Supplementary Balance Sheet Information - Additional Information (Detail) - USD ($) $ in Thousands |
12 Months Ended | ||
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Dec. 31, 2018 |
Dec. 31, 2017 |
Dec. 31, 2016 |
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Accounts Receivable [Abstract] | |||
Allowances for doubtful accounts | $ 900 | $ 800 | |
Provision for sales returns | 1,458 | 337 | $ 644 |
Write-downs for excess and obsolete inventory | 1,100 | 1,900 | |
Disposal of internally developed software | 1,185 | 505 | |
Assets Held Under Capital Lease | |||
Accounts Receivable [Abstract] | |||
Capital leased assets, Gross | 400 | ||
Sales Returns and Allowances | |||
Accounts Receivable [Abstract] | |||
Provision for sales returns | $ 200 | $ 200 |
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- References No definition available.
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- Definition For an unclassified balance sheet, a valuation allowance for receivables due a company that are expected to be uncollectible. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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- Definition Amount before accumulated depreciation of leased physical assets used in the normal conduct of business to produce goods and services. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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- Definition Amount of gain (loss) on sale or disposal of intangible assets. Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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- Definition The increase (decrease) during the reporting period in amount due within one year (or one business cycle) from customers for the credit sale of goods and services. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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- Definition Amount of valuation reserve for inventory. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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- Details
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- Details
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