XML 42 R30.htm IDEA: XBRL DOCUMENT
v3.24.1

Fair Value (Tables) | 12 Months Ended
--- | ---
Jan. 31, 2024
Fair Value Disclosures [Abstract] |
Financial Assets Measured at Fair Value on Recurring Basis | The Company’s financial assets that are accounted for at fair value on a recurring basis are presented in the tables below:
|  | Marketable Securities Fair Value as of January 31, 2024 |
|  | Level 1 |  |  | Level 2 |  |  | Level 3 |  |  | Total |
Assets: |  |  |  |  |  |  |  |  |  |  |  |
Corporate bonds |  | $ | — |  |  | $ | 270,539 |  |  | $ | — |  |  | $ | 270,539 |
Federal government agencies |  |  | — |  |  |  | 134,413 |  |  |  | — |  |  |  | 134,413 |
Municipal and pre-refunded municipal bonds |  |  | — |  |  |  | 86,878 |  |  |  | — |  |  |  | 86,878 |
US Treasury securities |  |  | — |  |  |  | 61,942 |  |  |  | — |  |  |  | 61,942 |
Certificates of deposit |  |  | — |  |  |  | 21,499 |  |  |  | — |  |  |  | 21,499 |
Mutual funds, held in rabbi trust |  |  | 15,068 |  |  |  | — |  |  |  | — |  |  |  | 15,068 |
Commercial paper |  |  | — |  |  |  | 10,557 |  |  |  | — |  |  |  | 10,557 |
|  | $ | 15,068 |  |  | $ | 585,828 |  |  | $ | — |  |  | $ | 600,896 |
|  | Marketable Securities Fair Value as of January 31, 2023 |
|  | Level 1 |  |  | Level 2 |  |  | Level 3 |  |  | Total |
Assets: |  |  |  |  |  |  |  |  |  |  |  |
Corporate bonds |  | $ | — |  |  | $ | 141,534 |  |  | $ | — |  |  | $ | 141,534 |
Federal government agencies |  |  | — |  |  |  | 15,532 |  |  |  | — |  |  |  | 15,532 |
Municipal and pre-refunded municipal bonds |  |  | — |  |  |  | 69,741 |  |  |  | — |  |  |  | 69,741 |
US Treasury securities |  |  | — |  |  |  | 23,552 |  |  |  | — |  |  |  | 23,552 |
Certificates of deposit |  |  | — |  |  |  | 249 |  |  |  | — |  |  |  | 249 |
Mutual funds, held in rabbi trust |  |  | 11,978 |  |  |  | — |  |  |  | — |  |  |  | 11,978 |
Commercial paper |  |  | — |  |  |  | 21,636 |  |  |  | — |  |  |  | 21,636 |
|  | $ | 11,978 |  |  | $ | 272,244 |  |  | $ | — |  |  | $ | 284,222 |

X
- 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
Name: | us-gaap_FairValueAssetsMeasuredOnRecurringBasisTextBlock
Namespace Prefix: | us-gaap_
Data Type: | dtr-types:textBlockItemType
Balance Type: | na
Period Type: | duration

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