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Revenue Recognition and Reserve for Sales Returns and Allowances - Additional Information (Detail) - USD ($) $ in Thousands | 9 Months Ended |
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Sep. 30, 2017 | Dec. 31, 2016
Revenue Recognition, Multiple-deliverable Arrangements [Line Items] |  |
Reserve for sales returns and allowances | $ 12,975 | $ 16,424
Minimum |  |
Revenue Recognition, Multiple-deliverable Arrangements [Line Items] |  |
Discount on invoiced amount of products | 1.00% |
Maximum |  |
Revenue Recognition, Multiple-deliverable Arrangements [Line Items] |  |
Discount on invoiced amount of products | 10.00% |

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- Definition Cash Discount Discount Rate + References No definition available. + Details
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- Definition Sales Reserves and Allowances + References No definition available. + Details
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Balance Type: | credit
Period Type: | instant

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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. + References No definition available. + Details
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- Details
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