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Schedule of Other Current Liabilities (Detail) - USD ($) $ in Thousands | Jun. 30, 2018 | Dec. 31, 2017
--- | --- | ---
Other Liabilities Current [Abstract] |  |
Taxes payable | $ 15,988 | $ 10,326
Amounts payable to holders of General Unsecured Claims |  | 8,474
Other | 1,827 | 893
Other current liabilities | $ 17,815 | $ 19,693

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