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Revenue and Deferred Revenue (Tables) | 6 Months Ended
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Jul. 31, 2022
Revenue From Contract With Customer [Abstract] |
Summary of Revenue Disaggregated by Revenue Source | Revenue disaggregated by revenue source consisted of the following (in thousands):
|  | Three Months Ended |  | Six Months Ended
|  | July 31, 2022 |  |  | July 31, 2021 |  | July 31, 2022 |  | July 31, 2021
Subscription and services revenue |  | $ | 47,995 |  | $ | 43,537 |  | $ | 94,718 |  | $ | 85,502
Product and other revenue |  |  | 4,658 |  |  | 3,520 |  |  | 8,272 |  |  | 7,127
Total revenue |  | $ | 52,653 |  | $ | 47,057 |  | $ | 102,990 |  | $ | 92,629
Concentration of Net Accounts Receivable Balance | Customers who represented 10% or more of net accounts receivable were as follows:
|  |  |  |  | As of
|  |  |  |  | July 31, 2022 |  |  | January 31, 2022
Customer A |  |  |  |  | 16% |  |  | 19%
Customer B |  |  |  |  | * |  |  | 11%
* Less than 10% of net accounts receivable for the period indicated.
Components of Deferred Revenue | Deferred Revenue primarily consists of billings or payments received in advance of meeting revenue recognition criteria. Deferred services revenue is recognized on a ratable basis over the term of the contract as the services are provided.
|  |  |  | As of
|  |  |  | July 31, 2022 |  | January 31, 2022
Subscription and services |  |  |  | $ | 17,671 |  | $ | 16,614
Product and other |  |  |  |  | 63 |  |  | 59
Total deferred revenue |  |  |  | $ | 17,734 |  |  | 16,673
Less: current deferred revenue |  |  |  |  | 17,686 |  |  | 16,600
Non-current deferred revenue included in other long-term liabilities |  |  |  | $ | 48 |  | $ | 73

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