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Balance Sheet Components - Components of Other Current Assets (Details) - USD ($) $ in Thousands	Apr. 30, 2019	Jan. 31, 2019
Prepaid Expense And Other Assets Current [Abstract]
Prepaid expenses	$ 2,342	$ 2,681
Deferred sales commissions, current	1,395	1,081
Deferred inventory costs	403	334
Other current assets	1,244	1,354
Total other current assets	$ 5,384	$ 5,450

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- Definition

Deferred inventory costs current.

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- Definition

Deferred sales commissions current.

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- Definition

Amount of current assets classified as other.

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-SubTopic 10
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Amount of asset related to consideration paid in advance for costs that provide economic benefits in future periods, and amount of other assets that are expected to be realized or consumed within one year or the normal operating cycle, if longer.

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Amount of asset related to consideration paid in advance for costs that provide economic benefits within a future period of one year or the normal operating cycle, if longer.

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