Annual and transition report of foreign private issuers [Sections 13 or 15(d)]

Consolidated Statements of Changes in Shareholders' Equity

v3.25.1
Consolidated Statements of Changes in Shareholders' Equity - USD ($)
$ in Millions
Total
Common Stock
Additional Paid-in Capital
Retained Earnings
Treasury Stock
Accumulated Other Comprehensive Loss
Beginning balance at Mar. 31, 2022 $ 1,332.9 $ 232.1 $ 230.4 $ 892.4 $ 0.0 $ (22.0)
Increase (Decrease) in Stockholders' Equity [Roll Forward]            
Net income 512.0     512.0    
Other comprehensive income (loss) (31.3)         (31.3)
Stock-based compensation 9.6 0.3 9.3      
Issuance of ordinary shares 0.2   0.2      
Dividends declared (133.6)     (133.6)    
Shares repurchased (78.4)       (78.4)  
Shares cancelled 0.0 (2.4) (2.0) (74.0) 78.4  
Ending balance at Mar. 31, 2023 1,611.4 230.0 237.9 1,196.8 0.0 (53.3)
Increase (Decrease) in Stockholders' Equity [Roll Forward]            
Net income 510.2     510.2    
Other comprehensive income (loss) (15.0)         (15.0)
Stock-based compensation 23.3 0.2 23.1      
Issuance of ordinary shares 0.4   0.4      
Shares repurchased (271.4)       (271.4)  
Shares cancelled 0.0 (5.5) (4.9) (261.0) 271.4  
Ending balance at Mar. 31, 2024 1,858.9 224.7 256.5 1,446.0 0.0 (68.3)
Increase (Decrease) in Stockholders' Equity [Roll Forward]            
Net income 424.0     424.0    
Other comprehensive income (loss) 10.1         10.1
Stock-based compensation 15.6 0.2 15.4      
Issuance of ordinary shares 2.8 0.1 2.7      
Shares repurchased (149.9)       (149.9)  
Shares cancelled 0.0 (2.9) (2.7) (144.3) 149.9  
Ending balance at Mar. 31, 2025 $ 2,161.5 $ 222.1 $ 271.9 $ 1,725.7 $ 0.0 $ (58.2)