an unclassified balance sheet, a valuation allowance for receivables due a company that are expected to be uncollectible. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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- Definition A roll forward is a reconciliation of a concept from the beginning of a period to the end of a period. No definition available.
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- Definition Amount of direct write-downs of accounts receivable charged against the allowance. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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- Definition Amount of expense related to write-down of receivables to the amount expected to be collected. Includes, but is not limited to, accounts receivable and notes receivable. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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- References No definition available.
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- Definition The total amount due to the entity within one year of the balance sheet date (or one operating cycle, if longer) from outside sources, including trade accounts receivable, notes and loans receivable, as well as any other types of receivables, net of allowances established for the purpose of reducing such receivables to an amount that approximates their net realizable value. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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- Definition The non-current portion of other receivables, net, that is amounts expected to be collected after one year or the normal operating cycle, if longer from third parties or arising from transactions not separately disclosed. No definition available.
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- Definition The amount due within one year or the normal operating cycle, if longer, for unbilled access fees recognized in conformity with revenue recognition criteria. No definition available.
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- Definition The amount due for unbilled access fees more than one year from the balance sheet recognized in conformity with revenue recognition criteria. No definition available.
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- Definition Current portion of unbilled amounts due for services rendered or to be rendered, actions taken or to be taken, or a promise to refrain from taking certain actions in accordance with the terms of a legally binding agreement between the entity and, at a minimum, one other party. No definition available.
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- Definition Non-current portion of unbilled amounts due for services rendered or to be rendered, actions taken or to be taken, or a promise to refrain from taking certain actions in accordance with the terms of a legally binding agreement between the entity and, at a minimum, one other party. No definition available.
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