XML 45 R32.htm IDEA: XBRL DOCUMENT
v3.23.1

Intangible Assets (Tables) | 12 Months Ended
--- | ---
Jan. 31, 2023
Goodwill and Intangible Assets Disclosure [Abstract] |
Schedule of Finite-lived Intangible Assets | Intangible assets consisted of the following (in thousands):
| As of January 31,
| 2022 |  | 2023
Intellectual property excluding patents | $ | 2,458 |  | $ | 2,458
Patents | 950 |  | 950
| 3,408 |  | 3,408
Less accumulated amortization | (533) |  |  | (614) |
| $ | 2,875 |  | $ | 2,794
Schedule of Indefinite-Lived Intangible Assets | Intangible assets consisted of the following (in thousands):
| As of January 31,
| 2022 |  | 2023
Intellectual property excluding patents | $ | 2,458 |  | $ | 2,458
Patents | 950 |  | 950
| 3,408 |  | 3,408
Less accumulated amortization | (533) |  |  | (614) |
| $ | 2,875 |  | $ | 2,794
Schedule of Future Amortization Expense | As of January 31, 2023, future amortization expense for definite-lived intangible assets is estimated to be as follows (in thousands):
Year Ending January 31, |
2024 | $ | 80 |
2025 | 80 |
2026 | 80 |
2027 | 75 |
2028 | 11 |
Thereafter | 10 |
| $ | 336 |

X
- References No definition available. + Details
Name: | us-gaap_GoodwillAndIntangibleAssetsDisclosureAbstract
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition Tabular disclosure of assets, excluding financial assets and goodwill, lacking physical substance with a finite life, by either major class or business segment. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 350 -SubTopic 30 -Section 50 -Paragraph 2 -Subparagraph (a) -URI https://asc.fasb.org/extlink&oid=66006027&loc=d3e16323-109275 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 350 -SubTopic 30 -Section 50 -Paragraph 1 -Subparagraph (a) -URI https://asc.fasb.org/extlink&oid=66006027&loc=d3e16265-109275 + Details
Name: | us-gaap_ScheduleOfFiniteLivedIntangibleAssetsTableTextBlock
Namespace Prefix: | us-gaap_
Data Type: | dtr-types:textBlockItemType
Balance Type: | na
Period Type: | duration

X
- Definition Tabular disclosure of assets, excluding financial assets and goodwill, lacking physical substance and exist in perpetuity, by either major class or business segment. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 350 -SubTopic 30 -Section 50 -Paragraph 3 -Subparagraph (b),(d) -URI https://asc.fasb.org/extlink&oid=66006027&loc=d3e16373-109275 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 350 -SubTopic 30 -Section 50 -Paragraph 2 -Subparagraph (b) -URI https://asc.fasb.org/extlink&oid=66006027&loc=d3e16323-109275 + Details
Name: | us-gaap_ScheduleOfIndefiniteLivedIntangibleAssetsTableTextBlock
Namespace Prefix: | us-gaap_
Data Type: | dtr-types:textBlockItemType
Balance Type: | na
Period Type: | duration

X
- Definition Tabular disclosure of the amount of amortization expense expected to be recorded in succeeding fiscal years for finite-lived intangible assets. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 350 -SubTopic 30 -Section 50 -Paragraph 2 -Subparagraph (a) -URI https://asc.fasb.org/extlink&oid=66006027&loc=d3e16323-109275 + Details
Name: | us-gaap_ScheduleofFiniteLivedIntangibleAssetsFutureAmortizationExpenseTableTextBlock
Namespace Prefix: | us-gaap_
Data Type: | dtr-types:textBlockItemType
Balance Type: | na
Period Type: | duration