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Share-Based Compensation - Shares Issued Under Employee Share Purchase Plan (Details) - Employee Share Purchase Plan 2018 - USD ($) $ / shares in Units, $ in Thousands	Aug. 31, 2024	Feb. 29, 2024	Aug. 31, 2023	Feb. 28, 2023	Aug. 31, 2022	Feb. 28, 2022
Share-based Compensation Arrangement by Share-based Payment Award
Number of Ordinary Shares Issued ( in shares)	1,035,996	1,021,397	794,144	930,582	861,315	667,160
Market price, ADS (in dollars per share)	$ 165.20	$ 165.65	$ 207.55	$ 171.10	$ 171.66	$ 210.52
Market price, Ordinary (in dollars per share)	12.69	12.74	15.97	13.16	13.20	16.19
Purchase price, ADS (in dollars per share)	140.27	140.80	176.42	145.44	145.91	178.94
Purchase Price, Ordinary (in dollars per share)	$ 10.78	$ 10.83	$ 13.57	$ 11.19	$ 11.22	$ 13.76
Proceeds	$ 11,178	$ 11,063	$ 10,777	$ 10,414	$ 9,667	$ 9,183

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