v3.25.4
CONDENSED CONSOLIDATED STATEMENTS OF CHANGES IN SHAREHOLDERS' EQUITY - USD ($)
$ in Thousands
Total
Registered Shares
Additional Paid-in Capital
Treasury Shares
Retained Earnings
Accumulated Other Comprehensive Loss
Beginning of the period (in shares) at Mar. 31, 2024   173,106,000        
Beginning of the period at Mar. 31, 2024 $ 2,233,653 $ 30,148 $ 63,524 $ (1,351,336) $ 3,602,519 $ (111,202)
Beginning of the period (in shares) at Mar. 31, 2024       19,243,000    
Increase (Decrease) in Shareholders' Equity            
Total comprehensive income 464,343       487,463 (23,120)
Purchases of registered shares (in shares)       5,328,000    
Purchases of registered shares (461,402)     $ (461,402)    
Sales of shares upon exercise of stock options and purchase rights 20,235   (6,065) $ 29,567 (3,267)  
Sales of shares upon exercise of stock options and purchase rights (in shares)       (273,000)    
Issuance of shares upon vesting of restricted stock units (22,251)   (38,518) $ 69,134 (52,867)  
Issuance of shares upon vesting of restricted stock units (in shares)       (631,000)    
Cancellation of treasury shares (in shares)   (4,112,000)   (4,112,000)    
Cancellation of treasury shares 0 $ (716)   $ 332,088 (331,372)  
Share-based compensation 76,221   76,221      
Cash dividends (207,981)       (207,981)  
End of the period (in shares) at Dec. 31, 2024   168,994,000        
End of the period at Dec. 31, 2024 2,102,818 $ 29,432 95,162 $ (1,381,949) 3,494,495 (134,322)
End of the period (in shares) at Dec. 31, 2024       19,555,000    
Beginning of the period (in shares) at Sep. 30, 2024   173,106,000        
Beginning of the period at Sep. 30, 2024 2,111,894 $ 30,148 72,268 $ (1,518,149) 3,626,999 (99,372)
Beginning of the period (in shares) at Sep. 30, 2024       21,270,000    
Increase (Decrease) in Shareholders' Equity            
Total comprehensive income 165,197       200,147 (34,950)
Purchases of registered shares (in shares)       2,428,000    
Purchases of registered shares (199,283)     $ (199,283)    
Issuance of shares upon vesting of restricted stock units (1,008)   (3,124) $ 3,395 (1,279)  
Issuance of shares upon vesting of restricted stock units (in shares)       (31,000)    
Cancellation of treasury shares (in shares)   (4,112,000)   (4,112,000)    
Cancellation of treasury shares 0 $ (716)   $ 332,088 (331,372)  
Share-based compensation 26,018   26,018      
End of the period (in shares) at Dec. 31, 2024   168,994,000        
End of the period at Dec. 31, 2024 2,102,818 $ 29,432 95,162 $ (1,381,949) 3,494,495 (134,322)
End of the period (in shares) at Dec. 31, 2024       19,555,000    
Beginning of the period (in shares) at Mar. 31, 2025   168,994,000        
Beginning of the period at Mar. 31, 2025 $ 2,127,420 $ 29,432 82,591 $ (1,464,912) 3,627,261 (146,952)
Beginning of the period (in shares) at Mar. 31, 2025 20,485,000     20,485,000    
Increase (Decrease) in Shareholders' Equity            
Total comprehensive income $ 588,551       567,724 20,827
Purchases of registered shares (in shares)       2,678,000    
Purchases of registered shares (239,056)     $ (239,056)    
Sales of shares upon exercise of stock options and purchase rights 24,172   (3,820) $ 27,992    
Sales of shares upon exercise of stock options and purchase rights (in shares)       (317,000)    
Issuance of shares upon vesting of restricted stock units (19,406)   (61,232) $ 55,533 (13,707)  
Issuance of shares upon vesting of restricted stock units (in shares)       (609,000)    
Cancellation of treasury shares (in shares)   (8,210,000)   (8,210,000)    
Cancellation of treasury shares 0 $ (1,431)   $ 712,165 (710,734)  
Share-based compensation 86,771   86,771      
Cash dividends (232,729)       (232,729)  
End of the period (in shares) at Dec. 31, 2025   160,784,000        
End of the period at Dec. 31, 2025 $ 2,335,723 $ 28,001 104,310 $ (908,278) 3,237,815 (126,125)
End of the period (in shares) at Dec. 31, 2025 14,026,614     14,027,000    
Beginning of the period (in shares) at Sep. 30, 2025   160,784,000        
Beginning of the period at Sep. 30, 2025 $ 2,083,013 $ 28,001 85,347 $ (890,617) 2,986,776 (126,494)
Beginning of the period (in shares) at Sep. 30, 2025       13,889,000    
Increase (Decrease) in Shareholders' Equity            
Total comprehensive income 251,408       251,039 369
Purchases of registered shares (in shares)       207,000    
Purchases of registered shares (23,254)     $ (23,254)    
Sales of shares upon exercise of stock options and purchase rights 2,459   (1,028) $ 3,487    
Sales of shares upon exercise of stock options and purchase rights (in shares)       (43,000)    
Issuance of shares upon vesting of restricted stock units (1,195)   (3,301) $ 2,106    
Issuance of shares upon vesting of restricted stock units (in shares)       (26,000)    
Share-based compensation 23,292   23,292      
End of the period (in shares) at Dec. 31, 2025   160,784,000        
End of the period at Dec. 31, 2025 $ 2,335,723 $ 28,001 $ 104,310 $ (908,278) $ 3,237,815 $ (126,125)
End of the period (in shares) at Dec. 31, 2025 14,026,614     14,027,000