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CASH, CASH EQUIVALENTS AND INVESTMENTS (Details) - USD ($) $ in Millions | 6 Months Ended |
--- | --- | ---
Jul. 31, 2024 | Jan. 31, 2024
Cash and Cash Equivalents |  |
Accrued dividends | $ 0.6 | $ 0.7
Accrued interest | $ 1.6 | $ 1.3
Held-to-maturity Securities |  |
Cash and Cash Equivalents |  |
Maturity period | 1 year |
Weighted average annual interest rates of CDs (as a percent) | 5.40% | 5.40%
Accrued interest | $ 1.8 | $ 4.5

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