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DESCRIPTION OF THE BUSINESS AND BASIS OF PRESENTATION (Tables) | 6 Months Ended
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Jul. 31, 2023
DESCRIPTION OF THE BUSINESS AND BASIS OF PRESENTATION |
Schedule of financial instruments recorded at fair value on a recurring basis | ​
​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
​ | ​ | July 31, 2023 | ​ | January 31, 2023
​ | ​ | Level 1 | ​ | Level 2 | ​ | Level 3 | ​ | Level 1 | ​ | Level 2 | ​ | Level 3
​ |  | Inputs |  | Inputs | ​ | Inputs |  | Inputs | ​ | Inputs |  | Inputs
Money market fund | ​ | $ | 127,064 | ​ | $ | — | ​ | $ | — | ​ | $ | 68,647 | ​ | $ | — | ​ | $ | —
Available-for-sale securities | ​ | ​ | — | ​ | ​ | 59,992 | ​ | ​ | — | ​ | ​ | — | ​ | ​ | — | ​ | ​ | —
Totals | ​ | $ | 127,064 | ​ | $ | 59,992 | ​ | $ | — | ​ | $ | 68,647 | ​ | $ | — | ​ | $ | —

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- Definition Tabular disclosure of assets, including [financial] instruments measured at fair value that are classified in stockholders' equity, if any, by class that are measured at fair value on a recurring basis. The disclosures contemplated herein include the fair value measurements at the reporting date by the level within the fair value hierarchy in which the fair value measurements in their entirety fall, segregating fair value measurements using quoted prices in active markets for identical assets (Level 1), significant other observable inputs (Level 2), and significant unobservable inputs (Level 3). + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Name Accounting Standards Codification -Topic 820 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (a) -Publisher FASB -URI https://asc.fasb.org//1943274/2147482106/820-10-50-2 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Topic 820 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 2 -Subparagraph (b) -Publisher FASB -URI https://asc.fasb.org//1943274/2147482106/820-10-50-2 + Details
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