Condensed Consolidated Financial Statements Detail - Property and Equipment, Net (Details) - USD ($) $ in Thousands |
Sep. 30, 2017 |
Dec. 31, 2016 |
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|---|---|---|---|---|---|
| Property Plant And Equipment [Abstract] | |||||
| Equipment and furniture | $ 722 | $ 14,023 | |||
| Leasehold improvements | 334 | 554 | |||
| Property and equipment, gross | 1,056 | 14,577 | |||
| Less: Accumulated depreciation and amortization | (959) | (13,541) | |||
| Property and equipment, net | $ 97 | $ 1,036 | [1] | ||
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| X | ||||||||||
- Definition Amount of accumulated depreciation, depletion and amortization for physical assets used in the normal conduct of business to produce goods and services. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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| X | ||||||||||
- Definition Amount before accumulated depreciation of additions or improvements to assets held under a lease arrangement. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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| X | ||||||||||
- References No definition available.
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| X | ||||||||||
- Definition Amount before accumulated depreciation, depletion and amortization of physical assets used in the normal conduct of business and not intended for resale. Examples include, but are not limited to, land, buildings, machinery and equipment, office equipment, and furniture and fixtures. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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| X | ||||||||||
- Definition Amount after accumulated depreciation, depletion and amortization of physical assets used in the normal conduct of business to produce goods and services and not intended for resale. Examples include, but are not limited to, land, buildings, machinery and equipment, office equipment, and furniture and fixtures. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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| X | ||||||||||
- Definition Equipment and furniture gross. No definition available.
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