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Investments (Details) - USD ($) $ in Thousands | 9 Months Ended |
--- | --- | ---
Oct. 31, 2023 | Oct. 31, 2022 | Jan. 31, 2023
Disclosure Text Block Supplement [Abstract] |  |  |
Retained Earnings, Undistributed Earnings from Equity Method Investees | $ 16,800 |  | $ 13,000
Dividends | 5,500 | $ 3,000 |
Short-Term Investments | $ 259,172 |  | $ 211,331
Debt Securities, Held-to-Maturity, Weighted Average Yield, Maturity, Year One | 5.50% |  | 3.90%

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- Definition Weighted average yield of investment in debt security measured at amortized cost (held-to-maturity) maturing in next fiscal year following current fiscal year. Excludes interim and annual periods when interim periods are reported from current statement of financial position date (rolling approach). + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Name Regulation S-K (SK) -Number 229 -Section 1403 -Paragraph (a) -Subparagraph (1) -Publisher SEC Reference 2: http://www.xbrl.org/2009/role/commonPracticeRef -Name Industry Guide -Number 3 -Section II -Paragraph B -Publisher SEC + Details
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- Definition Amount of paid and unpaid cash, stock, and paid-in-kind (PIK) dividends declared, for example, but not limited to, common and preferred stock. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Topic 505 -SubTopic 10 -Name Accounting Standards Codification -Section S99 -Paragraph 1 -Subparagraph (SX 210.3-04) -Publisher FASB -URI https://asc.fasb.org//1943274/2147480008/505-10-S99-1 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Name Accounting Standards Codification -Section 45 -Paragraph 2 -SubTopic 405 -Topic 942 -Publisher FASB -URI https://asc.fasb.org//1943274/2147481071/942-405-45-2 + Details
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- Definition Amount of consolidated retained earnings that represent undistributed (not yet received) earnings from 50 percent or less owned persons accounted for by the equity method (equity method investees). + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Topic 235 -SubTopic 10 -Name Accounting Standards Codification -Section S99 -Paragraph 1 -Subparagraph (SX 210.4-08(e)(2)) -Publisher FASB -URI https://asc.fasb.org//1943274/2147480678/235-10-S99-1 + Details
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