Summary of Significant Accounting Policies - Property and Equipment (Details) |
9 Months Ended |
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Sep. 30, 2017 | |
| Furniture and office equipment | |
| Property, Plant and Equipment [Line Items] | |
| Property, plant and equipment, useful life | 5 years |
| Computer equipment and software costs | Minimum | |
| Property, Plant and Equipment [Line Items] | |
| Property, plant and equipment, useful life | 3 years |
| Computer equipment and software costs | Maximum | |
| Property, Plant and Equipment [Line Items] | |
| Property, plant and equipment, useful life | 5 years |
| Leasehold improvements | |
| Property, Plant and Equipment [Line Items] | |
| Property, plant and equipment, useful life | 5 years |
| Automobiles | |
| Property, Plant and Equipment [Line Items] | |
| Property, plant and equipment, useful life | 5 years |
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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 Useful life of long lived, physical assets used in the normal conduct of business and not intended for resale, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days. Examples include, but not limited to, land, buildings, machinery and equipment, office equipment, furniture and fixtures, and computer equipment. No definition available.
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