Capital Stock and Stock-Based Awards - Schedule of RSU activity (Details) - Restricted Stock Units (RSUs) - $ / shares	12 Months Ended
May 31, 2026	May 31, 2025	May 31, 2024
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Granted (in shares)	413,736	410,392	177,867
Weighted average grant date price per unit (in dollars per share)	$ 25.88	$ 31.04	$ 37.81

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