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Earnings (Loss) Per Share - Summary of Basic and Diluted Earnings Per Share (Details) - USD ($)
$ / shares in Units, shares in Thousands, $ in Millions
 3 Months Ended 9 Months Ended
Nov. 30, 2025
Nov. 30, 2024
Nov. 30, 2025
Nov. 30, 2024
Earnings Per Share [Abstract]        
Net income (loss) for basic and diluted earnings (loss) per share available to common shareholders $ 13.7 $ 12.3 $ 28.9 $ (0.7)
Weighted-average number of shares outstanding (000's) - basic and diluted (in shares) [1] 590,892 591,240 593,386 590,537
Weighted Average Number of Shares Outstanding, Diluted, Total (in shares) 596,303 593,530 598,054 590,537
Earnings (Loss) Per Share, Basic (in usd per share) $ 0.02 $ (0.02) $ 0.05 $ (0.12)
Earnings (Loss) Per Share, Diluted (in usd per share) $ 0.02 $ (0.02) $ 0.05 $ (0.12)
Earnings Per Share, Diluted, by Common Class, Including Two Class Method [Line Items]        
Income (Loss) from Continuing Operations, Net of Tax, Attributable to Parent $ 13.7 $ 12.3 $ 28.9 $ (0.7)
Earnings (Loss) Per Share, Basic (in usd per share) $ 0.02 $ (0.02) $ 0.05 $ (0.12)
Incremental Common Shares Attributable to Dilutive Effect of Share-based Payment Arrangements 5,411 [2] 2,290 [2] 4,668 [2] 0 [3]
Net income (loss) $ 13.7 $ (10.5) $ 28.9 $ (71.6)
[1]
(1) The Company has not presented the dilutive effect of the Notes using the if-converted method in the calculation of diluted earnings (loss) per share for the three and nine months ended November 30, 2025 and November 30, 2024, as to do so would be antidilutive. See Note 6 for details on the Notes.
[2]
(2) The Company has presented the dilutive effect of in-the-money options and RSUs that will be settled upon vesting by the issuance of new common shares in the calculation of diluted earnings per share for the three and nine months ended November 30, 2025 and for the three months ended November 30, 2024.
[3] (3) The Company has not presented the dilutive effect of in-the-money options and RSUs that will be settled upon vesting by the issuance of new common shares in the calculation of diluted loss per share for the nine months ended November 30, 2024, as to do so would be antidilutive