Impairment of Long-Lived Assets - Additional Information (Detail) $ in Thousands |
12 Months Ended |
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Dec. 31, 2016
USD ($)
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| Indefinite-lived Intangible Assets [Line Items] | |
| Estimated aggregate remaining fair value of long-lived assets impaired during current period | $ 1,595 |
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- Definition Estimated aggregate fair value of long lived assets impaired during current period. No definition available.
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| X | ||||||||||
- 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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