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Balance Sheet Components (Tables) | 3 Months Ended
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Apr. 30, 2019
Balance Sheet Components [Abstract] |
Components of Inventories | The following sections and tables provide details of selected balance sheet items (in thousands): Inventories
|  | As of |
|  | April 30, 2019 |  |  | January 31, 2019 |
Finished goods |  | $ | 8,190 |  |  | $ | 7,567 |
Raw materials |  |  | 2,509 |  |  |  | 2,550 |
Total inventory |  | $ | 10,699 |  |  | $ | 10,117 |
Components of Other Current Assets | Other current assets
|  | As of |
|  | April 30, 2019 |  |  | January 31, 2019 |
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 |
Components of Other Long-Term Assets | Other long-term assets
|  | As of |
|  | April 30, 2019 |  |  | January 31, 2019 |
Deferred sales commissions, non-current |  | $ | 4,292 |  |  | $ | 3,387 |
Convertible note receivable, including interest income |  |  | 1,348 |  |  |  | 1,300 |
Other non-current assets |  |  | 841 |  |  |  | 692 |
Total other assets |  | $ | 6,481 |  |  | $ | 5,379 |
Components of Accrued Expenses | Accrued expenses
|  | As of |
|  | April 30, 2019 |  |  | January 31, 2019 |
Payroll and related expenses |  | $ | 4,467 |  |  | $ | 7,926 |
Regulatory fees and taxes |  |  | 5,225 |  |  |  | 5,645 |
Short-term operating lease liabilities (1) |  |  | 1,836 |  |  |  | — |
Acquisition-related consideration |  |  | 906 |  |  |  | 925 |
Other |  |  | 4,645 |  |  |  | 4,552 |
Total accrued expenses |  | $ | 17,079 |  |  | $ | 19,048 |
(1) The Company adopted Topic 842, the new accounting standard for leasing arrangements on February 1, 2019. See Note 6: Operating Leases below.

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