STOCK-BASED COMPENSATION - Schedule of Stock-Based Compensation Expense by Type of Award (Details) - USD ($) $ in Thousands	3 Months Ended
Apr. 30, 2025	Apr. 30, 2024
Stock-Based Compensation Plans
Stock-based compensation expense	$ 15,467	$ 18,021
Equity Settled Awards
Stock-Based Compensation Plans
Stock-based compensation expense	15,428	18,009
Restricted stock units and restricted stock awards \| Equity Settled Awards
Stock-Based Compensation Plans
Stock-based compensation expense	13,540	16,508
Stock bonus program and bonus share program \| Equity Settled Awards
Stock-Based Compensation Plans
Stock-based compensation expense	1,888	1,501
Phantom stock units (cash-settled awards) \| Cash Settled Awards
Stock-Based Compensation Plans
Stock-based compensation expense	$ 39	$ 12

Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

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+ Details